id
stringlengths
9
13
submitter
stringlengths
4
48
authors
stringlengths
4
9.62k
title
stringlengths
4
343
comments
stringlengths
2
480
journal-ref
stringlengths
9
309
doi
stringlengths
12
138
report-no
stringclasses
277 values
categories
stringlengths
8
87
license
stringclasses
9 values
orig_abstract
stringlengths
27
3.76k
versions
listlengths
1
15
update_date
stringlengths
10
10
authors_parsed
listlengths
1
147
abstract
stringlengths
24
3.75k
2401.15478
Anthony Gitter
Daniel McNeela, Frederic Sala, Anthony Gitter
Product Manifold Representations for Learning on Biological Pathways
28 pages, 19 figures
null
null
null
q-bio.QM cs.LG q-bio.MN
http://creativecommons.org/licenses/by/4.0/
Machine learning models that embed graphs in non-Euclidean spaces have shown substantial benefits in a variety of contexts, but their application has not been studied extensively in the biological domain, particularly with respect to biological pathway graphs. Such graphs exhibit a variety of complex network structur...
[ { "created": "Sat, 27 Jan 2024 18:46:19 GMT", "version": "v1" } ]
2024-01-30
[ [ "McNeela", "Daniel", "" ], [ "Sala", "Frederic", "" ], [ "Gitter", "Anthony", "" ] ]
Machine learning models that embed graphs in non-Euclidean spaces have shown substantial benefits in a variety of contexts, but their application has not been studied extensively in the biological domain, particularly with respect to biological pathway graphs. Such graphs exhibit a variety of complex network structures...
1712.02289
Massimo Cencini Dr.
Massimo Cencini and Simone Pigolotti
Energetic funnel facilitates facilitated diffusion
10 pages, Nucleic Acids Research in press. Supplementary information available from the Journal (at https://academic.oup.com/nar/advance-article-abstract/doi/10.1093/nar/gkx1220/4690584)
null
10.1093/nar/gkx1220
null
q-bio.BM physics.bio-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Transcription factors are able to associate to their binding sites on DNA faster than the physical limit posed by diffusion. Such high association rates can be achieved by alternating between three-dimensional diffusion and one-dimensional sliding along the DNA chain, a mechanism dubbed Facilitated Diffusion. By stud...
[ { "created": "Wed, 6 Dec 2017 17:13:01 GMT", "version": "v1" } ]
2017-12-07
[ [ "Cencini", "Massimo", "" ], [ "Pigolotti", "Simone", "" ] ]
Transcription factors are able to associate to their binding sites on DNA faster than the physical limit posed by diffusion. Such high association rates can be achieved by alternating between three-dimensional diffusion and one-dimensional sliding along the DNA chain, a mechanism dubbed Facilitated Diffusion. By studyi...
2203.02493
Michael Beyeler
Ashley Bruce and Michael Beyeler
Greedy Optimization of Electrode Arrangement for Epiretinal Prostheses
null
null
null
null
q-bio.QM
http://creativecommons.org/licenses/by/4.0/
Visual neuroprostheses are the only FDA-approved technology for the treatment of retinal degenerative blindness. Although recent work has demonstrated a systematic relationship between electrode location and the shape of the elicited visual percept, this knowledge has yet to be incorporated into retinal prosthesis de...
[ { "created": "Fri, 4 Mar 2022 18:45:43 GMT", "version": "v1" }, { "created": "Thu, 30 Jun 2022 23:10:23 GMT", "version": "v2" } ]
2022-07-04
[ [ "Bruce", "Ashley", "" ], [ "Beyeler", "Michael", "" ] ]
Visual neuroprostheses are the only FDA-approved technology for the treatment of retinal degenerative blindness. Although recent work has demonstrated a systematic relationship between electrode location and the shape of the elicited visual percept, this knowledge has yet to be incorporated into retinal prosthesis desi...
1803.03189
Gary Wilk
Gary Wilk, Rosemary Braun
Single nucleotide polymorphisms that modulate microRNA regulation of gene expression in tumors
null
null
null
null
q-bio.GN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Genome-wide association studies (GWAS) have identified single nucleotide polymorphisms (SNPs) associated with trait diversity and disease susceptibility, yet the functional properties of many genetic variants and their molecular interactions remains unclear. It has been hypothesized that SNPs in microRNA binding site...
[ { "created": "Thu, 8 Mar 2018 16:31:51 GMT", "version": "v1" }, { "created": "Tue, 20 Mar 2018 14:13:43 GMT", "version": "v2" } ]
2018-03-21
[ [ "Wilk", "Gary", "" ], [ "Braun", "Rosemary", "" ] ]
Genome-wide association studies (GWAS) have identified single nucleotide polymorphisms (SNPs) associated with trait diversity and disease susceptibility, yet the functional properties of many genetic variants and their molecular interactions remains unclear. It has been hypothesized that SNPs in microRNA binding sites ...
2310.20031
Nicol\`o Cogno
Nicol\`o Cogno, Cristian Axenie, Roman Bauer and Vasileios Vavourakis
Recipes for calibration and validation of agent-based models in cancer biomedicine
null
null
null
null
q-bio.TO cs.MA
http://creativecommons.org/licenses/by/4.0/
Computational models and simulations are not just appealing because of their intrinsic characteristics across spatiotemporal scales, scalability, and predictive power, but also because the set of problems in cancer biomedicine that can be addressed computationally exceeds the set of those amenable to analytical solut...
[ { "created": "Mon, 30 Oct 2023 21:29:54 GMT", "version": "v1" } ]
2023-11-01
[ [ "Cogno", "Nicolò", "" ], [ "Axenie", "Cristian", "" ], [ "Bauer", "Roman", "" ], [ "Vavourakis", "Vasileios", "" ] ]
Computational models and simulations are not just appealing because of their intrinsic characteristics across spatiotemporal scales, scalability, and predictive power, but also because the set of problems in cancer biomedicine that can be addressed computationally exceeds the set of those amenable to analytical solutio...
2007.14941
Sitabhra Sinha
Anand Pathak, Shakti N. Menon and Sitabhra Sinha
Mesoscopic architecture enhances communication across the Macaque connectome revealing structure-function correspondence in the brain
13 pages, 3 figures + 27 pages Supplementary Information
Phys. Rev. E 106, 054304 (2022)
10.1103/PhysRevE.106.054304
null
q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Analyzing the brain in terms of organizational structures at intermediate scales provides an approach to negotiate the complexity arising from interactions between its large number of components. Focusing on a wiring diagram that spans the cortex, basal ganglia and thalamus of the Macaque brain, we provide a mesoscop...
[ { "created": "Wed, 29 Jul 2020 16:34:47 GMT", "version": "v1" } ]
2023-01-10
[ [ "Pathak", "Anand", "" ], [ "Menon", "Shakti N.", "" ], [ "Sinha", "Sitabhra", "" ] ]
Analyzing the brain in terms of organizational structures at intermediate scales provides an approach to negotiate the complexity arising from interactions between its large number of components. Focusing on a wiring diagram that spans the cortex, basal ganglia and thalamus of the Macaque brain, we provide a mesoscopic...
2012.12486
Valentin Slepukhin
Valentin M. Slepukhin (1), Sufyan Ashhad (2), Jack L. Feldman (2), Alex J. Levine (1,3 and 4) ((1) Department of Physics and Astronomy, UCLA, (2) Systems Neurobiology Laboratory, Department of Neurobiology, David Geffen School of Medicine, UCLA, (3) Department of Chemistry and Biochemistry, UCLA, (4), Departmen...
Microcircuit synchronization and heavy tailed synaptic weight distribution in preB\"otzinger Complex contribute to generation of breathing rhythm
47 pages, 10 figures
null
null
null
q-bio.NC cond-mat.dis-nn nlin.AO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The preB\"otzinger Complex, the mammalian inspiratory rhythm generator, encodes inspiratory time as motor pattern. Spike synchronization throughout this sparsely connected network generates inspiratory bursts albeit with variable latencies after preinspiratory activity onset in each breathing cycle. Using preB\"otC r...
[ { "created": "Wed, 23 Dec 2020 05:01:06 GMT", "version": "v1" } ]
2020-12-24
[ [ "Slepukhin", "Valentin M.", "", "1,3 and 4" ], [ "Ashhad", "Sufyan", "", "1,3 and 4" ], [ "Feldman", "Jack L.", "", "1,3 and 4" ], [ "Levine", "Alex J.", "", "1,3 and 4" ] ]
The preB\"otzinger Complex, the mammalian inspiratory rhythm generator, encodes inspiratory time as motor pattern. Spike synchronization throughout this sparsely connected network generates inspiratory bursts albeit with variable latencies after preinspiratory activity onset in each breathing cycle. Using preB\"otC rhy...
1602.00444
Erik Henningsson
Stefan Diehl, Erik Henningsson, Anders Heyden
Efficient simulations of tubulin-driven axonal growth
Authors' accepted version, (post refereeing). The final publication (in Journal of Computational Neuroscience) is available at Springer via http://dx.doi.org/10.1007/s10827-016-0604-x
J. Comput. Neurosci. 41(1) (2016) 45--63
10.1007/s10827-016-0604-x
null
q-bio.CB
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This work concerns efficient and reliable numerical simulations of the dynamic behaviour of a moving-boundary model for tubulin-driven axonal growth. The model is nonlinear and consists of a coupled set of a partial differential equation (PDE) and two ordinary differential equations. The PDE is defined on a computati...
[ { "created": "Mon, 1 Feb 2016 09:41:22 GMT", "version": "v1" }, { "created": "Thu, 14 Apr 2016 13:01:33 GMT", "version": "v2" } ]
2016-08-03
[ [ "Diehl", "Stefan", "" ], [ "Henningsson", "Erik", "" ], [ "Heyden", "Anders", "" ] ]
This work concerns efficient and reliable numerical simulations of the dynamic behaviour of a moving-boundary model for tubulin-driven axonal growth. The model is nonlinear and consists of a coupled set of a partial differential equation (PDE) and two ordinary differential equations. The PDE is defined on a computation...
1212.1641
Pravin Madhavan
Don Praveen Amarasinghe, Andrew Aylwin, Pravin Madhavan and Chris Pettitt
Biomembranes report
null
null
null
null
q-bio.CB
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
In this report, we analyse and simulate a chemotaxis model given by a system of stochastic reaction-diffusion equations posed on an evolving surface.
[ { "created": "Wed, 5 Dec 2012 17:07:01 GMT", "version": "v1" } ]
2012-12-10
[ [ "Amarasinghe", "Don Praveen", "" ], [ "Aylwin", "Andrew", "" ], [ "Madhavan", "Pravin", "" ], [ "Pettitt", "Chris", "" ] ]
In this report, we analyse and simulate a chemotaxis model given by a system of stochastic reaction-diffusion equations posed on an evolving surface.
1505.05616
Marc-Andr\'e Delsuc
J.M.P. Vi\'eville and S. Barluenga and N. Winssinger and M-A. Delsuc
Duplex formation and secondary structure of {\gamma}-PNA observed by NMR and CD
13 pages, 6 figures, plus 30 pages of Supp. Mat
null
10.1016/j.bpc.2015.09.002
null
q-bio.BM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Peptide Nucleic Acids (PNA) are non-natural oligonucleotides mimics. {\gamma}-PNA backbone are formed by standard nucleic acids nucleobases connected by a neutral N-(2-aminoethyl)glycine backbone linked by a peptide bond. In this study, we use Nuclear Magnetic Resonance (NMR) and Circular Dichroism (CD) to explore th...
[ { "created": "Thu, 21 May 2015 06:48:27 GMT", "version": "v1" }, { "created": "Sat, 10 Oct 2015 21:33:21 GMT", "version": "v2" } ]
2015-10-13
[ [ "Viéville", "J. M. P.", "" ], [ "Barluenga", "S.", "" ], [ "Winssinger", "N.", "" ], [ "Delsuc", "M-A.", "" ] ]
Peptide Nucleic Acids (PNA) are non-natural oligonucleotides mimics. {\gamma}-PNA backbone are formed by standard nucleic acids nucleobases connected by a neutral N-(2-aminoethyl)glycine backbone linked by a peptide bond. In this study, we use Nuclear Magnetic Resonance (NMR) and Circular Dichroism (CD) to explore the ...
2206.03454
Bruno Travi Dr.
Bruno L. Travi
Current status of antihistamines repurposing for infectious diseases
This review article compiles information on antihistamine drugs that have shown activity against multiple pathogens, including parasites, bacteria, fungi, and viruses. submitted
null
null
null
q-bio.TO
http://creativecommons.org/publicdomain/zero/1.0/
Objectives. This review gathers information on the potential role of antihistamines as anti-infective agents and identifies gaps in research that have impaired its applicability in human health. Methods. The literature search encompassed MEDLINE, PubMed and Google Scholar from 1990 to 2022. Results. The literature se...
[ { "created": "Tue, 7 Jun 2022 17:18:52 GMT", "version": "v1" } ]
2022-06-08
[ [ "Travi", "Bruno L.", "" ] ]
Objectives. This review gathers information on the potential role of antihistamines as anti-infective agents and identifies gaps in research that have impaired its applicability in human health. Methods. The literature search encompassed MEDLINE, PubMed and Google Scholar from 1990 to 2022. Results. The literature sear...
2106.15428
Richard Betzel
Farnaz Zamani Esfahlani, Youngheun Jo, Maria Grazia Puxeddu, Haily Merritt, Jacob C. Tanner, Sarah Greenwell, Riya Patel, Joshua Faskowitz, Richard F. Betzel
Modularity maximization as a flexible and generic framework for brain network exploratory analysis
18 pages, 4 figures
null
null
null
q-bio.NC
http://creativecommons.org/licenses/by/4.0/
The modular structure of brain networks supports specialized information processing, complex dynamics, and cost-efficient spatial embedding. Inter-individual variation in modular structure has been linked to differences in performance, disease, and development. There exist many data-driven methods for detecting and c...
[ { "created": "Tue, 29 Jun 2021 13:56:21 GMT", "version": "v1" } ]
2021-06-30
[ [ "Esfahlani", "Farnaz Zamani", "" ], [ "Jo", "Youngheun", "" ], [ "Puxeddu", "Maria Grazia", "" ], [ "Merritt", "Haily", "" ], [ "Tanner", "Jacob C.", "" ], [ "Greenwell", "Sarah", "" ], [ "Patel", "Riya", "...
The modular structure of brain networks supports specialized information processing, complex dynamics, and cost-efficient spatial embedding. Inter-individual variation in modular structure has been linked to differences in performance, disease, and development. There exist many data-driven methods for detecting and com...
2308.14495
Thomas Michelitsch
Teo Granger, Thomas Michelitsch, Bernard Collet, Michael Bestehorn, Alejandro Riascos
Compartment model with retarded transition rates
Conference proceedings (Conference: From the nonlinear dynamical systems theory to observational chaos, October 9-11, 2023 - Toulouse), 6 Pages, 3 Figures
null
null
null
q-bio.PE physics.soc-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Our study is devoted to a four-compartment epidemic model of a constant population of independent random walkers. Each walker is in one of four compartments (S-susceptible, C-infected but not infectious (period of incubation), I-infected and infectious, R-recovered and immune) characterizing the states of health. The...
[ { "created": "Mon, 28 Aug 2023 11:13:27 GMT", "version": "v1" } ]
2023-08-29
[ [ "Granger", "Teo", "" ], [ "Michelitsch", "Thomas", "" ], [ "Collet", "Bernard", "" ], [ "Bestehorn", "Michael", "" ], [ "Riascos", "Alejandro", "" ] ]
Our study is devoted to a four-compartment epidemic model of a constant population of independent random walkers. Each walker is in one of four compartments (S-susceptible, C-infected but not infectious (period of incubation), I-infected and infectious, R-recovered and immune) characterizing the states of health. The w...
q-bio/0505027
Richard Kerner
Richard Kerner
Combinatorial rules of icosahedral capsid growth
New version with figures included
null
null
null
q-bio.QM
null
A model of growth of icosahedral viral capsids is proposed. It takes into account the diversity of hexamers' compositions, leading to definite capsid size. We show that the observed yield of capsid production implies a very high level of self-organization of elementary building blocks. The exact number of different p...
[ { "created": "Sun, 15 May 2005 06:04:04 GMT", "version": "v1" }, { "created": "Thu, 9 Jun 2005 07:07:28 GMT", "version": "v2" } ]
2007-05-23
[ [ "Kerner", "Richard", "" ] ]
A model of growth of icosahedral viral capsids is proposed. It takes into account the diversity of hexamers' compositions, leading to definite capsid size. We show that the observed yield of capsid production implies a very high level of self-organization of elementary building blocks. The exact number of different pro...
2007.01363
Armita Nourmohammad
Oskar H Schnaack, Armita Nourmohammad
Optimal evolutionary decision-making to store immune memory
null
null
null
null
q-bio.PE physics.bio-ph q-bio.QM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The adaptive immune system provides a diverse set of molecules that can mount specific responses against a multitude of pathogens. Memory is a key feature of adaptive immunity, which allows organisms to respond more readily upon re-infections. However, differentiation of memory cells is still one of the least underst...
[ { "created": "Thu, 2 Jul 2020 20:03:11 GMT", "version": "v1" }, { "created": "Mon, 12 Apr 2021 23:14:52 GMT", "version": "v2" } ]
2021-04-14
[ [ "Schnaack", "Oskar H", "" ], [ "Nourmohammad", "Armita", "" ] ]
The adaptive immune system provides a diverse set of molecules that can mount specific responses against a multitude of pathogens. Memory is a key feature of adaptive immunity, which allows organisms to respond more readily upon re-infections. However, differentiation of memory cells is still one of the least understoo...
2205.13088
Qi Li
Qi Li, Khalique Newaz, and Tijana Milenkovi\'c
Towards future directions in data-integrative supervised prediction of human aging-related genes
null
null
null
null
q-bio.MN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Identification of human genes involved in the aging process is critical due to the incidence of many diseases with age. A state-of-the-art approach for this purpose infers a weighted dynamic aging-specific subnetwork by mapping gene expression (GE) levels at different ages onto the protein-protein interaction network...
[ { "created": "Thu, 26 May 2022 00:07:06 GMT", "version": "v1" } ]
2022-05-27
[ [ "Li", "Qi", "" ], [ "Newaz", "Khalique", "" ], [ "Milenković", "Tijana", "" ] ]
Identification of human genes involved in the aging process is critical due to the incidence of many diseases with age. A state-of-the-art approach for this purpose infers a weighted dynamic aging-specific subnetwork by mapping gene expression (GE) levels at different ages onto the protein-protein interaction network (...
1308.1388
Mark Howison
Mark Howison, Felipe Zapata, Erika J. Edwards, Casey W. Dunn
Bayesian genome assembly and assessment by Markov Chain Monte Carlo sampling
17 pages, 5 figures
PLoS ONE 9(6): e99497 (2014)
10.1371/journal.pone.0099497
null
q-bio.GN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Most genome assemblers construct point estimates, choosing a genome sequence from among many alternative hypotheses that are supported by the data. We present a Markov Chain Monte Carlo approach to sequence assembly that instead generates distributions of assembly hypotheses with posterior probabilities, providing an...
[ { "created": "Tue, 6 Aug 2013 19:40:08 GMT", "version": "v1" }, { "created": "Tue, 15 Oct 2013 14:57:40 GMT", "version": "v2" } ]
2014-06-30
[ [ "Howison", "Mark", "" ], [ "Zapata", "Felipe", "" ], [ "Edwards", "Erika J.", "" ], [ "Dunn", "Casey W.", "" ] ]
Most genome assemblers construct point estimates, choosing a genome sequence from among many alternative hypotheses that are supported by the data. We present a Markov Chain Monte Carlo approach to sequence assembly that instead generates distributions of assembly hypotheses with posterior probabilities, providing an e...
2403.14801
Junyoung Kim
Junyoung Kim (1), Jingye Yang (2 and 4), Kai Wang (2 and 3), Chunhua Weng (1) and Cong Liu (1) ((1) Department of Biomedical Informatics, Columbia University, New York, NY, USA, (2) Raymond G. Perelman Center for Cellular and Molecular Therapeutics, Children's Hospital of Philadelphia, Philadelphia, USA, (3) De...
Assessing the Utility of Large Language Models for Phenotype-Driven Gene Prioritization in Rare Genetic Disorder Diagnosis
56 pages, 6 figures, 6 tables, 2 supplementary tables
null
null
null
q-bio.QM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Phenotype-driven gene prioritization is a critical process in the diagnosis of rare genetic disorders for identifying and ranking potential disease-causing genes based on observed physical traits or phenotypes. While traditional approaches rely on curated knowledge graphs with phenotype-gene relations, recent advance...
[ { "created": "Thu, 21 Mar 2024 19:29:44 GMT", "version": "v1" }, { "created": "Tue, 2 Apr 2024 20:55:34 GMT", "version": "v2" } ]
2024-04-04
[ [ "Kim", "Junyoung", "", "2 and 4" ], [ "Yang", "Jingye", "", "2 and 4" ], [ "Wang", "Kai", "", "2 and 3" ], [ "Weng", "Chunhua", "" ], [ "Liu", "Cong", "" ] ]
Phenotype-driven gene prioritization is a critical process in the diagnosis of rare genetic disorders for identifying and ranking potential disease-causing genes based on observed physical traits or phenotypes. While traditional approaches rely on curated knowledge graphs with phenotype-gene relations, recent advanceme...
1707.08381
Junqiu Wu
Ke Liu (1), Xiangyan Sun (3), Jun Ma (3), Zhenyu Zhou (3), Qilin Dong (4), Shengwen Peng (3), Junqiu Wu (3), Suocheng Tan (3), G\"unter Blobel (2), and Jie Fan (1) ((1) Accutar Biotechnology, (2) Laboratory of Cell Biology, Howard Hughes Medical Institute, The Rockefeller University (3) Accutar Biotechnology (S...
Prediction of amino acid side chain conformation using a deep neural network
null
null
null
null
q-bio.BM cs.LG stat.ML
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A deep neural network based architecture was constructed to predict amino acid side chain conformation with unprecedented accuracy. Amino acid side chain conformation prediction is essential for protein homology modeling and protein design. Current widely-adopted methods use physics-based energy functions to evaluate...
[ { "created": "Wed, 26 Jul 2017 11:22:57 GMT", "version": "v1" } ]
2017-07-27
[ [ "Liu", "Ke", "" ], [ "Sun", "Xiangyan", "" ], [ "Ma", "Jun", "" ], [ "Zhou", "Zhenyu", "" ], [ "Dong", "Qilin", "" ], [ "Peng", "Shengwen", "" ], [ "Wu", "Junqiu", "" ], [ "Tan", "Suocheng", ...
A deep neural network based architecture was constructed to predict amino acid side chain conformation with unprecedented accuracy. Amino acid side chain conformation prediction is essential for protein homology modeling and protein design. Current widely-adopted methods use physics-based energy functions to evaluate s...
2209.04016
Hue Sun Chan
Jonas Wess\'en, Suman Das, Tanmoy Pal, Hue Sun Chan
Analytical Formulation and Field-Theoretic Simulation of Sequence-Specific Phase Separation of Proteinlike Heteropolymers with Short- and Long-Spatial-Range Interactions
54 pages, 13 figures, 168 references, with typographical errors in previous versions corrected and clarifications added. Accepted for publication in the Journal of Physical Chemistry B
The Journal of Physical Chemistry B 126, 9222-9245 (2022)
10.1021/acs.jpcb.2c06181
null
q-bio.BM
http://creativecommons.org/licenses/by/4.0/
A theory for sequence dependent liquid-liquid phase separation (LLPS) of intrinsically disordered proteins (IDPs) in the study of biomolecular condensates is formulated by extending the random phase approximation (RPA) and field-theoretic simulation (FTS) of heteropolymers with spatially long-range Coulomb interactio...
[ { "created": "Thu, 8 Sep 2022 19:56:35 GMT", "version": "v1" }, { "created": "Tue, 18 Oct 2022 21:55:44 GMT", "version": "v2" }, { "created": "Tue, 8 Nov 2022 23:44:41 GMT", "version": "v3" } ]
2022-11-28
[ [ "Wessén", "Jonas", "" ], [ "Das", "Suman", "" ], [ "Pal", "Tanmoy", "" ], [ "Chan", "Hue Sun", "" ] ]
A theory for sequence dependent liquid-liquid phase separation (LLPS) of intrinsically disordered proteins (IDPs) in the study of biomolecular condensates is formulated by extending the random phase approximation (RPA) and field-theoretic simulation (FTS) of heteropolymers with spatially long-range Coulomb interactions...
2402.05886
Esteban Paduro
Eduardo Cerpa, Nathaly Corrales, Mat\'ias Courdurier, Leonel E. Medina, Esteban Paduro
The impact of high frequency-based stability on the onset of action potentials in neuron models
32 pages, 3 figures
null
null
null
q-bio.NC math.DS
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This paper studies the phenomenon of conduction block in model neurons using high-frequency biphasic stimulation (HFBS). The focus is investigating the triggering of undesired onset action potentials when the HFBS is turned on. The approach analyzes the transient behavior of an averaged system corresponding to the Fi...
[ { "created": "Thu, 8 Feb 2024 18:23:18 GMT", "version": "v1" } ]
2024-02-09
[ [ "Cerpa", "Eduardo", "" ], [ "Corrales", "Nathaly", "" ], [ "Courdurier", "Matías", "" ], [ "Medina", "Leonel E.", "" ], [ "Paduro", "Esteban", "" ] ]
This paper studies the phenomenon of conduction block in model neurons using high-frequency biphasic stimulation (HFBS). The focus is investigating the triggering of undesired onset action potentials when the HFBS is turned on. The approach analyzes the transient behavior of an averaged system corresponding to the Fitz...
1402.1445
Eleonora Alfinito Dr.
E. Alfinito and L. Reggiani
Opsin vs opsin: new materials for biotechnological applications
10 pages, 8 figures revised version with more figures
J. Appl. Phys. 116, 064901 (2014)
10.1063/1.4892445
null
q-bio.BM cond-mat.soft physics.bio-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The need of new diagnostic methods satisfying, as an early detection, a low invasive procedure and a cost-efficient value, is orienting the technological research toward the use of bio-integrated devices, in particular bio-sensors. The set of know-why necessary to achieve this goal is wide, from biochemistry to elect...
[ { "created": "Mon, 3 Feb 2014 16:04:28 GMT", "version": "v1" }, { "created": "Wed, 9 Jul 2014 14:52:25 GMT", "version": "v2" }, { "created": "Sat, 9 Aug 2014 08:39:08 GMT", "version": "v3" } ]
2015-06-18
[ [ "Alfinito", "E.", "" ], [ "Reggiani", "L.", "" ] ]
The need of new diagnostic methods satisfying, as an early detection, a low invasive procedure and a cost-efficient value, is orienting the technological research toward the use of bio-integrated devices, in particular bio-sensors. The set of know-why necessary to achieve this goal is wide, from biochemistry to electro...
1302.5866
Sungwoo Ahn
Sungwoo Ahn and Leonid L. Rubchinsky
Short desynchronization episodes prevail in synchronous dynamics of human brain rhythms
7 pages, 7 figures. The paper will appear in Chaos
Chaos 23(1):013138, 2013
10.1063/1.4794793
null
q-bio.NC nlin.AO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Neural synchronization is believed to be critical for many brain functions. It frequently exhibits temporal variability, but it is not known if this variability has a specific temporal patterning. This study explores these synchronization/desynchronization patterns. We employ recently developed techniques to analyze ...
[ { "created": "Sun, 24 Feb 2013 03:49:44 GMT", "version": "v1" } ]
2013-03-11
[ [ "Ahn", "Sungwoo", "" ], [ "Rubchinsky", "Leonid L.", "" ] ]
Neural synchronization is believed to be critical for many brain functions. It frequently exhibits temporal variability, but it is not known if this variability has a specific temporal patterning. This study explores these synchronization/desynchronization patterns. We employ recently developed techniques to analyze th...
1801.10189
Jason Swedlow
Jan Ellenberg, Jason R Swedlow, Mary Barlow, Charles E Cook, Ardan Patwardhan, Alvis Brazma, and Ewan Birney
Public archives for biological image data
13 pages, 1 figure
null
10.1038/s41592-018-0195-8
null
q-bio.QM
http://creativecommons.org/licenses/by/4.0/
Public data archives are the backbone of modern biological and biomedical research. While archives for biological molecules and structures are well-established, resources for imaging data do not yet cover the full range of spatial and temporal scales or application domains used by the scientific community. In the las...
[ { "created": "Tue, 30 Jan 2018 19:44:57 GMT", "version": "v1" } ]
2018-11-05
[ [ "Ellenberg", "Jan", "" ], [ "Swedlow", "Jason R", "" ], [ "Barlow", "Mary", "" ], [ "Cook", "Charles E", "" ], [ "Patwardhan", "Ardan", "" ], [ "Brazma", "Alvis", "" ], [ "Birney", "Ewan", "" ] ]
Public data archives are the backbone of modern biological and biomedical research. While archives for biological molecules and structures are well-established, resources for imaging data do not yet cover the full range of spatial and temporal scales or application domains used by the scientific community. In the last ...
1812.08357
Sebastian Roch
Sebastien Roch
On the variance of internode distance under the multispecies coalescent
null
RECOMB-CG 2018
null
null
q-bio.PE cs.CE math.PR math.ST stat.TH
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider the problem of estimating species trees from unrooted gene tree topologies in the presence of incomplete lineage sorting, a common phenomenon that creates gene tree heterogeneity in multilocus datasets. One popular class of reconstruction methods in this setting is based on internode distances, i.e. the a...
[ { "created": "Thu, 20 Dec 2018 04:48:19 GMT", "version": "v1" } ]
2018-12-21
[ [ "Roch", "Sebastien", "" ] ]
We consider the problem of estimating species trees from unrooted gene tree topologies in the presence of incomplete lineage sorting, a common phenomenon that creates gene tree heterogeneity in multilocus datasets. One popular class of reconstruction methods in this setting is based on internode distances, i.e. the ave...
2311.03821
Veronica Centorrino
Veronica Centorrino, Anand Gokhale, Alexander Davydov, Giovanni Russo, Francesco Bullo
Positive Competitive Networks for Sparse Reconstruction
26 pages, 9 Figure, 1 Table
null
null
null
q-bio.NC cs.SY eess.SY math.OC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We propose and analyze a continuous-time firing-rate neural network, the positive firing-rate competitive network (\pfcn), to tackle sparse reconstruction problems with non-negativity constraints. These problems, which involve approximating a given input stimulus from a dictionary using a set of sparse (active) neuro...
[ { "created": "Tue, 7 Nov 2023 09:12:39 GMT", "version": "v1" }, { "created": "Tue, 19 Dec 2023 16:00:46 GMT", "version": "v2" }, { "created": "Fri, 22 Mar 2024 12:39:11 GMT", "version": "v3" } ]
2024-03-25
[ [ "Centorrino", "Veronica", "" ], [ "Gokhale", "Anand", "" ], [ "Davydov", "Alexander", "" ], [ "Russo", "Giovanni", "" ], [ "Bullo", "Francesco", "" ] ]
We propose and analyze a continuous-time firing-rate neural network, the positive firing-rate competitive network (\pfcn), to tackle sparse reconstruction problems with non-negativity constraints. These problems, which involve approximating a given input stimulus from a dictionary using a set of sparse (active) neurons...
1304.8077
Claus Kadelka
Claus Kadelka, David Murrugarra, Reinhard Laubenbacher
Stabilizing Gene Regulatory Networks Through Feedforward Loops
19 pages, 3 figures, (The following article has been accepted by Chaos. After it is published, it will be found at http://chaos.aip.org)
null
10.1063/1.4808248
null
q-bio.MN math.DS nlin.CD
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The global dynamics of gene regulatory networks are known to show robustness to perturbations in the form of intrinsic and extrinsic noise, as well as mutations of individual genes. One molecular mechanism underlying this robustness has been identified as the action of so-called microRNAs that operate via feedforward...
[ { "created": "Tue, 30 Apr 2013 17:16:38 GMT", "version": "v1" }, { "created": "Thu, 23 May 2013 03:37:37 GMT", "version": "v2" } ]
2015-06-15
[ [ "Kadelka", "Claus", "" ], [ "Murrugarra", "David", "" ], [ "Laubenbacher", "Reinhard", "" ] ]
The global dynamics of gene regulatory networks are known to show robustness to perturbations in the form of intrinsic and extrinsic noise, as well as mutations of individual genes. One molecular mechanism underlying this robustness has been identified as the action of so-called microRNAs that operate via feedforward l...
1911.08509
Dami\'an G. Hern\'andez
Dami\'an G. Hern\'andez, Samuel J. Sober and Ilya Nemenman
Unsupervised Bayesian Ising Approximation for revealing the neural dictionary in songbirds
null
null
null
null
q-bio.QM q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The problem of deciphering how low-level patterns (action potentials in the brain, amino acids in a protein, etc.) drive high-level biological features (sensorimotor behavior, enzymatic function) represents the central challenge of quantitative biology. The lack of general methods for doing so from the size of datase...
[ { "created": "Tue, 19 Nov 2019 19:11:49 GMT", "version": "v1" } ]
2019-11-21
[ [ "Hernández", "Damián G.", "" ], [ "Sober", "Samuel J.", "" ], [ "Nemenman", "Ilya", "" ] ]
The problem of deciphering how low-level patterns (action potentials in the brain, amino acids in a protein, etc.) drive high-level biological features (sensorimotor behavior, enzymatic function) represents the central challenge of quantitative biology. The lack of general methods for doing so from the size of datasets...
1611.02332
Peter Gawthrop
Peter J. Gawthrop and Edmund J. Crampin
Energy-based Analysis of Biomolecular Pathways
null
Proc. R. Soc. A 2017 473 20160825
10.1098/rspa.2016.0825
null
q-bio.MN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Decomposition of biomolecular reaction networks into pathways is a powerful approach to the analysis of metabolic and signalling networks. Current approaches based on analysis of the stoichiometric matrix reveal information about steady-state mass flows (reaction rates) through the network. In this work we show how p...
[ { "created": "Mon, 7 Nov 2016 22:49:56 GMT", "version": "v1" }, { "created": "Tue, 28 Mar 2017 09:34:08 GMT", "version": "v2" }, { "created": "Tue, 23 May 2017 07:41:21 GMT", "version": "v3" } ]
2018-08-14
[ [ "Gawthrop", "Peter J.", "" ], [ "Crampin", "Edmund J.", "" ] ]
Decomposition of biomolecular reaction networks into pathways is a powerful approach to the analysis of metabolic and signalling networks. Current approaches based on analysis of the stoichiometric matrix reveal information about steady-state mass flows (reaction rates) through the network. In this work we show how pat...
1210.3561
Miroslaw Rewekant PhD MD
S. Piekarski, M. Rewekant
On separation of time scales in pharmacokinetics
null
null
null
null
q-bio.QM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A lot of criticism against the standard formulation of pharmacokinetics has been raised by several authors. It seems that the natural reaction for that criticism is to comment it from the point of view of the theory of conservation laws. Simple example of balance equations for the intravenous administration of drug h...
[ { "created": "Fri, 12 Oct 2012 16:13:37 GMT", "version": "v1" } ]
2012-10-15
[ [ "Piekarski", "S.", "" ], [ "Rewekant", "M.", "" ] ]
A lot of criticism against the standard formulation of pharmacokinetics has been raised by several authors. It seems that the natural reaction for that criticism is to comment it from the point of view of the theory of conservation laws. Simple example of balance equations for the intravenous administration of drug has...
2209.09680
Huw Day
Huw Day, N C Snaith
Stochastic Models for Replication Origin Spacings in Eukaryotic DNA Replication
Reviewer feedback indicated we failed to acknowledge background literature
null
null
null
q-bio.QM math.PR
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider eukaryotic DNA replication and in particular the role of replication origins in this process. We focus on origins which are `active' - that is, trigger themselves in the process before being read by the replication forks of other origins. We initially consider the spacings of these active replication orig...
[ { "created": "Tue, 20 Sep 2022 12:31:46 GMT", "version": "v1" }, { "created": "Mon, 14 Nov 2022 14:03:53 GMT", "version": "v2" }, { "created": "Sat, 8 Apr 2023 10:33:35 GMT", "version": "v3" } ]
2023-04-11
[ [ "Day", "Huw", "" ], [ "Snaith", "N C", "" ] ]
We consider eukaryotic DNA replication and in particular the role of replication origins in this process. We focus on origins which are `active' - that is, trigger themselves in the process before being read by the replication forks of other origins. We initially consider the spacings of these active replication origin...
2403.07925
David C. Williams
David C. Williams and Neil Inala
Physics-informed generative model for drug-like molecule conformers
To appear in the Journal of Chemical Information and Modeling
null
10.1021/acs.jcim.3c01816
null
q-bio.BM cs.LG physics.chem-ph
http://creativecommons.org/licenses/by-nc-sa/4.0/
We present a diffusion-based, generative model for conformer generation. Our model is focused on the reproduction of bonded structure and is constructed from the associated terms traditionally found in classical force fields to ensure a physically relevant representation. Techniques in deep learning are used to infer...
[ { "created": "Thu, 29 Feb 2024 17:11:08 GMT", "version": "v1" }, { "created": "Fri, 15 Mar 2024 00:21:25 GMT", "version": "v2" } ]
2024-03-18
[ [ "Williams", "David C.", "" ], [ "Inala", "Neil", "" ] ]
We present a diffusion-based, generative model for conformer generation. Our model is focused on the reproduction of bonded structure and is constructed from the associated terms traditionally found in classical force fields to ensure a physically relevant representation. Techniques in deep learning are used to infer a...
1803.04363
Jingyi Zheng
Jingyi Zheng, Fushing Hsieh
Information of Epileptic Mechanism and its Systemic Change-points in a Zebrafish's Brain-wide Calcium Imaging Video Data
8 Pages, 11 figures
null
null
null
q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The epileptic mechanism is postulated as that an animal's neurons gradually diminish their inhibition function coupled with enhanced excitation when an epileptic event is approaching. Calcium imaging technique is designed to directly record brain-wide neurons activity in order to discover the underlying epileptic mec...
[ { "created": "Wed, 14 Feb 2018 01:27:03 GMT", "version": "v1" } ]
2018-03-13
[ [ "Zheng", "Jingyi", "" ], [ "Hsieh", "Fushing", "" ] ]
The epileptic mechanism is postulated as that an animal's neurons gradually diminish their inhibition function coupled with enhanced excitation when an epileptic event is approaching. Calcium imaging technique is designed to directly record brain-wide neurons activity in order to discover the underlying epileptic mecha...
1712.06042
Sergei Maslov
Akshit Goyal, Veronika Dubinkina, Sergei Maslov
Multiple stable states in microbial communities explained by the stable marriage problem
24 pages (including SI), 4 figures (+3 supplementary figures)
The ISME Journal 12, 2823-2834 (2018)
10.1038/s41396-018-0222-x
null
q-bio.PE cs.GT physics.bio-ph q-bio.MN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Experimental studies of microbial communities routinely reveal that they have multiple stable states. While each of these states is generally resilient, certain perturbations such as antibiotics, probiotics and diet shifts, result in transitions to other states. Can we reliably both predict such stable states as well...
[ { "created": "Sun, 17 Dec 2017 01:33:57 GMT", "version": "v1" }, { "created": "Tue, 3 Jul 2018 08:32:37 GMT", "version": "v2" } ]
2019-02-15
[ [ "Goyal", "Akshit", "" ], [ "Dubinkina", "Veronika", "" ], [ "Maslov", "Sergei", "" ] ]
Experimental studies of microbial communities routinely reveal that they have multiple stable states. While each of these states is generally resilient, certain perturbations such as antibiotics, probiotics and diet shifts, result in transitions to other states. Can we reliably both predict such stable states as well a...
0808.0043
Jan Biro Dr
Jan C Biro
The Invention of Proteomic Code and mRNA Assisted Protein Folding
24 pages including 2 tables and 6 figures
null
null
null
q-bio.BM q-bio.MN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Background The theoretical requirements for a genetic code were well defined and modeled by George Gamow and Francis Crick in the 50-es. Their models failed. However the valid Genetic Code, provided by Nirenberg and Matthaei in 1961, ignores many theoretical requirements for a perfect Code. Something is simply missin...
[ { "created": "Fri, 1 Aug 2008 00:06:50 GMT", "version": "v1" } ]
2008-08-04
[ [ "Biro", "Jan C", "" ] ]
Background The theoretical requirements for a genetic code were well defined and modeled by George Gamow and Francis Crick in the 50-es. Their models failed. However the valid Genetic Code, provided by Nirenberg and Matthaei in 1961, ignores many theoretical requirements for a perfect Code. Something is simply missing ...
1506.07906
Aaron King
Clayton E. Cressler, Marguerite A. Butler, and Aaron A. King
Detecting adaptive evolution in phylogenetic comparative analysis using the Ornstein-Uhlenbeck model
38 pages, in press at Systematic Biology
null
10.1093/sysbio/syv043
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Phylogenetic comparative analysis is an approach to inferring evolutionary process from a combination of phylogenetic and phenotypic data. The last few years have seen increasingly sophisticated models employed in the evaluation of more and more detailed evolutionary hypotheses, including adaptive hypotheses with mul...
[ { "created": "Thu, 25 Jun 2015 21:57:02 GMT", "version": "v1" } ]
2021-05-27
[ [ "Cressler", "Clayton E.", "" ], [ "Butler", "Marguerite A.", "" ], [ "King", "Aaron A.", "" ] ]
Phylogenetic comparative analysis is an approach to inferring evolutionary process from a combination of phylogenetic and phenotypic data. The last few years have seen increasingly sophisticated models employed in the evaluation of more and more detailed evolutionary hypotheses, including adaptive hypotheses with multi...
2009.02152
Xiaoqi Zhang
Xiaoqi Zhang, Zheng Ji, Yanqiao Zheng, Xinyue Ye, Dong Li
Evaluating the effect of city lock-down on controlling COVID-19 propagation through deep learning and network science models
27 pages, 9 figures
[J]. Cities, 2020: 102869
10.1016/j.cities.2020.102869
null
q-bio.PE physics.soc-ph q-bio.QM stat.AP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The special epistemic characteristics of the COVID-19, such as the long incubation period and the infection through asymptomatic cases, put severe challenge to the containment of its outbreak. By the end of March 2020, China has successfully controlled the within-spreading of COVID-19 at a high cost of locking down m...
[ { "created": "Fri, 4 Sep 2020 12:39:12 GMT", "version": "v1" } ]
2020-09-07
[ [ "Zhang", "Xiaoqi", "" ], [ "Ji", "Zheng", "" ], [ "Zheng", "Yanqiao", "" ], [ "Ye", "Xinyue", "" ], [ "Li", "Dong", "" ] ]
The special epistemic characteristics of the COVID-19, such as the long incubation period and the infection through asymptomatic cases, put severe challenge to the containment of its outbreak. By the end of March 2020, China has successfully controlled the within-spreading of COVID-19 at a high cost of locking down mos...
2204.00067
Muhammad Ammar Malik
Muhammad Ammar Malik, Alexander S. Lundervold and Tom Michoel
rfPhen2Gen: A machine learning based association study of brain imaging phenotypes to genotypes
null
null
null
null
q-bio.GN cs.LG
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Imaging genetic studies aim to find associations between genetic variants and imaging quantitative traits. Traditional genome-wide association studies (GWAS) are based on univariate statistical tests, but when multiple traits are analyzed together they suffer from a multiple-testing problem and from not taking into a...
[ { "created": "Thu, 31 Mar 2022 20:15:22 GMT", "version": "v1" } ]
2022-04-04
[ [ "Malik", "Muhammad Ammar", "" ], [ "Lundervold", "Alexander S.", "" ], [ "Michoel", "Tom", "" ] ]
Imaging genetic studies aim to find associations between genetic variants and imaging quantitative traits. Traditional genome-wide association studies (GWAS) are based on univariate statistical tests, but when multiple traits are analyzed together they suffer from a multiple-testing problem and from not taking into acc...
2105.09998
Eliana Paix\~ao
Eliana Celestino da Paixao do Rodrigues dos Santos
Distribuicao e diversidade de herbaceas de sub-bosque em uma floresta de terra firme da amazonia meridional
Masters thesis, in Portuguese. 55 paginas e 9 figuras
null
null
null
q-bio.PE
http://creativecommons.org/licenses/by/4.0/
Environmental heterogeneity is a determining factor of the structure of biological communities. Thus, understanding the distribution of species along environmental gradients provides assistance to conservation. The goal of this study was to determine the distribution pattern of the herbaceous community in three areas...
[ { "created": "Thu, 20 May 2021 19:17:11 GMT", "version": "v1" } ]
2021-05-24
[ [ "Santos", "Eliana Celestino da Paixao do Rodrigues dos", "" ] ]
Environmental heterogeneity is a determining factor of the structure of biological communities. Thus, understanding the distribution of species along environmental gradients provides assistance to conservation. The goal of this study was to determine the distribution pattern of the herbaceous community in three areas o...
2112.10548
Jong Woo Kim
Jong Woo Kim (1), Niels Krausch (1), Judit Aizpuru (1), Tilman Barz (2), Sergio Lucia (3), Ernesto C. Mart\'inez (4), Peter Neubauer (1), Mariano Nicolas Cruz Bournazou (1 and 5) ((1) Technische Universit\"at Berlin, Chair of Bioprocess Engineering, Strasse des 17. Juni 135, 10623 Berlin, Germany, (2) AIT Austr...
Model predictive control guided with optimal experimental design for pulse-based parallel cultivation
6 pages, 4 figures, submitted to IFAC Conference
null
null
null
q-bio.QM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Optimal experimental design for parameter precision attempts to maximize the information content in experimental data for a most effective identification of parametric model. With the recent developments in miniaturization and parallelization of cultivation platforms for high-throughput screening of optimal growth co...
[ { "created": "Mon, 20 Dec 2021 14:20:42 GMT", "version": "v1" } ]
2021-12-21
[ [ "Kim", "Jong Woo", "", "1 and 5" ], [ "Krausch", "Niels", "", "1 and 5" ], [ "Aizpuru", "Judit", "", "1 and 5" ], [ "Barz", "Tilman", "", "1 and 5" ], [ "Lucia", "Sergio", "", "1 and 5" ], [ "Martínez", "Er...
Optimal experimental design for parameter precision attempts to maximize the information content in experimental data for a most effective identification of parametric model. With the recent developments in miniaturization and parallelization of cultivation platforms for high-throughput screening of optimal growth cond...
0807.1039
Thierry Rabilloud
Thierry Rabilloud (BBSI)
Keynotes on membrane proteomics
null
Sub-cellular biochemistry 43 (2007) 3-11
null
null
q-bio.GN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
This review article deals with the specificities of the proteomics analysis of membrane proteins.
[ { "created": "Mon, 7 Jul 2008 15:27:20 GMT", "version": "v1" } ]
2008-07-08
[ [ "Rabilloud", "Thierry", "", "BBSI" ] ]
This review article deals with the specificities of the proteomics analysis of membrane proteins.
2102.03373
Stefano De Leo
Stefano De Leo, Manoel P. Araujo
A modelling study across the Italian regions: Lockdown, testing strategy, colored zones, and skew-normal distributions. How a numerical index of pandemic criticality could be useful in tackling the CoViD-19
25 pages, 10 figures, 3 tables
null
null
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
As Europe is facing the second wave of the CoViD-19 pandemic, each country should carefully review how it dealt with the first wave of outbreak. Lessons from the first experience should be useful to avoid indiscriminate closures and, above all, to determine universal (understandable) parameters to guide the introduct...
[ { "created": "Fri, 5 Feb 2021 19:00:37 GMT", "version": "v1" }, { "created": "Tue, 9 Feb 2021 12:45:45 GMT", "version": "v2" } ]
2021-02-10
[ [ "De Leo", "Stefano", "" ], [ "Araujo", "Manoel P.", "" ] ]
As Europe is facing the second wave of the CoViD-19 pandemic, each country should carefully review how it dealt with the first wave of outbreak. Lessons from the first experience should be useful to avoid indiscriminate closures and, above all, to determine universal (understandable) parameters to guide the introductio...
1403.3066
Frederick Matsen IV
Connor O. McCoy, Trevor Bedford, Vladimir N. Minin, Philip Bradley, Harlan Robins and Frederick A. Matsen IV
Quantifying evolutionary constraints on B cell affinity maturation
Previously entitled "Substitution and site-specific selection driving B cell affinity maturation is consistent across individuals"
null
10.1098/rstb.2014-0244
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The antibody repertoire of each individual is continuously updated by the evolutionary process of B cell receptor mutation and selection. It has recently become possible to gain detailed information concerning this process through high-throughput sequencing. Here, we develop modern statistical molecular evolution met...
[ { "created": "Wed, 12 Mar 2014 19:01:41 GMT", "version": "v1" }, { "created": "Wed, 9 Jul 2014 23:41:02 GMT", "version": "v2" }, { "created": "Mon, 12 Jan 2015 22:45:43 GMT", "version": "v3" }, { "created": "Fri, 8 May 2015 13:56:59 GMT", "version": "v4" } ]
2015-05-11
[ [ "McCoy", "Connor O.", "" ], [ "Bedford", "Trevor", "" ], [ "Minin", "Vladimir N.", "" ], [ "Bradley", "Philip", "" ], [ "Robins", "Harlan", "" ], [ "Matsen", "Frederick A.", "IV" ] ]
The antibody repertoire of each individual is continuously updated by the evolutionary process of B cell receptor mutation and selection. It has recently become possible to gain detailed information concerning this process through high-throughput sequencing. Here, we develop modern statistical molecular evolution metho...
1911.11948
Sang Woo Park
Sang Woo Park and Benjamin M. Bolker
A note on observation processes in epidemic models
9 pages, 2 figures
null
null
null
q-bio.PE
http://creativecommons.org/licenses/by-nc-sa/4.0/
Many disease models focus on characterizing the underlying transmission mechanism but make simple, possibly naive assumptions about how infections are reported. In this note, we use a simple deterministic Susceptible-Infected-Removed (SIR) model to compare two common assumptions about disease incidence reports: indiv...
[ { "created": "Wed, 27 Nov 2019 04:37:51 GMT", "version": "v1" } ]
2019-11-28
[ [ "Park", "Sang Woo", "" ], [ "Bolker", "Benjamin M.", "" ] ]
Many disease models focus on characterizing the underlying transmission mechanism but make simple, possibly naive assumptions about how infections are reported. In this note, we use a simple deterministic Susceptible-Infected-Removed (SIR) model to compare two common assumptions about disease incidence reports: individ...
1010.3845
Anna Melbinger
Anna Melbinger, Jonas Cremer, Erwin Frey
Evolutionary game theory in growing populations
4 pages, 2 figures and 2 pages supplementary information
Phys. Rev. Lett. 105, 178101 (2010)
10.1103/PhysRevLett.105.178101
null
q-bio.PE physics.bio-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Existing theoretical models of evolution focus on the relative fitness advantages of different mutants in a population while the dynamic behavior of the population size is mostly left unconsidered. We here present a generic stochastic model which combines the growth dynamics of the population and its internal evoluti...
[ { "created": "Tue, 19 Oct 2010 10:19:13 GMT", "version": "v1" } ]
2010-10-20
[ [ "Melbinger", "Anna", "" ], [ "Cremer", "Jonas", "" ], [ "Frey", "Erwin", "" ] ]
Existing theoretical models of evolution focus on the relative fitness advantages of different mutants in a population while the dynamic behavior of the population size is mostly left unconsidered. We here present a generic stochastic model which combines the growth dynamics of the population and its internal evolution...
2212.06505
Katherine Benjamin
Katherine Benjamin, Aneesha Bhandari, Zhouchun Shang, Yanan Xing, Yanru An, Nannan Zhang, Yong Hou, Ulrike Tillmann, Katherine R. Bull, Heather A. Harrington
Multiscale topology classifies and quantifies cell types in subcellular spatial transcriptomics
Main text: 8 pages, 4 figures. Supplement: 12 pages, 5 figures
null
null
null
q-bio.QM math.AT q-bio.GN stat.ME
http://creativecommons.org/licenses/by/4.0/
Spatial transcriptomics has the potential to transform our understanding of RNA expression in tissues. Classical array-based technologies produce multiple-cell-scale measurements requiring deconvolution to recover single cell information. However, rapid advances in subcellular measurement of RNA expression at whole-t...
[ { "created": "Tue, 13 Dec 2022 11:36:25 GMT", "version": "v1" } ]
2022-12-14
[ [ "Benjamin", "Katherine", "" ], [ "Bhandari", "Aneesha", "" ], [ "Shang", "Zhouchun", "" ], [ "Xing", "Yanan", "" ], [ "An", "Yanru", "" ], [ "Zhang", "Nannan", "" ], [ "Hou", "Yong", "" ], [ "Tillma...
Spatial transcriptomics has the potential to transform our understanding of RNA expression in tissues. Classical array-based technologies produce multiple-cell-scale measurements requiring deconvolution to recover single cell information. However, rapid advances in subcellular measurement of RNA expression at whole-tra...
1111.6494
Taiki Takahashi
Taiki Takahashi
Toward molecular neuroeconomics of obesity
null
null
null
null
q-bio.NC q-bio.OT
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Because obesity is a risk factor for many serious illnesses such as diabetes, better understandings of obesity and eating disorders have been attracting attention in neurobiology, psychiatry, and neuroeconomics. This paper presents future study directions by unifying (i) economic theory of addiction and obesity (Beck...
[ { "created": "Tue, 22 Nov 2011 22:41:59 GMT", "version": "v1" } ]
2011-11-29
[ [ "Takahashi", "Taiki", "" ] ]
Because obesity is a risk factor for many serious illnesses such as diabetes, better understandings of obesity and eating disorders have been attracting attention in neurobiology, psychiatry, and neuroeconomics. This paper presents future study directions by unifying (i) economic theory of addiction and obesity (Becker...
1101.1013
Chris Adami
Evan D. Dorn, Kenneth H. Nealson, and Christoph Adami
Monomer abundance distribution patterns as a universal biosignature: Examples from terrestrial and digital life
35 pages, 5 figures. Supplementary material (two movie files) available upon request. To appear in J. Mol. Evol
J. Molec. Evol.72:283-295, 2011
null
null
q-bio.BM astro-ph.EP physics.bio-ph q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Organisms leave a distinctive chemical signature in their environment because they synthesize those molecules that maximize their fitness. As a result, the relative concentrations of related chemical monomers in life-bearing environmental samples reflect, in part, those compounds' adaptive utility. In contrast, rates...
[ { "created": "Wed, 5 Jan 2011 15:51:02 GMT", "version": "v1" } ]
2011-05-05
[ [ "Dorn", "Evan D.", "" ], [ "Nealson", "Kenneth H.", "" ], [ "Adami", "Christoph", "" ] ]
Organisms leave a distinctive chemical signature in their environment because they synthesize those molecules that maximize their fitness. As a result, the relative concentrations of related chemical monomers in life-bearing environmental samples reflect, in part, those compounds' adaptive utility. In contrast, rates o...
1308.0879
Takanobu Yamanobe
Takanobu Yamanobe
Global Dynamics of a Stochastic Neuronal Oscillator
45 pages, 9 figures, authors homepage http://niseiri.med.hokudai.ac.jp/yamanobe/indexeng.html
null
10.1103/PhysRevE.88.052709
null
q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Nonlinear oscillators have been used to model neurons that fire periodically in the absence of input. These oscillators, which are called neuronal oscillator, share some common response structures with other biological oscillations. In this study, we analyze the dependence of the global dynamics of an impulse-driven ...
[ { "created": "Mon, 5 Aug 2013 03:42:36 GMT", "version": "v1" } ]
2015-06-16
[ [ "Yamanobe", "Takanobu", "" ] ]
Nonlinear oscillators have been used to model neurons that fire periodically in the absence of input. These oscillators, which are called neuronal oscillator, share some common response structures with other biological oscillations. In this study, we analyze the dependence of the global dynamics of an impulse-driven st...
2006.14752
Shashank Reddy Vadyala
Shashank Reddy Vadyala, Sai Nethra Betgeri, Eric A. Sherer, Amod Amritphale
Prediction of the Number of COVID-19 Confirmed Cases Based on K-Means-LSTM
null
null
null
null
q-bio.PE physics.soc-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
COVID-19 is a pandemic disease that began to rapidly spread in the US with the first case detected on January 19, 2020, in Washington State. March 9, 2020, and then increased rapidly with total cases of 25,739 as of April 20, 2020. The Covid-19 pandemic is so unnerving that it is difficult to understand how any perso...
[ { "created": "Fri, 26 Jun 2020 01:42:07 GMT", "version": "v1" } ]
2020-06-30
[ [ "Vadyala", "Shashank Reddy", "" ], [ "Betgeri", "Sai Nethra", "" ], [ "Sherer", "Eric A.", "" ], [ "Amritphale", "Amod", "" ] ]
COVID-19 is a pandemic disease that began to rapidly spread in the US with the first case detected on January 19, 2020, in Washington State. March 9, 2020, and then increased rapidly with total cases of 25,739 as of April 20, 2020. The Covid-19 pandemic is so unnerving that it is difficult to understand how any person ...
2309.16685
Truong Son Hy
Nhat Khang Ngo and Truong Son Hy
Target-aware Variational Auto-encoders for Ligand Generation with Multimodal Protein Representation Learning
null
null
null
null
q-bio.BM cs.LG
http://creativecommons.org/licenses/by/4.0/
Without knowledge of specific pockets, generating ligands based on the global structure of a protein target plays a crucial role in drug discovery as it helps reduce the search space for potential drug-like candidates in the pipeline. However, contemporary methods require optimizing tailored networks for each protein...
[ { "created": "Wed, 2 Aug 2023 12:08:17 GMT", "version": "v1" } ]
2023-10-02
[ [ "Ngo", "Nhat Khang", "" ], [ "Hy", "Truong Son", "" ] ]
Without knowledge of specific pockets, generating ligands based on the global structure of a protein target plays a crucial role in drug discovery as it helps reduce the search space for potential drug-like candidates in the pipeline. However, contemporary methods require optimizing tailored networks for each protein, ...
2007.11183
Shiyang Lai
Shiyang Lai, Tianqi Zhao, Ningyuan Fan
Inferring incubation period distribution of COVID-19 based on SEAIR Model
9 pages, 3 figures, 1 table
null
null
null
q-bio.PE physics.soc-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
To reduce the biases of traditional survey-based methods, this paper proposes an epidemic model-based approach to inference the incubation period distribution of COVID-19 utilizing the publicly reported confirmed case number. We construct an epidemic model, namely SEAIR, and take advantage of the dynamic transmission...
[ { "created": "Wed, 22 Jul 2020 03:31:45 GMT", "version": "v1" } ]
2020-07-23
[ [ "Lai", "Shiyang", "" ], [ "Zhao", "Tianqi", "" ], [ "Fan", "Ningyuan", "" ] ]
To reduce the biases of traditional survey-based methods, this paper proposes an epidemic model-based approach to inference the incubation period distribution of COVID-19 utilizing the publicly reported confirmed case number. We construct an epidemic model, namely SEAIR, and take advantage of the dynamic transmission p...
2012.10331
Jacques P\'ecr\'eaux
Ma\"el Balluet, Florian Sizaire, Youssef El Habouz, Thomas Walter, J\'er\'emy Pont, Baptiste Giroux, Otmane Bouchareb, Marc Tramier, Jacques P\'ecr\'eaux
Neural network fast-classifies biological images using features selected after their random-forests-importance to power smart microscopy
null
null
null
null
q-bio.QM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Artificial intelligence is nowadays used for cell detection and classification in optical microscopy, during post-acquisition analysis. The microscopes are now fully automated and next expected to be smart, to make acquisition decisions based on the images. It calls for analysing them on the fly. Biology further impo...
[ { "created": "Fri, 18 Dec 2020 16:20:37 GMT", "version": "v1" } ]
2021-10-18
[ [ "Balluet", "Maël", "" ], [ "Sizaire", "Florian", "" ], [ "Habouz", "Youssef El", "" ], [ "Walter", "Thomas", "" ], [ "Pont", "Jérémy", "" ], [ "Giroux", "Baptiste", "" ], [ "Bouchareb", "Otmane", "" ], ...
Artificial intelligence is nowadays used for cell detection and classification in optical microscopy, during post-acquisition analysis. The microscopes are now fully automated and next expected to be smart, to make acquisition decisions based on the images. It calls for analysing them on the fly. Biology further impose...
2408.02988
Amir Heydari
Amir Heydari, Abbas Ahmadi, Tae Hyung Kim, Berkin Bilgic
Fast Whole-Brain MR Multi-Parametric Mapping with Scan-Specific Self-Supervised Networks
null
null
null
null
q-bio.QM physics.med-ph
http://creativecommons.org/licenses/by-nc-nd/4.0/
Quantification of tissue parameters using MRI is emerging as a powerful tool in clinical diagnosis and research studies. The need for multiple long scans with different acquisition parameters prohibits quantitative MRI from reaching widespread adoption in routine clinical and research exams. Accelerated parameter map...
[ { "created": "Tue, 6 Aug 2024 06:43:06 GMT", "version": "v1" } ]
2024-08-07
[ [ "Heydari", "Amir", "" ], [ "Ahmadi", "Abbas", "" ], [ "Kim", "Tae Hyung", "" ], [ "Bilgic", "Berkin", "" ] ]
Quantification of tissue parameters using MRI is emerging as a powerful tool in clinical diagnosis and research studies. The need for multiple long scans with different acquisition parameters prohibits quantitative MRI from reaching widespread adoption in routine clinical and research exams. Accelerated parameter mappi...
2005.04796
Steven Frank
Steven A. Frank
Metabolic heat in microbial conflict and cooperation
V3: Added new figure, more references, some editing. V2: Add several key references, comments about heat diffusion as single-cell scale
Frontiers in Ecology and Evolution 8:275 (2020)
10.3389/fevo.2020.00275
null
q-bio.PE
http://creativecommons.org/licenses/by/4.0/
Many microbes live in habitats below their optimum temperature. Retention of metabolic heat by aggregation or insulation would boost growth. Generation of excess metabolic heat may also provide benefit. A cell that makes excess metabolic heat pays the cost of production, whereas the benefit may be shared by neighbors...
[ { "created": "Sun, 10 May 2020 22:06:40 GMT", "version": "v1" }, { "created": "Wed, 15 Jul 2020 18:49:58 GMT", "version": "v2" }, { "created": "Thu, 30 Jul 2020 16:15:28 GMT", "version": "v3" } ]
2020-10-22
[ [ "Frank", "Steven A.", "" ] ]
Many microbes live in habitats below their optimum temperature. Retention of metabolic heat by aggregation or insulation would boost growth. Generation of excess metabolic heat may also provide benefit. A cell that makes excess metabolic heat pays the cost of production, whereas the benefit may be shared by neighbors w...
1506.06988
Christoph Adami
Christoph Adami and Thomas LaBar
From Entropy to Information: Biased Typewriters and the Origin of Life
19 pages, 8 figures in "From Matter to Life: Information and Causality", S.I. Walker, P.C.W. Davies, and G. F. R. Ellis, eds., (Cambridge University Press, 2017) pp. 130-154
null
null
null
q-bio.PE cs.IT math.IT nlin.AO q-bio.BM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The origin of life can be understood mathematically to be the origin of information that can replicate. The likelihood that entropy spontaneously becomes information can be calculated from first principles, and depends exponentially on the amount of information that is necessary for replication. We do not know what t...
[ { "created": "Tue, 23 Jun 2015 13:36:54 GMT", "version": "v1" }, { "created": "Fri, 6 Jan 2017 16:46:56 GMT", "version": "v2" } ]
2017-01-09
[ [ "Adami", "Christoph", "" ], [ "LaBar", "Thomas", "" ] ]
The origin of life can be understood mathematically to be the origin of information that can replicate. The likelihood that entropy spontaneously becomes information can be calculated from first principles, and depends exponentially on the amount of information that is necessary for replication. We do not know what the...
0812.4295
Georgy Karev
G.P. Karev
How to explore replicator equations?
7 pages; Proceedings of the 6th International Conference on Differential Equations and Dynamical Systems, Baltimore MD, 2008
null
null
null
q-bio.QM q-bio.PE
http://creativecommons.org/licenses/publicdomain/
Replicator equations (RE) are among the basic tools in mathematical theory of selection and evolution. We develop a method for reducing a wide class of the RE, which in general are systems of differential equations in Banach space to escort systems of ODEs that in many cases can be explored analytically. The method h...
[ { "created": "Mon, 22 Dec 2008 21:26:17 GMT", "version": "v1" } ]
2008-12-24
[ [ "Karev", "G. P.", "" ] ]
Replicator equations (RE) are among the basic tools in mathematical theory of selection and evolution. We develop a method for reducing a wide class of the RE, which in general are systems of differential equations in Banach space to escort systems of ODEs that in many cases can be explored analytically. The method has...
0905.0042
Dmitry Fedosov
Dmitry A. Fedosov, Bruce Caswell, George E. Karniadakis
General coarse-grained red blood cell models: I. Mechanics
16 pages, 7 figures
null
null
null
q-bio.CB cond-mat.soft physics.bio-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a rigorous procedure to derive coarse-grained red blood cell (RBC) models, which lead to accurate mechanical properties of realistic RBCs. Based on a semi-analytic theory linear and non-linear elastic properties of the RBC membrane can be matched with those obtained in optical tweezers stretching experimen...
[ { "created": "Fri, 1 May 2009 03:43:01 GMT", "version": "v1" } ]
2009-05-04
[ [ "Fedosov", "Dmitry A.", "" ], [ "Caswell", "Bruce", "" ], [ "Karniadakis", "George E.", "" ] ]
We present a rigorous procedure to derive coarse-grained red blood cell (RBC) models, which lead to accurate mechanical properties of realistic RBCs. Based on a semi-analytic theory linear and non-linear elastic properties of the RBC membrane can be matched with those obtained in optical tweezers stretching experiments...
q-bio/0510052
Ariel Schwartz
Ariel S. Schwartz, Eugene W. Myers, Lior Pachter
Alignment Metric Accuracy
null
null
null
null
q-bio.QM math.ST stat.TH
null
We propose a metric for the space of multiple sequence alignments that can be used to compare two alignments to each other. In the case where one of the alignments is a reference alignment, the resulting accuracy measure improves upon previous approaches, and provides a balanced assessment of the fidelity of both mat...
[ { "created": "Thu, 27 Oct 2005 22:49:50 GMT", "version": "v1" } ]
2011-11-09
[ [ "Schwartz", "Ariel S.", "" ], [ "Myers", "Eugene W.", "" ], [ "Pachter", "Lior", "" ] ]
We propose a metric for the space of multiple sequence alignments that can be used to compare two alignments to each other. In the case where one of the alignments is a reference alignment, the resulting accuracy measure improves upon previous approaches, and provides a balanced assessment of the fidelity of both match...
2109.00852
Kok Yew Ng Dr
Niamh McCallan and Scot Davidson and Kok Yew Ng and Pardis Biglarbeigi and Dewar Finlay and Boon Leong Lan and James McLaughlin
Seizure Classification of EEG based on Wavelet Signal Denoising Using a Novel Channel Selection Algorithm
8 pages, 6 figures, accepted for publication at the 13th Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)
2021 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), 2021, pp. 1269-1276
null
null
q-bio.PE q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Epilepsy is a disorder of the nervous system that can affect people of any age group. With roughly 50 million people worldwide diagnosed with the disorder, it is one of the most common neurological disorders. The EEG is an indispensable tool for diagnosis of epileptic seizures in an ideal case, as brain waves from an...
[ { "created": "Thu, 2 Sep 2021 11:41:33 GMT", "version": "v1" } ]
2022-02-21
[ [ "McCallan", "Niamh", "" ], [ "Davidson", "Scot", "" ], [ "Ng", "Kok Yew", "" ], [ "Biglarbeigi", "Pardis", "" ], [ "Finlay", "Dewar", "" ], [ "Lan", "Boon Leong", "" ], [ "McLaughlin", "James", "" ] ]
Epilepsy is a disorder of the nervous system that can affect people of any age group. With roughly 50 million people worldwide diagnosed with the disorder, it is one of the most common neurological disorders. The EEG is an indispensable tool for diagnosis of epileptic seizures in an ideal case, as brain waves from an e...
2312.12628
Geoffrey Van Dover
Geoffrey van Dover, Josh Javor, Jourdan Ewoldt, Ha Eun Lee, Mikhail Zhernenkov, Guillaume Freychet, Patryk Wasik, Dana Brown, David Bishop, Christopher Chen
Structural maturation of myofilaments in engineered 3D cardiac microtissues characterized using small angle X-ray scattering
null
null
null
null
q-bio.TO
http://creativecommons.org/publicdomain/zero/1.0/
Understanding the structural and functional development of human-induced pluripotent stem-cell-derived cardiomyocytes is essential to engineering cardiac tissue that enables pharmaceutical testing, modeling diseases, and designing therapies. Here we use a method not commonly applied to biological materials, small ang...
[ { "created": "Tue, 19 Dec 2023 22:16:33 GMT", "version": "v1" } ]
2023-12-21
[ [ "van Dover", "Geoffrey", "" ], [ "Javor", "Josh", "" ], [ "Ewoldt", "Jourdan", "" ], [ "Lee", "Ha Eun", "" ], [ "Zhernenkov", "Mikhail", "" ], [ "Freychet", "Guillaume", "" ], [ "Wasik", "Patryk", "" ], ...
Understanding the structural and functional development of human-induced pluripotent stem-cell-derived cardiomyocytes is essential to engineering cardiac tissue that enables pharmaceutical testing, modeling diseases, and designing therapies. Here we use a method not commonly applied to biological materials, small angle...
1809.00809
Angus McLure
Angus McLure, Kathryn Glass
Some simple rules for estimating reproduction numbers in the presence of reservoir exposure or imported cases
null
null
null
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The basic reproduction number ($R_0$) is a threshold parameter for disease extinction or survival in isolated populations. However no human population is fully isolated from other human or animal populations. We use compartmental models to derive simple rules for the basic reproduction number for populations with loc...
[ { "created": "Tue, 4 Sep 2018 06:57:33 GMT", "version": "v1" } ]
2018-09-05
[ [ "McLure", "Angus", "" ], [ "Glass", "Kathryn", "" ] ]
The basic reproduction number ($R_0$) is a threshold parameter for disease extinction or survival in isolated populations. However no human population is fully isolated from other human or animal populations. We use compartmental models to derive simple rules for the basic reproduction number for populations with local...
1703.03777
Wieland Brendel
Wieland Brendel, Ralph Bourdoukan, Pietro Vertechi, Christian K. Machens, Sophie Den\'eve
Learning to represent signals spike by spike
null
null
null
null
q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A key question in neuroscience is at which level functional meaning emerges from biophysical phenomena. In most vertebrate systems, precise functions are assigned at the level of neural populations, while single-neurons are deemed unreliable and redundant. Here we challenge this view and show that many single-neuron ...
[ { "created": "Fri, 10 Mar 2017 17:41:36 GMT", "version": "v1" }, { "created": "Thu, 16 Mar 2017 15:59:59 GMT", "version": "v2" } ]
2017-03-17
[ [ "Brendel", "Wieland", "" ], [ "Bourdoukan", "Ralph", "" ], [ "Vertechi", "Pietro", "" ], [ "Machens", "Christian K.", "" ], [ "Denéve", "Sophie", "" ] ]
A key question in neuroscience is at which level functional meaning emerges from biophysical phenomena. In most vertebrate systems, precise functions are assigned at the level of neural populations, while single-neurons are deemed unreliable and redundant. Here we challenge this view and show that many single-neuron qu...
1911.04835
Hongyi Li Dr.
Li Hongyi, Yin Yajun, Yang Chongqing, Chen Min, Wang Fang, Ma Chao, Li Hua, Kong Yiya, Ji Fusui, Hu Jun
Active interfacial dynamic transport of fluid in fibrous connective tissues and a hypothesis of interstitial fluid circulatory system
15 pages, 2 figures, 18 conferences
Cell Proliferation. 2020;00:e12760
10.1111/cpr.12760
null
q-bio.TO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Fluid in interstitial spaces accounts for ~20% of an adult body weight. Does it circulate around the body like vascular circulations besides a diffusive and short-ranged transport? This bold conjecture has been debated for decades. As a conventional physiological concept, interstitial space was the space between cell...
[ { "created": "Tue, 12 Nov 2019 13:21:19 GMT", "version": "v1" }, { "created": "Mon, 25 Nov 2019 08:20:48 GMT", "version": "v2" } ]
2021-07-06
[ [ "Hongyi", "Li", "" ], [ "Yajun", "Yin", "" ], [ "Chongqing", "Yang", "" ], [ "Min", "Chen", "" ], [ "Fang", "Wang", "" ], [ "Chao", "Ma", "" ], [ "Hua", "Li", "" ], [ "Yiya", "Kong", "" ],...
Fluid in interstitial spaces accounts for ~20% of an adult body weight. Does it circulate around the body like vascular circulations besides a diffusive and short-ranged transport? This bold conjecture has been debated for decades. As a conventional physiological concept, interstitial space was the space between cells ...
2105.10578
Rowan Swiers
Cheng Ye, Rowan Swiers, Stephen Bonner, Ian Barrett
A Knowledge Graph-Enhanced Tensor Factorisation Model for Discovering Drug Targets
16 pages, 4 figures, IEEE/ACM Transactions on Computational Biology and Bioinformatics
null
10.1109/TCBB.2022.3197320
null
q-bio.QM cs.LG
http://creativecommons.org/licenses/by/4.0/
The drug discovery and development process is a long and expensive one, costing over 1 billion USD on average per drug and taking 10-15 years. To reduce the high levels of attrition throughout the process, there has been a growing interest in applying machine learning methodologies to various stages of drug discovery...
[ { "created": "Thu, 20 May 2021 16:19:00 GMT", "version": "v1" }, { "created": "Thu, 22 Jul 2021 14:51:10 GMT", "version": "v2" }, { "created": "Fri, 19 Aug 2022 14:08:55 GMT", "version": "v3" } ]
2022-08-22
[ [ "Ye", "Cheng", "" ], [ "Swiers", "Rowan", "" ], [ "Bonner", "Stephen", "" ], [ "Barrett", "Ian", "" ] ]
The drug discovery and development process is a long and expensive one, costing over 1 billion USD on average per drug and taking 10-15 years. To reduce the high levels of attrition throughout the process, there has been a growing interest in applying machine learning methodologies to various stages of drug discovery a...
1911.02551
Tal Galili
Tal Galili, Alan OCallaghan, Jonathan Sidi, Carson Sievert
heatmaply: an R package for creating interactive cluster heatmaps for online publishing
3 pages
Bioinformatics 34.9 (2017): 1600-1602
10.1093/bioinformatics/btx657
null
q-bio.QM stat.CO
http://creativecommons.org/licenses/by/4.0/
Summary: heatmaply is an R package for easily creating interactive cluster heatmaps that can be shared online as a stand-alone HTML file. Interactivity includes a tooltip display of values when hovering over cells, as well as the ability to zoom in to specific sections of the figure from the data matrix, the side den...
[ { "created": "Mon, 4 Nov 2019 13:33:44 GMT", "version": "v1" } ]
2019-11-07
[ [ "Galili", "Tal", "" ], [ "OCallaghan", "Alan", "" ], [ "Sidi", "Jonathan", "" ], [ "Sievert", "Carson", "" ] ]
Summary: heatmaply is an R package for easily creating interactive cluster heatmaps that can be shared online as a stand-alone HTML file. Interactivity includes a tooltip display of values when hovering over cells, as well as the ability to zoom in to specific sections of the figure from the data matrix, the side dendr...
2404.17952
Yujiang Wang
Heather Woodhouse, Gerard Hall, Callum Simpson, Csaba Kozma, Frances Turner, Gabrielle M. Schroeder, Beate Diehl, John S. Duncan, Jiajie Mo, Kai Zhang, Aswin Chari, Martin Tisdall, Friederike Moeller, Chris Petkov, Matthew A. Howard, George M. Ibrahim, Elizabeth Donner, Nebras M. Warsi, Raheel Ahmed, Peter N. T...
Multi-centre normative brain mapping of intracranial EEG lifespan patterns in the human brain
null
null
null
null
q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Background: Understanding healthy human brain function is crucial to identify and map pathological tissue within it. Whilst previous studies have mapped intracranial EEG (icEEG) from non-epileptogenic brain regions, these maps do not consider the effects of age and sex. Further, most existing work on icEEG has often ...
[ { "created": "Sat, 27 Apr 2024 16:18:37 GMT", "version": "v1" } ]
2024-04-30
[ [ "Woodhouse", "Heather", "" ], [ "Hall", "Gerard", "" ], [ "Simpson", "Callum", "" ], [ "Kozma", "Csaba", "" ], [ "Turner", "Frances", "" ], [ "Schroeder", "Gabrielle M.", "" ], [ "Diehl", "Beate", "" ], ...
Background: Understanding healthy human brain function is crucial to identify and map pathological tissue within it. Whilst previous studies have mapped intracranial EEG (icEEG) from non-epileptogenic brain regions, these maps do not consider the effects of age and sex. Further, most existing work on icEEG has often su...
2112.13210
Isaac Ronald Ward
Isaac Ronald Ward, Ling Wang, Juan lu, Mohammed Bennamoun, Girish Dwivedi, Frank M Sanfilippo
Explainable Artificial Intelligence for Pharmacovigilance: What Features Are Important When Predicting Adverse Outcomes?
Comput Methods Programs Biomed. 2021 Nov;212:106415. Epub 2021 Sep 26
null
10.1016/j.cmpb.2021.106415
null
q-bio.QM cs.AI cs.LG
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Explainable Artificial Intelligence (XAI) has been identified as a viable method for determining the importance of features when making predictions using Machine Learning (ML) models. In this study, we created models that take an individual's health information (e.g. their drug history and comorbidities) as inputs, a...
[ { "created": "Sat, 25 Dec 2021 09:00:08 GMT", "version": "v1" } ]
2021-12-28
[ [ "Ward", "Isaac Ronald", "" ], [ "Wang", "Ling", "" ], [ "lu", "Juan", "" ], [ "Bennamoun", "Mohammed", "" ], [ "Dwivedi", "Girish", "" ], [ "Sanfilippo", "Frank M", "" ] ]
Explainable Artificial Intelligence (XAI) has been identified as a viable method for determining the importance of features when making predictions using Machine Learning (ML) models. In this study, we created models that take an individual's health information (e.g. their drug history and comorbidities) as inputs, and...
2407.04025
Ilenna Jones Dr
Ilenna Simone Jones and Konrad Paul Kording
Efficient optimization of ODE neuron models using gradient descent
25 pages, 4 figures
null
null
null
q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Neuroscientists fit morphologically and biophysically detailed neuron simulations to physiological data, often using evolutionary algorithms. However, such gradient-free approaches are computationally expensive, making convergence slow when neuron models have many parameters. Here we introduce a gradient-based algori...
[ { "created": "Thu, 4 Jul 2024 16:10:27 GMT", "version": "v1" }, { "created": "Sat, 20 Jul 2024 19:49:09 GMT", "version": "v2" } ]
2024-07-23
[ [ "Jones", "Ilenna Simone", "" ], [ "Kording", "Konrad Paul", "" ] ]
Neuroscientists fit morphologically and biophysically detailed neuron simulations to physiological data, often using evolutionary algorithms. However, such gradient-free approaches are computationally expensive, making convergence slow when neuron models have many parameters. Here we introduce a gradient-based algorith...
2210.16292
Leonardo Martini
Leonardo Martini, Adriano Fazzone, Michele Gentili, Luca Becchetti, Brian Hobbs
Network Based Approach to Gene Prioritization at Genome-Wide Association Study Loci
null
null
null
null
q-bio.QM q-bio.GN
http://creativecommons.org/licenses/by/4.0/
Motivation: Genome-wide association studies (GWAS) have successfully identified thousands of genetic risk loci for complex traits and diseases. Most of these GWAS loci lie in regulatory regions of the genome and the gene through which each GWAS risk locus exerts its effects is not always clear. Many computational met...
[ { "created": "Fri, 28 Oct 2022 17:41:57 GMT", "version": "v1" } ]
2022-10-31
[ [ "Martini", "Leonardo", "" ], [ "Fazzone", "Adriano", "" ], [ "Gentili", "Michele", "" ], [ "Becchetti", "Luca", "" ], [ "Hobbs", "Brian", "" ] ]
Motivation: Genome-wide association studies (GWAS) have successfully identified thousands of genetic risk loci for complex traits and diseases. Most of these GWAS loci lie in regulatory regions of the genome and the gene through which each GWAS risk locus exerts its effects is not always clear. Many computational metho...
1209.5032
Betul Kacar
Betul Kacar, Eric Gaucher
Towards the Recapitulation of Ancient History in the Laboratory: Combining Synthetic Biology with Experimental Evolution
8 pages, 4 figures
Artificial Life XIII: Proceedings of the Thirteenth International Conference on the Synthesis and Simulation of Living Systems. pp 11-18. Cambridge, MA: MIT Press 2012
null
null
q-bio.PE q-bio.MN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
One way to understand the role history plays on evolutionary trajectories is by giving ancient life a second opportunity to evolve. Our ability to empirically perform such an experiment, however, is limited by current experimental designs. Combining ancestral sequence reconstruction with synthetic biology allows us t...
[ { "created": "Sun, 23 Sep 2012 02:15:22 GMT", "version": "v1" } ]
2012-09-25
[ [ "Kacar", "Betul", "" ], [ "Gaucher", "Eric", "" ] ]
One way to understand the role history plays on evolutionary trajectories is by giving ancient life a second opportunity to evolve. Our ability to empirically perform such an experiment, however, is limited by current experimental designs. Combining ancestral sequence reconstruction with synthetic biology allows us to ...
1403.3626
Bahram Houchmandzadeh
Bahram Houchmandzadeh (LIPhy)
Noise driven emergence of cooperative behavior
null
null
null
null
q-bio.PE physics.bio-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Cooperative behaviors are defined as the production of common goods benefitting all members of the community at the producer's cost. They could seem to be in contradiction with natural selection, as non-cooperators have an increased fitness compared to cooperators. Understanding the emergence of cooperation has neces...
[ { "created": "Fri, 14 Mar 2014 16:12:18 GMT", "version": "v1" } ]
2014-03-17
[ [ "Houchmandzadeh", "Bahram", "", "LIPhy" ] ]
Cooperative behaviors are defined as the production of common goods benefitting all members of the community at the producer's cost. They could seem to be in contradiction with natural selection, as non-cooperators have an increased fitness compared to cooperators. Understanding the emergence of cooperation has necessi...
2007.16069
Ivan Gutierrez-Sagredo
Angel Ballesteros, Alfonso Blasco, Ivan Gutierrez-Sagredo
Exact closed-form solution of a modified SIR model
17 pages. New section added
null
null
null
q-bio.PE math.DS physics.soc-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The exact analytical solution in closed form of a modified SIR system where recovered individuals are removed from the population is presented. In this dynamical system the populations $S(t)$ and $R(t)$ of susceptible and recovered individuals are found to be generalized logistic functions, while infective ones $I(t)...
[ { "created": "Fri, 31 Jul 2020 13:38:40 GMT", "version": "v1" }, { "created": "Sat, 17 Oct 2020 10:28:09 GMT", "version": "v2" }, { "created": "Tue, 10 Nov 2020 10:57:22 GMT", "version": "v3" } ]
2020-11-11
[ [ "Ballesteros", "Angel", "" ], [ "Blasco", "Alfonso", "" ], [ "Gutierrez-Sagredo", "Ivan", "" ] ]
The exact analytical solution in closed form of a modified SIR system where recovered individuals are removed from the population is presented. In this dynamical system the populations $S(t)$ and $R(t)$ of susceptible and recovered individuals are found to be generalized logistic functions, while infective ones $I(t)$ ...
1302.1752
Dmitry Karabanov
D.P. Karabanov
Genetical adaptation of common kilka Clupeonella cultriventris (Nordmann, 1840) (Actinopterygii: Clupeidae)
null
null
null
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
It is the first time, when genetic diversity and the common kilka population structure were investigated throughout the areal. Data about the species condition at the Upper Volga basins were updated accordingly to modern condition. Physiological and ecological adaptations to northern water basins were evaluated. Sign...
[ { "created": "Thu, 7 Feb 2013 14:10:29 GMT", "version": "v1" }, { "created": "Tue, 12 Feb 2013 11:14:26 GMT", "version": "v2" } ]
2013-02-13
[ [ "Karabanov", "D. P.", "" ] ]
It is the first time, when genetic diversity and the common kilka population structure were investigated throughout the areal. Data about the species condition at the Upper Volga basins were updated accordingly to modern condition. Physiological and ecological adaptations to northern water basins were evaluated. Signif...
2103.00677
Vikas Srivastava
Thomas Usherwood, Zachary LaJoie and Vikas Srivastava (corresponding author)
Modeling and prediction of COVID-19 in the United States considering population behavior and vaccination
11 pages, 7 figures
A model and predictions for COVID-19 considering population behavior and vaccination. Sciietific Reports 11, 12051 (2021)
10.1038/s41598-021-91514-7
null
q-bio.PE physics.soc-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
COVID-19 has devastated the entire global community. Vaccines present an opportunity to mitigate the pandemic; however, the effect of vaccination coupled with the behavioral response of the population is not well understood. We propose a model that incorporates two important dynamically varying population behaviors: ...
[ { "created": "Mon, 1 Mar 2021 01:13:29 GMT", "version": "v1" } ]
2021-10-26
[ [ "Usherwood", "Thomas", "", "corresponding\n author" ], [ "LaJoie", "Zachary", "", "corresponding\n author" ], [ "Srivastava", "Vikas", "", "corresponding\n author" ] ]
COVID-19 has devastated the entire global community. Vaccines present an opportunity to mitigate the pandemic; however, the effect of vaccination coupled with the behavioral response of the population is not well understood. We propose a model that incorporates two important dynamically varying population behaviors: le...
2004.01295
Ram\'on Enrique Ramayo Gonz\'alez
Ram\'on E. R. Gonz\'alez
Different scenarios in the Dynamics of SARS-Cov-2 Infection: an adapted ODE model
11 pages, 7 figures and 8 tables
null
null
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
A mathematical model to calculate the transmissibility of SARS-Cov-2 in Wuhan City was developed and published recently by Tian-Mu Chen et al., Infectious Diseases of Poverty, 2020, https://doi.org/10.1186/s40249-020-00640-3. This paper improves this model in order to study the effect of different scenarios that incl...
[ { "created": "Thu, 2 Apr 2020 22:47:39 GMT", "version": "v1" } ]
2020-04-06
[ [ "González", "Ramón E. R.", "" ] ]
A mathematical model to calculate the transmissibility of SARS-Cov-2 in Wuhan City was developed and published recently by Tian-Mu Chen et al., Infectious Diseases of Poverty, 2020, https://doi.org/10.1186/s40249-020-00640-3. This paper improves this model in order to study the effect of different scenarios that includ...
1409.1096
Colin Gillespie
Colin S. Gillespie, Andrew Golightly
Diagnostics for assessing the linear noise and moment closure approximations
null
null
null
null
q-bio.QM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Solving the chemical master equation exactly is typically not possible, so instead we must rely on simulation based methods. Unfortunately, drawing exact realisations, results in simulating every reaction that occurs. This will preclude the use of exact simulators for models of any realistic size and so approximate a...
[ { "created": "Wed, 3 Sep 2014 14:11:59 GMT", "version": "v1" }, { "created": "Tue, 30 Aug 2016 12:50:54 GMT", "version": "v2" } ]
2016-08-31
[ [ "Gillespie", "Colin S.", "" ], [ "Golightly", "Andrew", "" ] ]
Solving the chemical master equation exactly is typically not possible, so instead we must rely on simulation based methods. Unfortunately, drawing exact realisations, results in simulating every reaction that occurs. This will preclude the use of exact simulators for models of any realistic size and so approximate alg...
1312.2120
Xi Huo
Xi Huo
Modeling of Contact Tracing in Epidemic Populations Structured by Disease Age
null
null
null
null
q-bio.PE math.AP
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We consider an age-structured epidemic model with two basic public health interventions: (i) identifying and isolating symptomatic cases, and (ii) tracing and quarantine of the contacts of identified infectives. The dynamics of the infected population are modeled by a nonlinear infection-age-dependent partial differe...
[ { "created": "Sat, 7 Dec 2013 18:02:46 GMT", "version": "v1" }, { "created": "Tue, 11 Mar 2014 20:46:37 GMT", "version": "v2" } ]
2014-03-13
[ [ "Huo", "Xi", "" ] ]
We consider an age-structured epidemic model with two basic public health interventions: (i) identifying and isolating symptomatic cases, and (ii) tracing and quarantine of the contacts of identified infectives. The dynamics of the infected population are modeled by a nonlinear infection-age-dependent partial different...
1308.3824
Fabio Pichierri
Fabio Pichierri
Protein conformational dynamics and electronic structure
11 pages, 4 figures
null
null
null
q-bio.BM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Quantum mechanical calculations are performed on 116 conformers of the protein ubiquitin (Lange et al., Science 2008, 320, 1471-1475). The results indicate that the heat of formation (HOF), dipole moment, energy of the frontier orbitals HOMO and LUMO, and HOMO-LUMO gap fluctuate within their corresponding ranges. Thi...
[ { "created": "Sun, 18 Aug 2013 02:38:09 GMT", "version": "v1" } ]
2013-08-20
[ [ "Pichierri", "Fabio", "" ] ]
Quantum mechanical calculations are performed on 116 conformers of the protein ubiquitin (Lange et al., Science 2008, 320, 1471-1475). The results indicate that the heat of formation (HOF), dipole moment, energy of the frontier orbitals HOMO and LUMO, and HOMO-LUMO gap fluctuate within their corresponding ranges. This ...
1908.06733
Christian R\"over
Moreno Ursino, Christian R\"over, Sarah Zohar and Tim Friede
Random-effects meta-analysis of phase I dose-finding studies using stochastic process priors
23 pages, 6 figures, 7 tables
The Annals of Applied Statistics, 15(1):174-193, 2021
10.1214/20-AOAS1390
null
q-bio.QM stat.ME
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Phase I dose-finding studies aim at identifying the maximal tolerated dose (MTD). It is not uncommon that several dose-finding studies are conducted, although often with some variation in the administration mode or dose panel. For instance, sorafenib (BAY 43-900) was used as monotherapy in at least 29 phase I trials ...
[ { "created": "Thu, 1 Aug 2019 07:16:40 GMT", "version": "v1" } ]
2021-03-24
[ [ "Ursino", "Moreno", "" ], [ "Röver", "Christian", "" ], [ "Zohar", "Sarah", "" ], [ "Friede", "Tim", "" ] ]
Phase I dose-finding studies aim at identifying the maximal tolerated dose (MTD). It is not uncommon that several dose-finding studies are conducted, although often with some variation in the administration mode or dose panel. For instance, sorafenib (BAY 43-900) was used as monotherapy in at least 29 phase I trials ac...
2111.10695
Antony Sagayaraj
Toni Sagayaraj, Carsten Eickhoff
Image-Like Graph Representations for Improved Molecular Property Prediction
null
null
null
null
q-bio.QM cs.LG
http://creativecommons.org/licenses/by/4.0/
Research into deep learning models for molecular property prediction has primarily focused on the development of better Graph Neural Network (GNN) architectures. Though new GNN variants continue to improve performance, their modifications share a common theme of alleviating problems intrinsic to their fundamental gra...
[ { "created": "Sat, 20 Nov 2021 22:39:11 GMT", "version": "v1" } ]
2021-11-23
[ [ "Sagayaraj", "Toni", "" ], [ "Eickhoff", "Carsten", "" ] ]
Research into deep learning models for molecular property prediction has primarily focused on the development of better Graph Neural Network (GNN) architectures. Though new GNN variants continue to improve performance, their modifications share a common theme of alleviating problems intrinsic to their fundamental graph...
2008.03493
R\'emi Eyraud
Philipp O. Tsvetkov, R\'emi Eyraud, St\'ephane Ayache, Anton A. Bougaev, Soazig Malesinski, Hamed Benazha, Svetlana Gorokhova, Christophe Buffat, Caroline Dehais, Marc Sanson, Franck Bielle, Dominique Figarella-Branger, Olivier Chinot, Emeline Tabouret, Fran\c{c}ois Devred
An AI-powered blood test to detect cancer using nanoDSF
null
null
null
null
q-bio.QM cs.LG q-bio.TO
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We describe a novel cancer diagnostic method based on plasma denaturation profiles obtained by a non-conventional use of Differential Scanning Fluorimetry. We show that 84 glioma patients and 63 healthy controls can be automatically classified using denaturation profiles with the help of machine learning algorithms w...
[ { "created": "Sat, 8 Aug 2020 11:20:53 GMT", "version": "v1" } ]
2020-08-11
[ [ "Tsvetkov", "Philipp O.", "" ], [ "Eyraud", "Rémi", "" ], [ "Ayache", "Stéphane", "" ], [ "Bougaev", "Anton A.", "" ], [ "Malesinski", "Soazig", "" ], [ "Benazha", "Hamed", "" ], [ "Gorokhova", "Svetlana", ...
We describe a novel cancer diagnostic method based on plasma denaturation profiles obtained by a non-conventional use of Differential Scanning Fluorimetry. We show that 84 glioma patients and 63 healthy controls can be automatically classified using denaturation profiles with the help of machine learning algorithms wit...
1502.06172
Carina Curto
Chad Giusti, Eva Pastalkova, Carina Curto, Vladimir Itskov
Clique topology reveals intrinsic geometric structure in neural correlations
29 pages, 4 figures, 13 supplementary figures (last two authors contributed equally)
PNAS, vol. 112 no. 44, pp. 13455-13460, 2015
10.1073/pnas.1506407112
null
q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Detecting meaningful structure in neural activity and connectivity data is challenging in the presence of hidden nonlinearities, where traditional eigenvalue-based methods may be misleading. We introduce a novel approach to matrix analysis, called clique topology, that extracts features of the data invariant under no...
[ { "created": "Sun, 22 Feb 2015 03:17:24 GMT", "version": "v1" } ]
2015-11-24
[ [ "Giusti", "Chad", "" ], [ "Pastalkova", "Eva", "" ], [ "Curto", "Carina", "" ], [ "Itskov", "Vladimir", "" ] ]
Detecting meaningful structure in neural activity and connectivity data is challenging in the presence of hidden nonlinearities, where traditional eigenvalue-based methods may be misleading. We introduce a novel approach to matrix analysis, called clique topology, that extracts features of the data invariant under nonl...
1304.7945
Dmytro Grytskyy
Dmytro Grytskyy, Tom Tetzlaff, Markus Diesmann, Moritz Helias
A unified view on weakly correlated recurrent networks
null
null
10.3389/fncom.2013.00131
null
q-bio.NC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
The diversity of neuron models used in contemporary theoretical neuroscience to investigate specific properties of covariances raises the question how these models relate to each other. In particular it is hard to distinguish between generic properties and peculiarities due to the abstracted model. Here we present a ...
[ { "created": "Tue, 30 Apr 2013 10:28:31 GMT", "version": "v1" }, { "created": "Fri, 13 Sep 2013 14:24:45 GMT", "version": "v2" } ]
2022-05-17
[ [ "Grytskyy", "Dmytro", "" ], [ "Tetzlaff", "Tom", "" ], [ "Diesmann", "Markus", "" ], [ "Helias", "Moritz", "" ] ]
The diversity of neuron models used in contemporary theoretical neuroscience to investigate specific properties of covariances raises the question how these models relate to each other. In particular it is hard to distinguish between generic properties and peculiarities due to the abstracted model. Here we present a un...
2101.00613
Jozef Cernak
Jozef \v{C}ern\'ak
The questionable impact of population-wide public testing in reducing SARS-CoV-2 infection prevalence in the Slovak Republic
null
null
null
null
q-bio.PE physics.soc-ph
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Mina and Andersen, authors of the Perspectives in Science: COVID-19 Testing: One Size Does Not Fit All have referred to results and adopted conclusions from recently published governmental report Pavelka et al. "The effectiveness of population wide, rapid antigen test based screening in reducing SARS-CoV-2 infection ...
[ { "created": "Sun, 3 Jan 2021 12:14:21 GMT", "version": "v1" } ]
2021-01-05
[ [ "Černák", "Jozef", "" ] ]
Mina and Andersen, authors of the Perspectives in Science: COVID-19 Testing: One Size Does Not Fit All have referred to results and adopted conclusions from recently published governmental report Pavelka et al. "The effectiveness of population wide, rapid antigen test based screening in reducing SARS-CoV-2 infection pr...
1404.2147
Ana Nunes
Tom\'as Aquino, Diogo Bolster and Ana Nunes
Characterization of the Endemic Equilibrium and Response to Mutant Injection in a Multi-strain Disease Model
20 pages, 5 figures
null
null
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Starting from common assumptions, we build a rate equation model for multi-strain disease dynamics in terms of immune repertoire classes. We then move to a strain-level description where a low-order closure reminiscent of a pair approximation can be applied. We characterize the endemic equilibrium of the ensuing mode...
[ { "created": "Tue, 8 Apr 2014 14:24:22 GMT", "version": "v1" } ]
2014-04-09
[ [ "Aquino", "Tomás", "" ], [ "Bolster", "Diogo", "" ], [ "Nunes", "Ana", "" ] ]
Starting from common assumptions, we build a rate equation model for multi-strain disease dynamics in terms of immune repertoire classes. We then move to a strain-level description where a low-order closure reminiscent of a pair approximation can be applied. We characterize the endemic equilibrium of the ensuing model ...
q-bio/0405003
Ravasz Maria
Maria Ravasz, Gyorgy Szabo, Attila Szolnoki
Spreading of families in cyclic predator-prey models
to be published in PRE
Phys. Rev. E 70, 012901 (2004)
10.1103/PhysRevE.70.012901
null
q-bio.PE cond-mat.stat-mech
null
We study the spreading of families in two-dimensional multispecies predator-prey systems, in which species cyclically dominate each other. In each time step randomly chosen individuals invade one of the nearest sites of the square lattice eliminating their prey. Initially all individuals get a family-name which will ...
[ { "created": "Wed, 5 May 2004 17:06:58 GMT", "version": "v1" } ]
2009-11-10
[ [ "Ravasz", "Maria", "" ], [ "Szabo", "Gyorgy", "" ], [ "Szolnoki", "Attila", "" ] ]
We study the spreading of families in two-dimensional multispecies predator-prey systems, in which species cyclically dominate each other. In each time step randomly chosen individuals invade one of the nearest sites of the square lattice eliminating their prey. Initially all individuals get a family-name which will be...
1307.6071
Yong-Jung Kim
Changwook Yoon and Yong-Jung Kim
Bacterial chemotaxis without gradient-sensing
19 pages, 4 figures
null
null
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Models for chemotaxis are based on gradient sensing of individual organisms. The key contribution of Keller and Segel is showing that erratic movements of individuals may result in an accurate chemotaxis phenomenon as a group. In this paper we provide another option to understand chemotactic behavior when individuals...
[ { "created": "Tue, 23 Jul 2013 13:35:37 GMT", "version": "v1" }, { "created": "Mon, 29 Jul 2013 23:18:35 GMT", "version": "v2" } ]
2013-07-31
[ [ "Yoon", "Changwook", "" ], [ "Kim", "Yong-Jung", "" ] ]
Models for chemotaxis are based on gradient sensing of individual organisms. The key contribution of Keller and Segel is showing that erratic movements of individuals may result in an accurate chemotaxis phenomenon as a group. In this paper we provide another option to understand chemotactic behavior when individuals d...
2212.09749
Rakib Hassan Pran
Rakib Hassan Pran
Statistical Comparison among Brain Networks with Popular Network Measurement Algorithms
22 pages, 38 figures, 19 tables
null
null
null
q-bio.NC cs.SI stat.CO
http://creativecommons.org/licenses/by/4.0/
In this research, a number of popular network measurement algorithms have been applied to several brain networks (based on applicability of algorithms) for finding out statistical correlation among these popular network measurements which will help scientists to understand these popular network measurement algorithms...
[ { "created": "Sat, 22 Oct 2022 21:27:58 GMT", "version": "v1" }, { "created": "Wed, 29 Mar 2023 16:41:37 GMT", "version": "v2" } ]
2023-03-30
[ [ "Pran", "Rakib Hassan", "" ] ]
In this research, a number of popular network measurement algorithms have been applied to several brain networks (based on applicability of algorithms) for finding out statistical correlation among these popular network measurements which will help scientists to understand these popular network measurement algorithms a...
1403.6074
Anjan Nandi
Anjan K. Nandi, Anindita Bhadra, Annagiri Sumana, Sujata A. Deshpande and Raghavendra Gadagkar
The Evolution of Complexity in Social Organization - A Model Using Dominance-Subordinate Behaviour in Two Social Wasp Species
13 pages, 6 figures, 2 tables
Journal of theoretical biology 327 (2013): 34-44
10.1016/j.jtbi.2013.01.010
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Dominance and subordinate behaviours are important ingredients in the social organizations of group living animals. Behavioural observations on the two eusocial species \textit{Ropalidia marginata} and \textit{Ropalidia cyathiformis} suggest varying complexities in their social systems. The queen of R. cyathiformis i...
[ { "created": "Mon, 24 Mar 2014 18:34:54 GMT", "version": "v1" } ]
2014-03-25
[ [ "Nandi", "Anjan K.", "" ], [ "Bhadra", "Anindita", "" ], [ "Sumana", "Annagiri", "" ], [ "Deshpande", "Sujata A.", "" ], [ "Gadagkar", "Raghavendra", "" ] ]
Dominance and subordinate behaviours are important ingredients in the social organizations of group living animals. Behavioural observations on the two eusocial species \textit{Ropalidia marginata} and \textit{Ropalidia cyathiformis} suggest varying complexities in their social systems. The queen of R. cyathiformis is ...
2111.14053
John Kevin Cava
John Kevin Cava, John Vant, Nicholas Ho, Ankita Shukla, Pavan Turaga, Ross Maciejewski, and Abhishek Singharoy
Towards Conditional Generation of Minimal Action Potential Pathways for Molecular Dynamics
Accepted to ELLIS ML4Molecules Workshop 2021
null
null
null
q-bio.BM cs.AI cs.LG physics.bio-ph
http://creativecommons.org/licenses/by/4.0/
In this paper, we utilized generative models, and reformulate it for problems in molecular dynamics (MD) simulation, by introducing an MD potential energy component to our generative model. By incorporating potential energy as calculated from TorchMD into a conditional generative framework, we attempt to construct a ...
[ { "created": "Sun, 28 Nov 2021 05:17:47 GMT", "version": "v1" }, { "created": "Wed, 5 Jan 2022 20:41:24 GMT", "version": "v2" } ]
2022-01-07
[ [ "Cava", "John Kevin", "" ], [ "Vant", "John", "" ], [ "Ho", "Nicholas", "" ], [ "Shukla", "Ankita", "" ], [ "Turaga", "Pavan", "" ], [ "Maciejewski", "Ross", "" ], [ "Singharoy", "Abhishek", "" ] ]
In this paper, we utilized generative models, and reformulate it for problems in molecular dynamics (MD) simulation, by introducing an MD potential energy component to our generative model. By incorporating potential energy as calculated from TorchMD into a conditional generative framework, we attempt to construct a lo...
1608.04059
Kriti Sen Sharma
Kriti Sen Sharma
Scout-It: Interior tomography using modified scout acquisition
null
null
null
null
q-bio.QM cs.CV
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Global scout views have been previously used to reduce interior reconstruction artifacts in high-resolution micro-CT and C-arm systems. However these methods cannot be directly used in the all-important domain of clinical CT. This is because when the CT scan is truncated, the scout views are also truncated. However m...
[ { "created": "Sun, 14 Aug 2016 04:42:30 GMT", "version": "v1" } ]
2016-08-16
[ [ "Sharma", "Kriti Sen", "" ] ]
Global scout views have been previously used to reduce interior reconstruction artifacts in high-resolution micro-CT and C-arm systems. However these methods cannot be directly used in the all-important domain of clinical CT. This is because when the CT scan is truncated, the scout views are also truncated. However man...
1609.06480
Shihua Zhang
Wenwen Min, Juan Liu, Shihua Zhang
Network-regularized Sparse Logistic Regression Models for Clinical Risk Prediction and Biomarker Discovery
10 pages, 3 figures
null
null
null
q-bio.GN cs.LG stat.ML
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Molecular profiling data (e.g., gene expression) has been used for clinical risk prediction and biomarker discovery. However, it is necessary to integrate other prior knowledge like biological pathways or gene interaction networks to improve the predictive ability and biological interpretability of biomarkers. Here, ...
[ { "created": "Wed, 21 Sep 2016 09:47:32 GMT", "version": "v1" } ]
2016-09-22
[ [ "Min", "Wenwen", "" ], [ "Liu", "Juan", "" ], [ "Zhang", "Shihua", "" ] ]
Molecular profiling data (e.g., gene expression) has been used for clinical risk prediction and biomarker discovery. However, it is necessary to integrate other prior knowledge like biological pathways or gene interaction networks to improve the predictive ability and biological interpretability of biomarkers. Here, we...
1910.06392
Muhammad Usman
Muhammad Usman and Jeong A Lee
AFP-CKSAAP: Prediction of Antifreeze Proteins Using Composition of k-Spaced Amino Acid Pairs with Deep Neural Network
Accepted for oral presentation at 19th 2019 IEEE International Conference on Bioinformatics and Bioengineering (IC-BIBE 2019) Copyright (c) 2019 IEEE
null
null
null
q-bio.QM cs.LG stat.ML
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Antifreeze proteins (AFPs) are the sub-set of ice binding proteins indispensable for the species living in extreme cold weather. These proteins bind to the ice crystals, hindering their growth into large ice lattice that could cause physical damage. There are variety of AFPs found in numerous organisms and due to the...
[ { "created": "Wed, 11 Sep 2019 03:13:14 GMT", "version": "v1" } ]
2019-10-16
[ [ "Usman", "Muhammad", "" ], [ "Lee", "Jeong A", "" ] ]
Antifreeze proteins (AFPs) are the sub-set of ice binding proteins indispensable for the species living in extreme cold weather. These proteins bind to the ice crystals, hindering their growth into large ice lattice that could cause physical damage. There are variety of AFPs found in numerous organisms and due to the h...
1312.1057
Thierry Rabilloud
Thierry Rabilloud (LCBM)
How to use 2D gel electrophoresis in plant proteomics
null
Methods in Molecular Biology -Clifton then Totowa- 1072 (2014) 43-50
10.1007/978-1-62703-631-3_4
null
q-bio.GN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Two-dimensional electrophoresis has nurtured the birth of proteomics. It is however no longer the exclusive setup used in proteomics, with the development of shotgun proteomics techniques that appear more fancy and fashionable nowadays.Nevertheless, 2D gel-based proteomics still has valuable features, and sometimes u...
[ { "created": "Wed, 4 Dec 2013 08:53:08 GMT", "version": "v1" } ]
2013-12-05
[ [ "Rabilloud", "Thierry", "", "LCBM" ] ]
Two-dimensional electrophoresis has nurtured the birth of proteomics. It is however no longer the exclusive setup used in proteomics, with the development of shotgun proteomics techniques that appear more fancy and fashionable nowadays.Nevertheless, 2D gel-based proteomics still has valuable features, and sometimes uni...
1411.0573
Enrico Bibbona
Enrico Bibbona
Stochastic Chemical Kinetics. Theory and (Mostly) Systems Biological Applications, P. Erdi, G. Lente. Springer (2014)
null
null
10.1016/j.biosystems.2014.10.004
null
q-bio.MN
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Book review of Stochastic Chemical Kinetics. Theory and (Mostly) Systems Biological Applications, P. Erdi, G. Lente. Springer (2014)
[ { "created": "Fri, 31 Oct 2014 16:47:58 GMT", "version": "v1" } ]
2014-11-04
[ [ "Bibbona", "Enrico", "" ] ]
Book review of Stochastic Chemical Kinetics. Theory and (Mostly) Systems Biological Applications, P. Erdi, G. Lente. Springer (2014)
0910.0835
Thierry Mora
Thierry Mora, Howard Yu and Ned S. Wingreen
Modeling torque versus speed, shot noise, and rotational diffusion of the bacterial flagellar motor
null
Phys. Rev. Lett. 103, 248102 (2009)
10.1103/PhysRevLett.103.248102
null
q-bio.SC
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
We present a minimal physical model for the flagellar motor that enables bacteria to swim. Our model explains the experimentally measured torque-speed relationship of the proton-driven E. coli motor at various pH and temperature conditions. In particular, the dramatic drop of torque at high rotation speeds (the "knee...
[ { "created": "Mon, 5 Oct 2009 19:59:53 GMT", "version": "v1" } ]
2009-12-11
[ [ "Mora", "Thierry", "" ], [ "Yu", "Howard", "" ], [ "Wingreen", "Ned S.", "" ] ]
We present a minimal physical model for the flagellar motor that enables bacteria to swim. Our model explains the experimentally measured torque-speed relationship of the proton-driven E. coli motor at various pH and temperature conditions. In particular, the dramatic drop of torque at high rotation speeds (the "knee")...
1909.02456
Anton Bovier
Anton Bovier
Stochastic models for adaptive dynamics: Scaling limits and diversity
19 page, This is a review paper that will appear in "Probabilistic Structures in Evolution", ed. by E. Baake and A. Wakolbinger
in: Probabilistic Structures in Evolution (E. Baake and A. Wakolbinger, eds.), EMS Press, Berlin, 2021, pp. 127--150
null
null
q-bio.PE
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
I discuss the so-called stochastic individual based model of adaptive dynamics and in particular how different scaling limits can be obtained by taking limits of large populations, small mutation rate, and small effect of single mutations together with appropriate time rescaling. In particular, one derives the trait ...
[ { "created": "Thu, 5 Sep 2019 14:42:10 GMT", "version": "v1" } ]
2021-07-06
[ [ "Bovier", "Anton", "" ] ]
I discuss the so-called stochastic individual based model of adaptive dynamics and in particular how different scaling limits can be obtained by taking limits of large populations, small mutation rate, and small effect of single mutations together with appropriate time rescaling. In particular, one derives the trait su...
2303.00240
Hongsong Feng
Hongsong Feng, Jian Jiang, Guo-Wei Wei
Machine-learning Repurposing of DrugBank Compounds for Opioid Use Disorder
null
null
null
null
q-bio.BM
http://arxiv.org/licenses/nonexclusive-distrib/1.0/
Opioid use disorder (OUD) is a chronic and relapsing condition that involves the continued and compulsive use of opioids despite harmful consequences. The development of medications with improved efficacy and safety profiles for OUD treatment is urgently needed. Drug repurposing is a promising option for drug discove...
[ { "created": "Wed, 1 Mar 2023 05:23:06 GMT", "version": "v1" } ]
2023-03-02
[ [ "Feng", "Hongsong", "" ], [ "Jiang", "Jian", "" ], [ "Wei", "Guo-Wei", "" ] ]
Opioid use disorder (OUD) is a chronic and relapsing condition that involves the continued and compulsive use of opioids despite harmful consequences. The development of medications with improved efficacy and safety profiles for OUD treatment is urgently needed. Drug repurposing is a promising option for drug discovery...
q-bio/0310016
David Biron
D. Biron, P. Libros, D. Sagi, D. Mirelman and E. Moses
Cytokinesis: the initial linear phase crosses over to a multiplicity of non-linear endings
null
null
null
null
q-bio.CB
null
We investigate the final stage of cytokinesis in two types of amoeba, pointing out the existence of biphasic furrow contraction. The first phase is characterized by a constant contraction rate, is better studied, and seems universal to a large extent. The second phase is more diverse. In Dictyostelium discoideum the ...
[ { "created": "Tue, 14 Oct 2003 15:32:38 GMT", "version": "v1" } ]
2007-05-23
[ [ "Biron", "D.", "" ], [ "Libros", "P.", "" ], [ "Sagi", "D.", "" ], [ "Mirelman", "D.", "" ], [ "Moses", "E.", "" ] ]
We investigate the final stage of cytokinesis in two types of amoeba, pointing out the existence of biphasic furrow contraction. The first phase is characterized by a constant contraction rate, is better studied, and seems universal to a large extent. The second phase is more diverse. In Dictyostelium discoideum the tr...