Search is not available for this dataset
article stringlengths 4.36k 149k | summary stringlengths 32 3.35k | section_headings listlengths 1 91 | keywords listlengths 0 141 | year stringclasses 13
values | title stringlengths 20 281 |
|---|---|---|---|---|---|
Ocular coloboma results from abnormal embryonic development and is often associated with additional ocular and systemic features . Coloboma is a highly heterogeneous disorder with many cases remaining unexplained . Whole exome sequencing from two cousins affected with dominant coloboma with microcornea , cataracts , an... | Coloboma is a hole or gap in one or more of the structures of the eye . Coloboma occurs when the eye is not formed properly during prenatal development . It is often associated with additional eye abnormalities and can result in significant loss of vision . Identification of the genetic causes of coloboma provides more... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Mutations in MAB21L2 Result in Ocular Coloboma, Microcornea and Cataracts |
Large-scale codon re-encoding ( i . e . introduction of a large number of synonymous mutations ) is a novel method of generating attenuated viruses . Here , it was applied to the pathogenic flavivirus , tick-borne encephalitis virus ( TBEV ) which causes febrile illness and encephalitis in humans in forested regions of... | The arbovirus Tick-borne encephalitis virus ( TBEV; genus Flavivirus ) is transmitted by ticks of the Ixodes genus . TBEV causes febrile illness and encephalitis in humans in forested regions of Europe and Asia . The incidence of TBE is increasing across Central and Eastern European countries despite the availability o... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Attenuation of Tick-Borne Encephalitis Virus Using Large-Scale Random Codon Re-encoding |
Gene expression measurements are influenced by a wide range of factors , such as the state of the cell , experimental conditions and variants in the sequence of regulatory regions . To understand the effect of a variable of interest , such as the genotype of a locus , it is important to account for variation that is du... | Gene expression is a complex phenotype . The measured expression level in an experiment can be affected by a wide range of factors—state of the cell , experimental conditions , variants in the sequence of regulatory regions , and others . To understand genotype-to-phenotype relationships , we need to be able to disting... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"mathematics/statistics",
"genetics",
"and",
"genomics/gene",
"expression",
"computational",
"biology/transcriptional",
"regulation"
] | 2010 | A Bayesian Framework to Account for Complex Non-Genetic Factors in Gene Expression Levels Greatly Increases Power in eQTL Studies |
In operant learning , behaviors are reinforced or inhibited in response to the consequences of similar actions taken in the past . However , because in natural environments the “same” situation never recurs , it is essential for the learner to decide what “similar” is so that he can generalize from experience in one st... | According to the law of effect , formulated a century ago by Edward Thorndike , actions which are rewarded in a particular situation are more likely to be executed when that same situation recurs . However , in natural settings the same situation never recurs and therefore , generalization from one state of the world t... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"psychology",
"cognitive",
"psychology",
"behavior",
"biology",
"and",
"life",
"sciences",
"social",
"sciences",
"cognitive",
"science",
"neuroscience"
] | 2014 | Spatial Generalization in Operant Learning: Lessons from Professional Basketball |
Knowledge of the functional cis-regulatory elements that regulate constitutive and alternative pre-mRNA splicing is fundamental for biology and medicine . Here we undertook a genome-wide comparative genomics approach using available mammalian genomes to identify conserved intronic splicing regulatory elements ( ISREs )... | During RNA splicing , sequences ( introns ) in a pre-mRNA are excised and discarded , and the remaining sequences ( exons ) are joined to form the mature RNA . Splicing is regulated not only by the binding of the basic splicing machinery to splice sites located at the exon–intron boundaries , but also by the combined e... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods"
] | [
"homo",
"(human)",
"dog",
"computational",
"biology",
"evolutionary",
"biology",
"molecular",
"biology",
"rattus",
"(rat)",
"mus",
"(mouse)"
] | 2007 | Discovery and Analysis of Evolutionarily Conserved Intronic Splicing Regulatory Elements |
Trans-sialidases are key enzymes in the life cycle of African trypanosomes in both , mammalian host and insect vector and have been associated with the disease trypanosomiasis , namely sleeping sickness and nagana . Besides the previously reported TconTS1 , we have identified three additional active trans-sialidases , ... | Trypanosomiasis is a disease also known as sleeping sickness in humans ( Human African Trypanosomiasis ) and nagana in animals ( Animal African Trypanosomiasis ) . This disease is caused by protozoan parasites of the genus Trypanosoma . Tsetse flies are responsible for the transmission of these parasites . Trypanosoma ... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [] | 2013 | Biochemical Diversity in the Trypanosoma congolense Trans-sialidase Family |
Varicella zoster virus ( VZV ) is a ubiquitous human alphaherpesvirus , responsible for varicella upon primary infection and herpes zoster following reactivation from latency . To establish lifelong infection , VZV employs strategies to evade and manipulate the immune system to its advantage in disseminating virus . As... | Varicella zoster virus ( VZV ) is a pervasive pathogen , causing chickenpox during primary infection and shingles when the virus reactivates from latency . VZV is therefore a lifelong infection for humans , warranting investigation of how this virus interacts with the immune system . One of the first immune cells to re... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"blood",
"cells",
"flow",
"cytometry",
"medicine",
"and",
"health",
"sciences",
"immune",
"cells",
"pathology",
"and",
"laboratory",
"medicine",
"pathogens",
"immunology",
"microbiology",
"epithelial",
"cells",
"viruses",
"dna",
"viruses",
"herpesviruses",
"research",
... | 2018 | Varicella zoster virus productively infects human natural killer cells and manipulates phenotype |
In recent years , remarkable versatility of polyketide synthases ( PKSs ) has been recognized; both in terms of their structural and functional organization as well as their ability to produce compounds other than typical secondary metabolites . Multifunctional Type I PKSs catalyze the biosynthesis of polyketide produc... | Polyketide synthases ( PKSs ) form a large family of multifunctional proteins involved in the biosynthesis of diverse classes of natural products . Mycobacterium tuberculosis ( Mtb ) exploits these polyketide biosynthetic enzymes to synthesize complex lipids , many of which are essential for its virulence . PKSs utiliz... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"chemical",
"biology",
"biochemistry"
] | 2008 | Novel Intermolecular Iterative Mechanism for Biosynthesis of Mycoketide Catalyzed by a Bimodular Polyketide Synthase |
This paper explores the framings of trypanosomiasis , a widespread and potentially fatal zoonotic disease transmitted by tsetse flies ( Glossina species ) affecting both humans and livestock . This is a country case study focusing on the political economy of knowledge in Zambia . It is a pertinent time to examine this ... | This paper explores the differing opinions of various stakeholders in relation to trypanosomiasis , a widespread and potentially fatal disease spread by tsetse flies which affects both humans and animals . It is an important time to examine this issue as human population growth and other factors have led to migration i... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [] | 2015 | Stakeholder Narratives on Trypanosomiasis, Their Effect on Policy and the Scope for One Health |
Neuroinvasive viruses , such as alpha herpesviruses ( αHV ) and rabies virus ( RABV ) , initially infect peripheral tissues , followed by invasion of the innervating axon termini . Virus particles must undergo long distance retrograde axonal transport to reach the neuron cell bodies in the peripheral or central nervous... | Rabies virus ( RABV ) and alpha herpesviruses ( αHV ) ( e . g . herpes simplex virus ) evolved to enter the nervous system efficiently each time they infect a host . In most mammals , RABV reaches the brain , causing a fatal encephalitis . Whereas , αHV remain in the peripheral nervous system in a quiescent but reactiv... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"vesicles",
"cell",
"processes",
"neuroscience",
"protein",
"synthesis",
"nerve",
"fibers",
"bioassays",
"and",
"physiological",
"analysis",
"cellular",
"structures",
"and",
"organelles",
"chemical",
"synthesis",
"research",
"and",
"analysis",
"methods",
"transport",
"i... | 2018 | Retrograde axonal transport of rabies virus is unaffected by interferon treatment but blocked by emetine locally in axons |
Schistosomes are amongst the most important and neglected pathogens in the world , and schistosomiasis control relies almost exclusively on a single drug . The neuromuscular system of schistosomes is fertile ground for therapeutic intervention , yet the details of physiological events involved in neuromuscular function... | Schistosomiasis ( bilharzia ) is caused by infection with trematodes of the genus Schistosoma . The disease afflicts over 200 million people , with the bulk of the disease burden focused in some of the world's poorest countries . Schistosomiasis control rests largely on chemotherapy with a single drug , praziquantel , ... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"pharmacology/drug",
"resistance",
"physiology/motor",
"systems",
"physiology/cell",
"signaling",
"physiology/integrative",
"physiology",
"pharmacology",
"infectious",
"diseases/tropical",
"and",
"travel-associated",
"diseases"
] | 2010 | FMRFamide-Like Peptides (FLPs) Enhance Voltage-Gated Calcium Currents to Elicit Muscle Contraction in the Human Parasite Schistosoma mansoni |
For encapsulated bacteria such as Streptococcus pneumoniae , asymptomatic carriage is more common and longer in duration than disease , and hence is often a more convenient endpoint for clinical trials of vaccines against these bacteria . However , using a carriage endpoint entails specific challenges . Carriage is alm... | Streptococcus pneumoniae , a bacterium carried in the nasopharynx of many healthy people , is also a leading cause of bacterial pneumonia , sepsis , and ear infections in children aged five years and younger . Vaccines targeting select strains of S . pneumoniae have been effective , and the development of new vaccines ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"children",
"medicine",
"and",
"health",
"sciences",
"immunology",
"simulation",
"and",
"modeling",
"vaccines",
"preventive",
"medicine",
"age",
"groups",
"infants",
"infectious",
"disease",
"control",
"vaccination",
"and",
"immunization",
"families",
"research",
"and",... | 2018 | Use of an individual-based model of pneumococcal carriage for planning a randomized trial of a whole-cell vaccine |
As a person learns a new skill , distinct synapses , brain regions , and circuits are engaged and change over time . In this paper , we develop methods to examine patterns of correlated activity across a large set of brain regions . Our goal is to identify properties that enable robust learning of a motor skill . We me... | When someone learns a new skill , his/her brain dynamically alters individual synapses , regional activity , and larger-scale circuits . In this paper , we capture some of these dynamics by measuring and characterizing patterns of coherent brain activity during the learning of a motor skill . We extract time-evolving c... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2013 | Task-Based Core-Periphery Organization of Human Brain Dynamics |
Attractor neural networks are thought to underlie working memory functions in the cerebral cortex . Several such models have been proposed that successfully reproduce firing properties of neurons recorded from monkeys performing working memory tasks . However , the regular temporal structure of spike trains in these mo... | The basic computational principles of the brain are still unknown , and one major reason for this is related to the difficulties in simultaneously measuring detailed data from a sufficiently large number of cells . In techniques where populations of cells are monitored , resolution is low . Computational models have no... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"neuroscience/cognitive",
"neuroscience",
"neuroscience/theoretical",
"neuroscience",
"computational",
"biology/computational",
"neuroscience"
] | 2010 | Bistable, Irregular Firing and Population Oscillations in a Modular Attractor Memory Network |
Ecological communities are structured in part by evolutionary interactions among their members . A number of recent studies incorporating phylogenetics into community ecology have upheld the paradigm that competition drives ecological divergence among species of the same guild . However , the role of other interspecifi... | What governs the composition of communities of species ? Competition promotes divergence in behavior and habitat , allowing species to co-exist . But the effects of other interactions , such as mutualism , are less well understood . We examined the interplay between mutualistic interactions , common ancestry and compet... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods"
] | [
"ecology"
] | 2008 | Mutualistic Interactions Drive Ecological Niche Convergence in a Diverse Butterfly Community |
The length of cilia is controlled by a poorly understood mechanism that involves members of the conserved RCK kinase group , and among them , the LF4/MOK kinases . The multiciliated protist model , Tetrahymena , carries two types of cilia ( oral and locomotory ) and the length of the locomotory cilia is dependent on th... | Cilia are conserved organelles that generate motility and mediate vital sensory functions , including olfaction and vision . Cilia that are either too short or too long fail to generate proper forces or responses to extracellular signals . Several cilia-based diseases ( ciliopathies ) are associated with defects in cil... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"phosphorylation",
"medicine",
"and",
"health",
"sciences",
"cloning",
"biological",
"locomotion",
"protozoans",
"protein",
"structure",
"prediction",
"protein",
"structure",
"ciliate",
"protozoans",
"molecular",
"biology",
"techniques",
"cellular",
"structures",
"and",
"... | 2019 | LF4/MOK and a CDK-related kinase regulate the number and length of cilia in Tetrahymena |
Dengue virus causes ∼50–100 million infections per year and thus is considered one of the most aggressive arthropod-borne human pathogen worldwide . During its replication , dengue virus induces dramatic alterations in the intracellular membranes of infected cells . This phenomenon is observed both in human and vector-... | Dengue virus is one of the most aggressive human pathogens worldwide . It causes 50–100 million infections per year but there is no vaccine or antiviral that is currently effective against the disease . The virus is spread by Aedes aegyptii and Aedes albopictus mosquitoes and viral replication within the mosquito vecto... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods",
"and",
"Materials"
] | [
"biotechnology",
"systems",
"biology",
"biochemistry",
"medicine",
"infectious",
"diseases",
"public",
"health",
"and",
"epidemiology",
"epidemiology",
"biology",
"microbiology",
"molecular",
"cell",
"biology",
"genetics",
"and",
"genomics"
] | 2012 | Dengue Virus Infection Perturbs Lipid Homeostasis in Infected Mosquito Cells |
The use of whole-genome phylogenetic analysis has revolutionized our understanding of the evolution and spread of many important bacterial pathogens due to the high resolution view it provides . However , the majority of such analyses do not consider the potential role of accessory genes when inferring evolutionary tra... | We present an approach to evolutionary analysis of bacterial pathogens combining core genome , accessory genome , and gene regulatory region analyses . This enables unparalleled resolution of the evolution of a multi-drug resistant pandemic pathogen that would remain invisible to a core genome phylogenetic analysis alo... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"bacteriology",
"taxonomy",
"genome",
"evolution",
"gene",
"regulation",
"microbiology",
"animal",
"phylogenetics",
"genomic",
"databases",
"phylogenetics",
"data",
"management",
"genome",
"analysis",
"bacterial",
"genetics",
"mammalian",
"genomics",
"microbial",
"genetics"... | 2016 | Combined Analysis of Variation in Core, Accessory and Regulatory Genome Regions Provides a Super-Resolution View into the Evolution of Bacterial Populations |
African trypansomiases of humans and animals can be controlled by attacking the vectors , various species of tsetse fly . Treatment of cattle with pyrethroids to kill tsetse as they feed is the most cost-effective method . However , such treatments can contaminate cattle dung , thereby killing the fauna which disperse ... | In Zimbabwe , we treated cattle with spray or pour-on formulations of deltamethrin , as recommended by the manufacturers for control of tsetse flies . We then gauged the degree of dung contamination , using field bioassays involving adult beetles ( Coleoptera: Scarabaeidae ) . In the first 16 days after whole-body spra... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [] | 2015 | Pyrethroid Treatment of Cattle for Tsetse Control: Reducing Its Impact on Dung Fauna |
The evolutionary history and age of Plasmodium vivax has been inferred as both recent and ancient by several studies , mainly using mitochondrial genome diversity . Here we address the age of P . vivax on the Indian subcontinent using selectively neutral housekeeping genes and tandem repeat loci . Analysis of ten house... | Plasmodium vivax is the most prevalent human malaria parasite outside Africa , responsible for significant morbidity , although it is commonly referred to as a benign malaria agent with respect to P . falciparum . Inferring the evolutionary history of an infectious agent provides important information for designing con... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [] | 2013 | Neutral Polymorphisms in Putative Housekeeping Genes and Tandem Repeats Unravels the Population Genetics and Evolutionary History of Plasmodium vivax in India |
Domestication is one of the strongest forms of short-term , directional selection . Although selection is typically only exerted on one or a few target traits , domestication can lead to numerous changes in many seemingly unrelated phenotypes . It is unknown whether such correlated responses are due to pleiotropy or li... | The genetic analysis of phenotypes and the identification of the causative underlying genes remain central to molecular and evolutionary biology . By utilizing the domestication process , it is possible to exploit the large differences between domesticated animals and their wild counterparts to study both this and the ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"animal",
"genetics",
"genomics",
"functional",
"genomics",
"gene",
"expression",
"genetics",
"biology",
"evolutionary",
"biology",
"evolutionary",
"genetics",
"genetics",
"and",
"genomics"
] | 2012 | A Sexual Ornament in Chickens Is Affected by Pleiotropic Alleles at HAO1 and BMP2, Selected during Domestication |
The cell envelope of gram-negative bacteria , a structure comprising an outer ( OM ) and an inner ( IM ) membrane , is essential for life . The OM and the IM are separated by the periplasm , a compartment that contains the peptidoglycan . The OM is tethered to the peptidoglycan via the lipoprotein , Lpp . However , the... | Antibiotic resistance is one of the greatest threats that humanity faces today . In particular , the emergence of multidrug-resistant gram-negative bacteria has become a pressing issue . Infections caused by resistant gram-negative bacteria are indeed difficult to treat because of the presence of a double-membraned env... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"periplasm",
"cell",
"physiology",
"engineering",
"and",
"technology",
"molecular",
"probe",
"techniques",
"signal",
"processing",
"microbiology",
"immunoblotting",
"electron",
"cryo-microscopy",
"microscopy",
"materials",
"science",
"molecular",
"biology",
"techniques",
"m... | 2017 | Communication across the bacterial cell envelope depends on the size of the periplasm |
VRC01 protects macaques from vaginal SHIV infection after a single high-dose challenge . Infusion of a simianized anti-α4β7 mAb ( Rh-α4β7 ) just prior to , and during repeated vaginal exposures to SIVmac251 partially protected macaques from vaginal SIV infection and rescued CD4+ T cells . To investigate the impact of c... | Broadly neutralizing antibodies ( bNAbs ) constitute a promising new strategy to prevent and/or treat HIV-1 acquisition . However , it is clear that individual bNAbs cannot be used alone as a single intervention . α4β7 blockade with a monoclonal antibody ( mAb ) similar to a drug approved for treatment of inflammatory ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"blood",
"cells",
"medicine",
"and",
"health",
"sciences",
"immune",
"cells",
"body",
"fluids",
"pathology",
"and",
"laboratory",
"medicine",
"immune",
"physiology",
"pathogens",
"immunology",
"microbiology",
"vertebrates",
"animals",
"mammals",
"retroviruses",
"primate... | 2019 | Delayed vaginal SHIV infection in VRC01 and anti-α4β7 treated rhesus macaques |
Budding yeast cells exist in two mating types , a and α , which use peptide pheromones to communicate with each other during mating . Mating depends on the ability of cells to polarize up pheromone gradients , but cells also respond to spatially uniform fields of pheromone by polarizing along a single axis . We used qu... | Budding yeast cells exist in two mating types , a and α , which use peptide pheromones to communicate with each other during mating . Mating depends on the ability of cells to polarize up pheromone gradients , but cells also respond to spatially uniform fields of pheromone by polarizing along a single axis . We used qu... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"cell",
"physiology",
"cell",
"processes",
"mathematical",
"models",
"cell",
"polarity",
"fungi",
"model",
"organisms",
"cellular",
"structures",
"and",
"organelles",
"research",
"and",
"analysis",
"methods",
"saccharomyces",
"pheromone",
"receptors",
"mathematical",
"a... | 2016 | A Predictive Model for Yeast Cell Polarization in Pheromone Gradients |
In eukaryotes , fumarase ( FH in human ) is a well-known tricarboxylic-acid-cycle enzyme in the mitochondrial matrix . However , conserved from yeast to humans is a cytosolic isoenzyme of fumarase whose function in this compartment remains obscure . A few years ago , FH was surprisingly shown to underlie a tumor suscep... | Fumarate hydratase ( FH; also known as fumarase ) is an enzyme found in both the cytoplasm and mitochondria of all eukaryotes . In mitochondria , FH is involved in generating energy for the cell through a metabolic pathway called the Krebs cycle . Its role in the cytoplasm , however , is unclear . FH can function as a ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cell",
"biology",
"molecular",
"biology/dna",
"repair"
] | 2010 | Fumarase: A Mitochondrial Metabolic Enzyme and a Cytosolic/Nuclear Component of the DNA Damage Response |
The genomic information of microbes is a major determinant of their phenotypic properties , yet it is largely unknown to what extent ecological associations between different species can be explained by their genome composition . To bridge this gap , this study introduces two new genome-wide pairwise measures of microb... | It is still unknown to what extent ecological associations between microbes , as measured by co-occurrence of different taxa in 16S rRNA surveys , can be explained , or predicted , using composition and structure of microbial genomes alone . Here I introduce two new genome-wide , pairwise indices for quantifying the pr... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"taxonomy",
"ecology",
"and",
"environmental",
"sciences",
"functional",
"genomics",
"microbiology",
"genomic",
"databases",
"phylogenetics",
"data",
"management",
"genome",
"analysis",
"research",
"and",
"analysis",
"methods",
"ecological",
"metrics",
"computer",
"and",
... | 2017 | Genome composition and phylogeny of microbes predict their co-occurrence in the environment |
Congenital Zika virus ( ZIKV ) infection was first linked to birth defects during the American outbreak in 2015/2016 . It has been proposed that mutations unique to the Asian/American-genotype explain , at least in part , the ability of Asian/American ZIKV to cause congenital Zika syndrome ( CZS ) . Recent studies iden... | Zika virus ( ZIKV ) was first discovered in Uganda in 1947 , and is thought to have spread from Africa through equatorial Asia in the middle of the 20th century . Along the way the virus diversified , so that now two genetic lineages , African and Asian/American , are recognized . Congenital Zika syndrome ( CZS ) , the... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"and",
"discussion",
"Conclusions"
] | [] | 2019 | Zika viruses of African and Asian lineages cause fetal harm in a mouse model of vertical transmission |
Kaposi’s Sarcoma-Associated Herpesvirus ( KSHV ) is an oncogenic virus which has adapted unique mechanisms to modulate the cellular microenvironment of its human host . The pathogenesis of KSHV is intimately linked to its manipulation of cellular signaling pathways , including the extracellular signal-regulated kinase ... | Kaposi’s sarcoma-associated herpesvirus ( KSHV ) is a human tumor virus which hijacks the host signaling pathways in order to maintain persistent infection . We previously discovered that the KSHV protein ORF45 binds to and activates the cellular kinase RSK ( p90 ribosomal S6 kinase ) , and that this activation is vita... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Phosphoproteomic Analysis of KSHV-Infected Cells Reveals Roles of ORF45-Activated RSK during Lytic Replication |
Analysis of the transcriptome of Borrelia burgdorferi , the causative agent of Lyme disease , during infection has proven difficult due to the low spirochete loads in the mammalian tissues . To overcome this challenge , we have developed an In Vivo Expression Technology ( IVET ) system for identification of B . burgdor... | Lyme disease is caused by tick-bite transmission of the pathogenic spirochete Borrelia burgdorferi . An increased understanding of how B . burgdorferi survives throughout its infectious cycle is critical for the development of innovative diagnostic and therapeutic protocols to reduce the incidence of Lyme disease . One... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"medicine",
"borrelia",
"infection",
"bacterial",
"diseases",
"infectious",
"diseases",
"lyme",
"disease"
] | 2013 | In Vivo Expression Technology Identifies a Novel Virulence Factor Critical for Borrelia burgdorferi Persistence in Mice |
Coma complicates Plasmodium falciparum infection but is uncommonly associated with P . vivax . Most series of vivax coma have been retrospective and have not utilized molecular methods to exclude mixed infections with P . falciparum . We prospectively enrolled patients hospitalized in Timika , Indonesia , with a Glasgo... | An estimated 132 to 391 million cases of Plasmodium vivax occur annually , accounting for up to 50% of malaria cases in South and East Asia . Vivax malaria is called “benign tertian malaria” and is not considered to be associated with life threatening or severe complications . Recently , observational studies and case ... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion",
"Acknowledgments"
] | [
"medicine",
"infectious",
"diseases",
"global",
"health"
] | 2011 | Coma Associated with Microscopy-Diagnosed Plasmodium vivax: A Prospective Study in Papua, Indonesia |
The area of Walikale in North Kivu , Democratic Republic of Congo , is intensely affected by conflict and population displacement . Médecins-Sans-Frontières ( MSF ) returned to provide primary healthcare in July 2012 . To better understand the impact of the ongoing conflict and displacement on the population , a retros... | The area of Walikale , in the eastern province of North Kivu , Democratic Republic of Congo has been experiencing ongoing conflict , violence and population displacement in recent years . Médecins Sans Frontières ( MSF ) has been working in this part of DRC since July 2012 and decided to document the impact of the conf... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"public",
"and",
"occupational",
"health",
"socioeconomic",
"aspects",
"of",
"health",
"medicine",
"and",
"health",
"sciences",
"epidemiology",
"global",
"health",
"health",
"care"
] | 2014 | Mortality Rates above Emergency Threshold in Population Affected by Conflict in North Kivu, Democratic Republic of Congo, July 2012–April 2013 |
Genomic imprinting is an epigenetic process leading to parent-of-origin–specific DNA methylation and gene expression . To date , ∼60 imprinted human genes are known . Based on genome-wide methylation analysis of a patient with multiple imprinting defects , we have identified a differentially methylated CpG island in in... | Genomic imprinting is an epigenetic process leading to parent-of-origin–specific DNA methylation and gene expression . Defects in this process lead to abnormal development , growth , or behavior . It is still unclear why and how imprinting evolved and how many human genes are imprinted . Based on genome-wide DNA methyl... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods"
] | [
"genetics",
"and",
"genomics/epigenetics",
"genetics",
"and",
"genomics/gene",
"expression"
] | 2009 | The Human Retinoblastoma Gene Is Imprinted |
To date , there has been no standardized approach to the assessment of aerobic fitness among children who harbor parasites . In quantifying the disability associated with individual or multiple chronic infections , accurate measures of physical fitness are important metrics . This is because exercise intolerance , as s... | Reduced physical fitness , which is a manifestation of the body's inability to maintain adequate oxygen supply to the tissues , can have many causes . In developing countries , a person's low physical fitness is often the result of anemia and undernutrition , which have multifactorial etiologies including poor diet and... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"public",
"health",
"and",
"epidemiology",
"growth",
"retardation",
"sports",
"and",
"exercise",
"medicine",
"parasitic",
"diseases",
"anemia",
"pediatrics",
"test",
"evaluation",
"filariasis",
"nutrition",
"hookworm",
"infection",
"neglected",
"tropical",
"... | 2011 | Measuring Fitness of Kenyan Children with Polyparasitic Infections Using the 20-Meter Shuttle Run Test as a Morbidity Metric |
The human fungal pathogen , Cryptococcus neoformans , dramatically alters its cell wall , both in size and composition , upon entering the host . This cell wall remodeling is essential for host immune avoidance by this pathogen . In a genetic screen for mutants with changes in their cell wall , we identified a novel pr... | Disease causing microorganisms have adapted many strategies to avoid host immune detection in order to facilitate their survival . Pathogenic fungi alter their cell surface in order to mask immune stimulatory epitopes in their cell wall . We have identified a novel protein involved in this host-induced cell wall remode... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"blood",
"cells",
"cell",
"walls",
"chitin",
"cryptococcus",
"neoformans",
"medicine",
"and",
"health",
"sciences",
"cryptococcus",
"immune",
"cells",
"pathology",
"and",
"laboratory",
"medicine",
"pathogens",
"immunology",
"microbiology",
"light",
"microscopy",
"fungi"... | 2018 | Defects in intracellular trafficking of fungal cell wall synthases lead to aberrant host immune recognition |
Meiotic recombination is a mandatory process for sexual reproduction . We identified a protein specifically implicated in meiotic homologous recombination that we named: meiosis specific with OB domain ( MEIOB ) . This protein is conserved among metazoan species and contains single-strand DNA binding sites similar to t... | Homologous recombination allows faithful repair of damaged DNA; in mitotic cells , it necessitates the formation of single strand DNA ( ssDNA ) , which is first protected by RPA and then coated by the RAD51 recombinase to mediate homology search . Specific modifications are made to this mechanism during meiosis , a spe... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2013 | MEIOB Targets Single-Strand DNA and Is Necessary for Meiotic Recombination |
Innate antiviral immunity is the first line of the host defense system that rapidly detects invading viruses . Mitochondria function as platforms for innate antiviral signal transduction in mammals through the adaptor protein , MAVS . Excessive activation of MAVS-mediated antiviral signaling leads to dysfunction of mit... | Pattern recognition receptors are vital to innate immunity . In the antiviral innate immunity , retinoic acid-inducible gene-I ( RIG-I ) -like receptors ( RLRs ) , such as RIG-I and MDA5 , sense viral RNAs through their C-terminal helicase domains , then initiate the antiviral response through interaction with the esse... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biology"
] | 2012 | COX5B Regulates MAVS-mediated Antiviral Signaling through Interaction with ATG5 and Repressing ROS Production |
Transmembrane α-helices play a key role in many receptors , transmitting a signal from one side to the other of the lipid bilayer membrane . Bacterial chemoreceptors are one of the best studied such systems , with a wealth of biophysical and mutational data indicating a key role for the TM2 helix in signalling . In par... | Understanding the physical mechanisms by which signals are transduced across a lipid bilayer is central to an account of cell signalling . We have used a novel technique for performing simulations to model the interactions of transmembrane ( TM ) helices from bacterial methyl accepting chemoreceptor proteins with lipid... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"biochemistry",
"transmembrane",
"proteins",
"molecular",
"dynamics",
"proteins",
"chemistry",
"biology",
"computational",
"chemistry",
"biophysics",
"simulations",
"biophysics"
] | 2011 | Transmembrane Helix Dynamics of Bacterial Chemoreceptors Supports a Piston Model of Signalling |
Accurate prediction of dengue incidence levels weeks in advance of an outbreak may reduce the morbidity and mortality associated with this neglected disease . Therefore , models were developed to predict high and low dengue incidence in order to provide timely forewarnings in the Philippines . Model inputs were chosen ... | A largely automated methodology is described for creating models that use past and recent data to predict dengue incidence levels several weeks in advance for a specific time period and a geographic region that can be sub-national . The input data include historical and recent dengue incidence , socioeconomic factors ,... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"algorithms",
"computer",
"and",
"information",
"sciences",
"medicine",
"and",
"health",
"sciences",
"mathematics",
"epidemiology",
"remote",
"sensing",
"imagery",
"applied",
"mathematics",
"computing",
"methods",
"physical",
"sciences",
"geoinformatics",
"fuzzy",
"logic"... | 2014 | Prediction of High Incidence of Dengue in the Philippines |
Reinforcement learning has been widely used in explaining animal behavior . In reinforcement learning , the agent learns the value of the states in the task , collectively constituting the task state space , and uses the knowledge to choose actions and acquire desired outcomes . It has been proposed that the orbitofron... | Many studies employ reinforcement learning models to explain human or animal behavior , in which it is assumed that the animals know the task structure . Yet in the real life , the task structure also has to be acquired through learning . The orbitofrontal cortex has been proposed to play important roles in representin... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"learning",
"medicine",
"and",
"health",
"sciences",
"decision",
"making",
"neural",
"networks",
"prefrontal",
"cortex",
"brain",
"social",
"sciences",
"neuroscience",
"learning",
"and",
"memory",
"cognitive",
"psychology",
"animal",
"behavior",
"cognition",
"network",
... | 2018 | A neural network model for the orbitofrontal cortex and task space acquisition during reinforcement learning |
This study was conducted to assess the impact of chikungunya on health costs during the epidemic that occurred on La Réunion in 2005–2006 . From data collected from health agencies , the additional costs incurred by chikungunya in terms of consultations , drug consumption and absence from work were determined by a comp... | For a long time , studies of chikungunya virus infection have been neglected , but since its resurgence in the south-western Indian Ocean and on La Réunion Island , this disease has been paid greater amounts of attention . The economic and social impacts of chikungunya epidemics are poorly documented , including in dev... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"infectious",
"diseases",
"socioeconomic",
"aspects",
"of",
"health",
"public",
"health",
"and",
"epidemiology",
"epidemiology",
"neglected",
"tropical",
"diseases",
"arboviral",
"infections",
"economic",
"epidemiology",
"public",
"health"
] | 2011 | The Chikungunya Epidemic on La Réunion Island in 2005–2006: A Cost-of-Illness Study |
A new generation of strategies is evolving that aim to block malaria transmission by employing genetically modified vectors or mosquito pathogens or symbionts that express anti-parasite molecules . Whilst transgenic technologies have advanced rapidly , there is still a paucity of effector molecules with potent anti-mal... | Breaking the complex life cycle of malaria by blocking its development in the mosquito is one area of research being pursued for malaria control . Currently , the mosquito itself , or microbes that live within it , are being genetically modified to provide toxic or lethal outcomes to the parasite . However , this usual... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2013 | Killer Bee Molecules: Antimicrobial Peptides as Effector Molecules to Target Sporogonic Stages of Plasmodium |
Neisseria meningitidis ( Nm ) and N . gonorrhoeae ( Ng ) are adapted to different environments within their human host . If the basis of this difference has not yet been fully understood , previous studies ( including our own data ) have reported that , unlike Ng , Nm tolerates high manganese concentrations . As transi... | Neisseria meningitidis is an obligate resident of the human nasopharynx but can also be responsible for septicemia and meningitis . During our efforts to understand the specific selective pressure underwent by N . meningitidis to survive in its human niche , we have brought to light a new family of bacterial manganese-... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biology",
"microbiology",
"evolutionary",
"biology"
] | 2011 | A Novel Metal Transporter Mediating Manganese Export (MntX) Regulates the Mn to Fe Intracellular Ratio and Neisseria meningitidis Virulence |
The most immediate and evident effect of mucosal exposure to semen in vivo is a local release of proinflammatory mediators accompanied by an influx of leukocytes into the female genital mucosa ( FGM ) . The implication of such response in HIV-1 transmission has never been addressed due to limitations of currently avail... | The majority of HIV-1 transmissions worldwide occur via unprotected vaginal intercourse , with semen and the female genital mucosa ( FGM ) being the main vector and recipient of virus acquisition in women . It is well known that mucosal exposure to semen via vaginal intercourse or artificial fertilization results in tr... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods",
"Accession",
"numbers"
] | [
"blood",
"cells",
"cell",
"motility",
"innate",
"immune",
"system",
"medicine",
"and",
"health",
"sciences",
"immune",
"physiology",
"cytokines",
"pathology",
"and",
"laboratory",
"medicine",
"body",
"fluids",
"immune",
"cells",
"pathogens",
"sexual",
"and",
"gender... | 2017 | Seminal plasma induces inflammation and enhances HIV-1 replication in human cervical tissue explants |
The Drosophila spermatogenesis cell differentiation pathway involves the activation of a large set of genes in primary spermatocytes . Most of these genes are activated by testis-specific TATA-binding protein associated factors ( tTAFs ) . In the current model for the activation mechanism , Polycomb plays a key role si... | How are developmental gene expression programs activated ? An interesting activation mechanism has been suggested by studies of the switch-on of the genes required for sperm differentiation in Drosophila; the spermatogenesis genes . These studies indicated that removal of the Polycomb protein from spermatogenesis genes... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2013 | Genome-Wide and Cell-Specific Epigenetic Analysis Challenges the Role of Polycomb in Drosophila Spermatogenesis |
Chirality in shape and motility can evolve rapidly in microbes and cancer cells . To determine how chirality affects cell fitness , we developed a model of chiral growth in compact aggregates such as microbial colonies and solid tumors . Our model recapitulates previous experimental findings and shows that mutant cells... | Is it better to be left- or right-handed ? The answer depends on whether the goal is making a handshake or winning a boxing match . The need for coordination favors the handedness of the majority , but being different could also provide an advantage . The same rules could apply to microbial colonies and cancer tumors .... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"distance",
"measurement",
"organismal",
"evolution",
"ecology",
"and",
"environmental",
"sciences",
"engineering",
"and",
"technology",
"population",
"dynamics",
"population",
"genetics",
"microbiology",
"simulation",
"and",
"modeling",
"microbial",
"evolution",
"populatio... | 2018 | Chirality provides a direct fitness advantage and facilitates intermixing in cellular aggregates |
The methylation of lysine 4 of Histone H3 ( H3K4me ) is an important component of epigenetic regulation . H3K4 methylation is a consequence of transcriptional activity , but also has been shown to contribute to “epigenetic memory”; i . e . , it can provide a heritable landmark of previous transcriptional activity that ... | The germ line transmits both genetic and epigenetic information between and across generations . The germ line uniquely retains developmental totipotency , and this property of germ cells is likely embedded in epigenetic information that is retained throughout the germ line cycle , within and across each generation . T... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"developmental",
"biology/germ",
"cells",
"developmental",
"biology/embryology",
"developmental",
"biology/stem",
"cells",
"genetics",
"and",
"genomics/chromosome",
"biology",
"genetics",
"and",
"genomics/epigenetics"
] | 2011 | A Role for Set1/MLL-Related Components in Epigenetic Regulation of the Caenorhabditis elegans Germ Line |
Oxidative stress is linked to many pathological conditions including the loss of dopaminergic neurons in Parkinson’s disease . The vast majority of disease cases appear to be caused by a combination of genetic mutations and environmental factors . We screened for genes protecting Caenorhabditis elegans dopaminergic neu... | Animals employ multiple mechanisms to prevent their cells from damage by reactive oxygen species , chemically reactive molecules containing oxygen . Oxidative stress , caused by the overabundance of reactive oxygen species or a decreased cellular defence against these chemicals , is linked to a variety of neurodegenera... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"invertebrates",
"cell",
"death",
"neurochemistry",
"caenorhabditis",
"oxidative",
"stress",
"dopaminergics",
"cell",
"processes",
"neuroscience",
"animals",
"animal",
"models",
"developmental",
"biology",
"caenorhabditis",
"elegans",
"model",
"organisms",
"experimental",
"... | 2018 | 6-OHDA-induced dopaminergic neurodegeneration in Caenorhabditis elegans is promoted by the engulfment pathway and inhibited by the transthyretin-related protein TTR-33 |
Streptococcus gallolyticus subsp . gallolyticus ( Sg ) has long been known to have a strong association with colorectal cancer ( CRC ) . This knowledge has important clinical implications , and yet little is known about the role of Sg in the development of CRC . Here we demonstrate that Sg promotes human colon cancer c... | Colorectal cancer ( CRC ) is a leading cause of cancer-related death . The recognition that microbial agents can contribute to the development of CRC raises hope for improving CRC diagnosis and treatment by incorporating both microbial and patient characteristics into clinical strategies . S . gallolyticus subsp . gall... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods",
"and",
"materials"
] | [
"lactococcus",
"lactis",
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"pathogens",
"cancer",
"treatment",
"cell",
"processes",
"biological",
"cultures",
"cancers",
"and",
"neoplasms",
"microbiology",
"oncology",
"animal",
"model... | 2017 | Streptococcus gallolyticus subsp. gallolyticus promotes colorectal tumor development |
In Escherichia coli , damage to the chromosomal DNA induces the SOS response , setting in motion a series of different DNA repair and damage tolerance pathways . DNA polymerase IV ( pol IV ) is one of three specialised DNA polymerases called into action during the SOS response to help cells tolerate certain types of DN... | Translesion DNA polymerases play a critical role in DNA damage tolerance in all cells . In Escherichia coli , the translesion polymerases include DNA polymerases II , IV , and V . At stalled replication forks , DNA polymerase IV is thought to compete with , and perhaps displace the polymerizing subunits of DNA polymera... | [
"Abstract",
"Introduction",
"Results",
"Discussion"
] | [
"cell",
"binding",
"cell",
"physiology",
"fluorescence",
"imaging",
"dna-binding",
"proteins",
"light",
"microscopy",
"dna",
"damage",
"polymerases",
"dna",
"replication",
"microscopy",
"dna",
"bright",
"field",
"imaging",
"research",
"and",
"analysis",
"methods",
"im... | 2018 | DNA polymerase IV primarily operates outside of DNA replication forks in Escherichia coli |
All four serotypes of dengue virus are endemic in Indonesia , where the population at risk for infection exceeds 200 million people . Despite continuous control efforts that were initiated more than four decades ago , Indonesia still suffers from multi-annual cycles of dengue outbreak and dengue remains as a major publ... | While methods for vector control such as mosquito breeding source reduction and focal insecticide spraying that have been practiced to reduce dengue transmission in Indonesia have had limited success , dengue vaccines are expected to be an effective control method . However , even if an efficacious vaccine is developed... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [] | 2013 | Public Acceptance and Willingness-to-Pay for a Future Dengue Vaccine: A Community-Based Survey in Bandung, Indonesia |
Extended-spectrum beta-lactamases ( ESBL ) constitute a key antibiotic-resistance mechanism affecting Gram-negative bacteria , and also an excellent model for studying evolution in real time . A shift in the epidemiology of ESBLs is being observed , which is characterized by the explosive diversification and increase i... | Antimicrobial resistance in bacterial organisms is a worldwide problem widely discussed from clinical , economical and social points of view . The number of new resistance mechanisms and microorganisms resistant to new drugs is increasing all over the world . The development and spread of antibiotic resistance in bacte... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"infectious",
"diseases/antimicrobials",
"and",
"drug",
"resistance",
"evolutionary",
"biology/bioinformatics"
] | 2010 | Evolutionary Trajectories of Beta-Lactamase CTX-M-1 Cluster Enzymes: Predicting Antibiotic Resistance |
We previously reported that TR2 and TR4 orphan nuclear receptors bind to direct repeat ( DR ) elements in the ε- and γ-globin promoters , and act as molecular anchors for the recruitment of epigenetic corepressors of the multifaceted DRED complex , thereby leading to ε- and γ-globin transcriptional repression during de... | Sequential genome-wide binding studies investigated by deep sequencing ( ChIP-seq ) represent a powerful tool for investigating the temporal sequence of gene activation and repression events that take place as cells differentiate . Here , we report the binding of an “orphan” nuclear receptor ( one for which no ligand h... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biology",
"and",
"life",
"sciences",
"medicine",
"and",
"health",
"sciences"
] | 2014 | Biased, Non-equivalent Gene-Proximal and -Distal Binding Motifs of Orphan Nuclear Receptor TR4 in Primary Human Erythroid Cells |
Response of cells to changing environmental conditions is governed by the dynamics of intricate biomolecular interactions . It may be reasonable to assume , proteins being the dominant macromolecules that carry out routine cellular functions , that understanding the dynamics of protein∶protein interactions might yield ... | Many cellular processes and the response of cells to environmental cues are determined by the intricate protein∶protein interactions . These cellular protein interactions can be represented in the form of a graph , where the nodes represent the proteins and the edges signify the interactions between them . However , th... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Methods"
] | [
"computational",
"biology/systems",
"biology",
"computational",
"biology/genomics"
] | 2008 | Dynamic Changes in Protein Functional Linkage Networks Revealed by Integration with Gene Expression Data |
While schistosomiasis remains a significant health problem in low to middle income countries , it also represents a recently recognised threat to more economically-developed regions . Until a vaccine is developed , this neglected infectious disease is primarily controlled by praziquantel , a drug with a currently unkno... | Schistosomiasis , caused by infection with blood fluke worms , is responsible for chronic disability and debilitating pathology in millions of infected individuals living in deprived regions of the developing world . Currently , schistosomiasis is primarily controlled by administration of a single drug ( praziquantel )... | [
"Abstract",
"Introduction",
"Materials",
"and",
"methods",
"Results",
"Discussion"
] | [
"schistosoma",
"invertebrates",
"schistosoma",
"mansoni",
"helminths",
"gene",
"regulation",
"dna-binding",
"proteins",
"animals",
"epigenetics",
"dna",
"molecular",
"biology",
"techniques",
"dna",
"methylation",
"chromatin",
"research",
"and",
"analysis",
"methods",
"sma... | 2018 | Methyl-CpG-binding (SmMBD2/3) and chromobox (SmCBX) proteins are required for neoblast proliferation and oviposition in the parasitic blood fluke Schistosoma mansoni |
The genus Leishmania includes approximately 53 species , 20 of which cause human leishmaniais; a significant albeit neglected tropical disease . Leishmaniasis has afflicted humans for millennia , but how ancient is Leishmania and where did it arise ? These questions have been hotly debated for decades and several theor... | The genus Leishmania includes approximately 53 species , 20 of which cause human leishmaniais , a significant disease that has afflicted humans for millennia . But how ancient is Leishmania and where did it arise ? Some suggest Leishmania originated in the Palearctic . Others suggest it appeared in the Neotropics . The... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results"
] | [
"taxonomy",
"invertebrates",
"parasite",
"evolution",
"microbiology",
"protozoan",
"life",
"cycles",
"parasitic",
"protozoans",
"parasitology",
"animals",
"organisms",
"developmental",
"biology",
"phylogenetics",
"data",
"management",
"protozoans",
"leishmania",
"phylogenetic... | 2017 | Isolation of Novel Trypanosomatid, Zelonia australiensis sp. nov. (Kinetoplastida: Trypanosomatidae) Provides Support for a Gondwanan Origin of Dixenous Parasitism in the Leishmaniinae |
Gravity models have a long history of use in describing and forecasting the movements of people as well as goods and services , making them a natural basis for disease transmission rates over distance . In agent-based micro-simulations , gravity models can be directly used to represent movement of individuals and hence... | An accurate representation of disease transmission between spatially-distinct regions is an essential part of modelling epidemic behaviour on a national or international scale . Gravity models , which describe movement fluxes between regions in terms of their populations and distance from each other , have a history of... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"distance-decay",
"models",
"medicine",
"public",
"health",
"and",
"epidemiology",
"geography",
"social",
"and",
"behavioral",
"sciences",
"epidemiology",
"infectious",
"disease",
"epidemiology",
"human",
"geography"
] | 2012 | Evaluating the Adequacy of Gravity Models as a Description of Human Mobility for Epidemic Modelling |
Genomic data are becoming increasingly valuable as we develop methods to utilize the information at scale and gain a greater understanding of how genetic information relates to biological function . Advances in synthetic biology and the decreased cost of sequencing are increasing the amount of privately held genomic da... | Genomic data are becoming increasingly valuable as we develop methods to utilize the information at scale and gain a greater understanding of how genetic information relates to biological function . Advances in synthetic biology and the decreased cost of sequencing are increasing the amount of privately held genomic da... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"engineering",
"and",
"technology",
"pathogens",
"synthetic",
"biology",
"microbiology",
"staphylococcus",
"aureus",
"genomic",
"databases",
"mutation",
"mathematics",
"genome",
"analys... | 2018 | SIG-DB: Leveraging homomorphic encryption to securely interrogate privately held genomic databases |
The ~1 . 6 Ga Tirohan Dolomite of the Lower Vindhyan in central India contains phosphatized stromatolitic microbialites . We report from there uniquely well-preserved fossils interpreted as probable crown-group rhodophytes ( red algae ) . The filamentous form Rafatazmia chitrakootensis n . gen , n . sp . has uniserial ... | The last common ancestor of modern eukaryotes is generally believed to have lived during the Mesoproterozoic era , about 1 . 6 to 1 billion years ago , or possibly somewhat earlier . We studied exquisitely preserved fossil communities from ~1 . 6 billion-year-old sedimentary rocks in central India representing a shallo... | [
"Abstract",
"Introduction",
"Results",
"and",
"discussion",
"Materials",
"and",
"methods"
] | [
"engineering",
"and",
"technology",
"manufacturing",
"processes",
"fossil",
"record",
"fossil",
"calibration",
"materials",
"science",
"marine",
"fossils",
"paleontology",
"plants",
"bacteria",
"coatings",
"materials",
"by",
"attribute",
"cyanobacteria",
"algae",
"paleobi... | 2017 | Three-dimensional preservation of cellular and subcellular structures suggests 1.6 billion-year-old crown-group red algae |
In an active , self-ubiquitinated state , the Ring1B ligase monoubiquitinates histone H2A playing a critical role in Polycomb-mediated gene silencing . Following ubiquitination by external ligases , Ring1B is targeted for proteosomal degradation . Using biochemical data and computational modeling , we show that the Rin... | The generation of polyubiquitin chains on target proteins as a degradation signal was a landmark discovery rewarded by the 2004 Nobel Prize in Chemistry . However , emerging evidence suggests that protein ubiquitination is more versatile . Different types of ubiquitin chains serve numerous non-proteolytic functions , a... | [
"Abstract",
"Introduction",
"Model",
"Results",
"Discussion"
] | [
"systems",
"biology",
"biology",
"genetics",
"and",
"genomics"
] | 2011 | Switches, Excitable Responses and Oscillations in the Ring1B/Bmi1 Ubiquitination System |
The mammalian Msx homeobox genes , Msx1 and Msx2 , encode transcription factors that control organogenesis and tissue interactions during embryonic development . We observed overlapping expression of these factors in uterine epithelial and stromal compartments of pregnant mice prior to embryo implantation . Conditional... | During implantation , various tissue compartments within the uterus , including epithelium and stroma , undergo sequential proliferation and differentiation as the embryo attaches to the uterus and invades into the maternal tissue . There is only limited understanding of the molecular signaling pathways that interconne... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biology"
] | 2012 | Msx Homeobox Genes Critically Regulate Embryo Implantation by Controlling Paracrine Signaling between Uterine Stroma and Epithelium |
Biological data sets are typically characterized by high dimensionality and low effect sizes . A powerful method for detecting systematic differences between experimental conditions in such multivariate data sets is multivariate pattern analysis ( MVPA ) , particularly pattern classification . However , in virtually al... | When data are analyzed using multivariate pattern classification , any systematic similarities between subsets of trials ( e . g . shared physical properties among a subgroup of stimuli , trials belonging to the same session or subject , etc . ) form distinct nested subclasses within each class . Pattern classification... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"medicine",
"and",
"health",
"sciences",
"statistics",
"experimental",
"design",
"brain",
"electrophysiology",
"electrophysiology",
"neuroscience",
"research",
"design",
"clinical",
"medicine",
"probability",
"distribution",
"mathematics",
"artificial",
"intelligence",
"brain... | 2018 | Multivariate classification of neuroimaging data with nested subclasses: Biased accuracy and implications for hypothesis testing |
Epigenetic mechanisms are implicated in gene regulation and the development of different diseases . The epigenome differs between cell types and has until now only been characterized for a few human tissues . Environmental factors potentially alter the epigenome . Here we describe the genome-wide pattern of DNA methyla... | Given the important role of epigenetics in gene regulation and disease development , we here present the genome-wide DNA methylation pattern of 476 , 753 CpG sites in adipose tissue obtained from healthy men . Since environmental factors potentially change metabolism through epigenetic modifications , we examined if a ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"genome-wide",
"association",
"studies",
"medicine",
"diabetes",
"mellitus",
"type",
"2",
"diabetic",
"endocrinology",
"endocrinology",
"gene",
"expression",
"genetics",
"epigenetics",
"sports",
"and",
"exercise",
"medicine",
"biology",
"dna",
"modification"
] | 2013 | A Six Months Exercise Intervention Influences the Genome-wide DNA Methylation Pattern in Human Adipose Tissue |
Several naked virus species , including members of the Picornaviridae family , have recently been described to escape their host cells and spread infection via enclosure in extracellular vesicles ( EV ) . EV are 50–300 nm sized lipid membrane-enclosed particles produced by all cells that are broadly recognized for play... | Picornaviruses constitute a family of viruses that cause many human and animal diseases . These ‘naked’ viruses are known to spread by causing infected cell to burst open . However , challenging recent data indicate that virions also escape intact cells enclosed in small lipid membrane-enclosed particles , called ‘extr... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"flow",
"cytometry",
"density",
"microbiology",
"viral",
"structure",
"membrane",
"proteins",
"materials",
"science",
"centrifugation",
"materials",
"physics",
"cellular",
"structures",
"and",
"organelles",
"research",
"and",
"analysis",
"methods",
"separation",
"processe... | 2019 | Picornavirus infection induces temporal release of multiple extracellular vesicle subsets that differ in molecular composition and infectious potential |
Kleefstra syndrome , caused by haploinsufficiency of euchromatin histone methyltransferase 1 ( EHMT1 ) , is characterized by intellectual disability ( ID ) , autism spectrum disorder ( ASD ) , characteristic facial dysmorphisms , and other variable clinical features . In addition to EHMT1 mutations , de novo variants w... | Neurodevelopmental disorders ( NDDs ) like intellectual disability ( ID ) and autism spectrum disorder ( ASD ) present an enormous challenge to affected individuals , their families , and society . Understanding the mechanisms underlying NDDs may lead to the development of targeted therapeutics , but this is complicate... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"invertebrates",
"gene",
"regulation",
"dna-binding",
"proteins",
"animals",
"invertebrate",
"genomics",
"animal",
"models",
"mutation",
"drosophila",
"melanogaster",
"model",
"organisms",
"experimental",
"organism",
"systems",
"genome",
"analysis",
"nonsense",
"mutation",
... | 2017 | Functional convergence of histone methyltransferases EHMT1 and KMT2C involved in intellectual disability and autism spectrum disorder |
The major environmental determinants of honeybee caste development come from larval nutrients: royal jelly stimulates the differentiation of larvae into queens , whereas beebread leads to worker bee fate . However , these determinants are not fully characterized . Here we report that plant RNAs , particularly miRNAs , ... | How caste has formed in honeybees is an enduring puzzle . The prevailing view is that royal jelly stimulates the differentiation of larvae into queen . Here , we uncover a new mechanism that plant miRNAs in worker bee’s food postpone larval development , thereby inducing sterile worker bees . Thus , the theories about ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"invertebrates",
"plant",
"anatomy",
"medicine",
"and",
"health",
"sciences",
"honey",
"bees",
"gene",
"regulation",
"rna",
"extraction",
"diet",
"animals",
"animal",
"products",
"pollen",
"animal",
"models",
"developmental",
"biology",
"micrornas",
"plant",
"science"... | 2017 | Plant microRNAs in larval food regulate honeybee caste development |
Snakebites are a public health problem in Nicaragua: it is a tropical developing country , venomous snakes are present and there are reports of snakebites treated both in the formal and informal health care system . We aimed to produce an incidence map using data reported by the health care system that would be used to... | Snakebites have recently been recognized as a neglected cause of human suffering and death worldwide . Many bites are treated by traditional practitioners and thereby not recorded by the health care system . This leads to a lack of reliable epidemiological data and is identified as a major obstacle in dealing with this... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"public",
"health",
"and",
"epidemiology/epidemiology",
"public",
"health",
"and",
"epidemiology/global",
"health",
"public",
"health",
"and",
"epidemiology"
] | 2010 | Mapping Snakebite Epidemiology in Nicaragua – Pitfalls and Possible Solutions |
Androgenetic alopecia ( AGA ) is a highly heritable condition and the most common form of hair loss in humans . Susceptibility loci have been described on the X chromosome and chromosome 20 , but these loci explain a minority of its heritable variance . We conducted a large-scale meta-analysis of seven genome-wide asso... | While most genome-wide association studies ( GWAS ) focus on the identification of susceptibility loci for a specific disease , this hypothesis-free approach also enables the identification of unexpected associations between different diseases by taking advantage of the previously published GWAS associations . Androgen... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods"
] | [
"genome-wide",
"association",
"studies",
"medicine",
"public",
"health",
"and",
"epidemiology",
"epidemiology",
"genetics",
"biology",
"genetics",
"and",
"genomics"
] | 2012 | Six Novel Susceptibility Loci for Early-Onset Androgenetic Alopecia and Their Unexpected Association with Common Diseases |
Coarse-grained molecular dynamics simulations of the E . coli outer membrane proteins FhuA , LamB , NanC , OmpA and OmpF in a POPE/POPG ( 3∶1 ) bilayer were performed to characterise the diffusive nature of each component of the membrane . At small observation times ( <10 ns ) particle vibrations dominate phospholipid ... | Biological membranes are selective barriers which control the entry/exit of molecules to/from the interior of a cell . They are composed of a lipid bilayer in which are embedded many membrane proteins . Whilst the individual components of membranes are relatively well characterised , the lateral organization and dynami... | [
"Abstract",
"Introduction",
"Results",
"Discussion"
] | [
"molecular",
"dynamics",
"chemistry",
"biology",
"computational",
"chemistry",
"biophysics",
"simulations",
"biophysics"
] | 2013 | Reduced Lateral Mobility of Lipids and Proteins in Crowded Membranes |
Dengue fever is a major public health concern in many parts of the tropics and subtropics . The first dengue vaccine has already been licensed in six countries . Given the growing interests in the effective use of the vaccine , it is critical to understand the economic burden of dengue fever to guide decision-makers in... | Dengue fever has been prevalent in South-East Asia and South America . Despite the increase of dengue fever cases , there continues to be a lack of economic assessment partly due to the absence of vaccines until recent times . Many of the previous economic burden studies for dengue fever were not standardized , making ... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"and",
"health",
"sciences",
"tropical",
"diseases",
"geographical",
"locations",
"social",
"sciences",
"health",
"care",
"inpatients",
"neglected",
"tropical",
"diseases",
"patients",
"infectious",
"diseases",
"health",
"economics",
"south",
"america",
"den... | 2017 | A multi-country study of the economic burden of dengue fever: Vietnam, Thailand, and Colombia |
Despite the increasing availability of typhoid vaccine in many regions , global estimates of mortality attributable to enteric fever appear stable . While both Salmonella enterica serovar Typhi ( S . Typhi ) and serovar Paratyphi ( S . Paratyphi ) cause enteric fever , limited data exist estimating the burden of S . Pa... | Enteric fever due to Salmonella enterica serovar Typhi ( S . Typhi ) and serovar Paratyphi ( S . Paratyphi A , B , C ) remains a global public health concern . While numerous studies have estimated the levels or burden of S . Typhi , there are only limited data estimating the burden of S . Paratyphi A , particularly in... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"public",
"and",
"occupational",
"health",
"medicine",
"and",
"health",
"sciences",
"epidemiology",
"infectious",
"disease",
"epidemiology",
"global",
"health"
] | 2014 | Estimating the Burden of Paratyphoid A in Asia and Africa |
The phytohormone abscisic acid ( ABA ) is an important regulator of plant development and response to environmental stresses . In this study , we identified two ABA overly sensitive mutant alleles in a gene encoding Auxin Response Factor2 ( ARF2 ) . The expression of ARF2 was induced by ABA treatment . The arf2 mutants... | Abscisic acid is a phytohormone that regulates many aspects in plant growth and development and response to different biotic and abiotic stresses . Research on ABA inhibiting seed germination , controlling stomatal movement , and regulating gene expression has been widely performed . However , the molecular mechanism f... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"agriculture",
"biology"
] | 2011 | Auxin Response Factor2 (ARF2) and Its Regulated Homeodomain Gene HB33 Mediate Abscisic Acid Response in Arabidopsis |
Herpes simplex virus ( HSV ) entry is associated with Akt translocation to the outer leaflet of the plasma membrane to promote a complex signaling cascade . We hypothesized that phospholipid scramblase-1 ( PLSCR1 ) , a calcium responsive enzyme that flips phosphatidylserines between membrane leaflets , might redistribu... | Defining the mechanisms by which herpes simplex viruses ( HSV ) enter cells will facilitate the development of new strategies to prevent or treat infections and provide insights into cell biology . We report the novel observation that HSV activates the enzyme , scramblase , which redistributes phosphatidylserines , the... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"nuclear",
"staining",
"viral",
"transmission",
"and",
"infection",
"gene",
"regulation",
"microbiology",
"cellular",
"structures",
"and",
"organelles",
"research",
"and",
"analysis",
"methods",
"small",
"interfering",
"rnas",
"specimen",
"preparation",
"and",
"treatmen... | 2018 | Herpes simplex viruses activate phospholipid scramblase to redistribute phosphatidylserines and Akt to the outer leaflet of the plasma membrane and promote viral entry |
If insufficiently treated , Lyme borreliosis can evolve into an inflammatory disorder affecting skin , joints , and the CNS . Early innate immunity may determine host responses targeting infection . Thus , we sought to characterize the immediate cytokine storm associated with exposure of PBMC to moderate levels of live... | Lyme borreliosis displays multifaceted clinical manifestations caused by the Borrelia burgdorferi sensu lato complex . If insufficiently treated , infection may proceed to inflammatory complications of chronic infection . Th17-like cytokines , foremost IL-17 and IL-22 , are crucial for host defense against extracellula... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"microbiology/immunity",
"to",
"infections",
"microbiology/innate",
"immunity",
"immunology/immune",
"response",
"immunology/innate",
"immunity",
"infectious",
"diseases/bacterial",
"infections"
] | 2010 | Early Production of IL-22 but Not IL-17 by Peripheral Blood Mononuclear Cells Exposed to live Borrelia burgdorferi: The Role of Monocytes and Interleukin-1 |
Live-cell imaging by light microscopy has demonstrated that all cells are spatially and temporally organized . Quantitative , computational image analysis is an important part of cellular imaging , providing both enriched information about individual cell properties and the ability to analyze large datasets . However ,... | Recent studies have shown that all cells , including bacteria , are highly spatially organized . However , many questions about bacterial organization remain unanswered , often due to difficulties associated with visualizing and analyzing structures within such small and variably shaped cells . We have overcome these l... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cell",
"biology/cell",
"growth",
"and",
"division",
"computational",
"biology"
] | 2008 | PSICIC: Noise and Asymmetry in Bacterial Division Revealed by Computational Image Analysis at Sub-Pixel Resolution |
Plants recognize pathogen-associated molecular patterns ( PAMPs ) via cell surface-localized pattern recognition receptors ( PRRs ) , leading to PRR-triggered immunity ( PTI ) . The Arabidopsis cytoplasmic kinase BIK1 is a downstream substrate of several PRR complexes . How plant PTI is negatively regulated is not full... | Plants use immune receptors at the cell surface to perceive microbial molecules and initiate a broad-spectrum defence response against pathogens . However , the induction and amplitude of immune signalling must be tightly regulated . Immune responses are triggered by ligand binding to a cognate receptor , which is pres... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"phosphorylation",
"enzymes",
"brassica",
"enzymology",
"phosphatases",
"immune",
"receptor",
"signaling",
"membrane",
"proteins",
"model",
"organisms",
"immunoprecipitation",
"membrane",
"receptor",
"signaling",
"molecular",
"biology",
"techniques",
"co-immunoprecipitation",
... | 2016 | The Arabidopsis Protein Phosphatase PP2C38 Negatively Regulates the Central Immune Kinase BIK1 |
TORC1 is a central regulator of cell growth in response to amino acid availability , yet little is known about how it is regulated . Here , we performed a reverse genetic screen in yeast for genes necessary to inactivate TORC1 . The screen consisted of monitoring the expression of a TORC1 sensitive GFP-based transcript... | Before a eukaryotic cell commits to cell division it must be large enough so that both daughter cells would be of viable size . The control of cell size is largely mediated by nutritional input signals via an evolutionarily conserved protein complex termed TORC1 . In particular , TORC1 has been shown to sense the level... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"genetics",
"and",
"genomics/gene",
"discovery",
"cell",
"biology/cell",
"signaling",
"genetics",
"and",
"genomics/functional",
"genomics",
"cell",
"biology/cell",
"growth",
"and",
"division",
"biochemistry/chemical",
"biology",
"of",
"the",
"cell",
"biochemistry/cell",
"... | 2009 | A Genome-Wide Screen for Regulators of TORC1 in Response to Amino Acid Starvation Reveals a Conserved Npr2/3 Complex |
Fluctuations in the copy number of key regulatory macromolecules ( “noise” ) may cause physiological heterogeneity in populations of ( isogenic ) cells . The kinetics of processes and their wiring in molecular networks can modulate this molecular noise . Here we present a theoretical framework to study the principles o... | Within cells , fluctuations in molecule numbers are inevitable , since the synthesis and degradation of molecules are not synchronised . Such molecular noise can be transferred to other molecules through regulatory interactions . Noise in molecular networks , and especially in gene expression , has been studied extensi... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"computational",
"biology/transcriptional",
"regulation",
"biophysics/theory",
"and",
"simulation",
"computational",
"biology/systems",
"biology",
"computational",
"biology/signaling",
"networks"
] | 2009 | Noise Management by Molecular Networks |
Poliovirus is an enteric virus that rarely invades the human central nervous system ( CNS ) . To identify barriers limiting poliovirus spread from the periphery to CNS , we monitored trafficking of 10 marked viruses . After oral inoculation of susceptible mice , poliovirus was present in peripheral neurons , including ... | Neurotropic viruses , including herpesviruses , rabies virus , and poliovirus , initiate infection in the periphery and can move through peripheral neurons to reach the central nervous system ( CNS ) . Since peripheral neurons can be up to one meter long , inefficient neural transport could dramatically affect pathogen... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"infectious",
"diseases/infectious",
"diseases",
"of",
"the",
"nervous",
"system",
"virology/virulence",
"factors",
"and",
"mechanisms",
"virology/viral",
"replication",
"and",
"gene",
"regulation",
"microbiology/innate",
"immunity",
"virology/animal",
"models",
"of",
"infe... | 2010 | Limited Trafficking of a Neurotropic Virus Through Inefficient Retrograde Axonal Transport and the Type I Interferon Response |
Melioidosis is a serious infectious disease caused by the Category B select agent and environmental saprophyte , Burkholderia pseudomallei . Most cases of naturally acquired infection are assumed to result from skin inoculation after exposure to soil or water . The aim of this study was to provide evidence for inoculat... | Melioidosis is a serious infectious disease caused by the environmental saprophyte , Burkholderia pseudomallei . The infection is potentially preventable , but developing prevention guidelines is hampered by a lack of evidence on which to base them . The purpose of this study was to provide evidence for inoculation , i... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"bacterial",
"diseases",
"infectious",
"diseases",
"melioidosis"
] | 2013 | Activities of Daily Living Associated with Acquisition of Melioidosis in Northeast Thailand: A Matched Case-Control Study |
Chagas disease , caused by the protozoan parasite Trypanosoma cruzi , represents a very important public health problem in Latin America where it is endemic . Although mostly asymptomatic at its initial stage , after the disease becomes chronic , about a third of the infected patients progress to a potentially fatal ou... | Chagas disease is a zoonosis caused by the protozoan parasite Trypanosoma cruzi . Endemic to Central and South America , it affects over 10 million people and many more live in risk transmission areas . Although mostly asymptomatic at its initial acute stage in humans , damages can occur over the years in many tissues ... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [] | 2015 | Automated High-Content Assay for Compounds Selectively Toxic to Trypanosoma cruzi in a Myoblastic Cell Line |
The Structural Maintenance of Chromosome ( SMC ) complex , termed cohesin , is essential for sister chromatid cohesion . Cohesin is also important for chromosome condensation , DNA repair , and gene expression . Cohesin is comprised of Scc3 , Mcd1 , Smc1 , and Smc3 . Scc3 also binds Pds5 and Wpl1 , cohesin-associated p... | Cohesin is a four-subunit complex that tethers distinct regions of chromatin either intra- or inter-molecularly . Cohesin is essential for mediating proper chromosome structure and dynamics and to maintain genome stability . In humans , mutations in cohesin are associated with several developmental disorders and cancer... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | A Conserved Domain in the Scc3 Subunit of Cohesin Mediates the Interaction with Both Mcd1 and the Cohesin Loader Complex |
The Rif1 protein is a negative regulator of DNA replication initiation in eukaryotes . Here we show that budding yeast Rif1 inhibits DNA replication initiation at the rDNA locus . Absence of Rif1 , or disruption of its interaction with PP1/Glc7 phosphatase , leads to more intensive rDNA replication . The effect of Rif1... | Rif1 is a conserved eukaryotic protein implicated in regulation of both the temporal pattern of DNA replication initiation and the DNA damage response ( DDR ) . We found that in budding yeast several of Rif1’s DDR-related phenotypes stem from its ability to interact with the Glc7/PP1 phosphatase and inhibit DNA replica... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"genetic",
"networks",
"chromosome",
"structure",
"and",
"function",
"cell",
"cycle",
"and",
"cell",
"division",
"cell",
"processes",
"dna",
"damage",
"telomeres",
"fungi",
"model",
"organisms",
"dna",
"replication",
"network",
"analysis",
"genome",
"analysis",
"pro... | 2016 | Budding Yeast Rif1 Controls Genome Integrity by Inhibiting rDNA Replication |
Identifying the targets of broadly neutralizing antibodies to HIV-1 and understanding how these antibodies develop remain important goals in the quest to rationally develop an HIV-1 vaccine . We previously identified a participant in the CAPRISA Acute Infection Cohort ( CAP257 ) whose plasma neutralized 84% of heterolo... | Four sites of vulnerability for broadly neutralizing antibodies to HIV-1 have been identified thus far . How these broadly reactive antibodies arise , and the host-pathogen interactions that drive the affinity maturation necessary for neutralization breadth are poorly understood . This study details the sequential deve... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2013 | Viral Escape from HIV-1 Neutralizing Antibodies Drives Increased Plasma Neutralization Breadth through Sequential Recognition of Multiple Epitopes and Immunotypes |
Recurrent networks of non-linear units display a variety of dynamical regimes depending on the structure of their synaptic connectivity . A particularly remarkable phenomenon is the appearance of strongly fluctuating , chaotic activity in networks of deterministic , but randomly connected rate units . How this type of ... | Electrophysiological recordings from cortical circuits reveal strongly irregular and highly complex temporal patterns of in-vivo neural activity . In the last decades , a large number of theoretical studies have speculated on the possible sources of fluctuations in neural assemblies , pointing out the possibility of se... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"action",
"potentials",
"medicine",
"and",
"health",
"sciences",
"neural",
"networks",
"engineering",
"and",
"technology",
"signal",
"processing",
"membrane",
"potential",
"electrophysiology",
"neuroscience",
"systems",
"science",
"mathematics",
"algebra",
"white",
"noise... | 2017 | Intrinsically-generated fluctuating activity in excitatory-inhibitory networks |
Bacillus anthracis and Yersinia pestis are zoonotic bacteria capable of causing severe and sometimes fatal infections in animals and humans . Although considered as diseases of antiquity in industrialized countries due to animal and public health improvements , they remain endemic in vast regions of the world dispropor... | Anthrax and plague are ancient infectious diseases that continue to affect people living in poor , endemic regions and to threaten industrialized nations due to their potential use in biowarfare . Candidate vaccines need improvement to minimize non-desirable effects and increase their efficacy . The purpose of this wor... | [
"Abstract",
"Introduction",
"Materials",
"and",
"methods",
"Results",
"Discussion"
] | [
"medicine",
"and",
"health",
"sciences",
"immune",
"physiology",
"enzyme-linked",
"immunoassays",
"pathology",
"and",
"laboratory",
"medicine",
"pathogens",
"immunology",
"bacillus",
"microbiology",
"vaccines",
"bacterial",
"diseases",
"yersinia",
"infectious",
"disease",
... | 2019 | Development of a multiple-antigen protein fusion vaccine candidate that confers protection against Bacillus anthracis and Yersinia pestis |
The detailed knowledge of C . elegans connectome for 3 decades has not contributed dramatically to our understanding of worm’s behavior . One of main reasons for this situation has been the lack of data on the type of synaptic signaling between particular neurons in the worm’s connectome . The aim of this study was to ... | Neural connectomes , i . e . neural connectivity maps , are important for understanding the design principles of nervous systems . However , they are not sufficient for understanding network dynamics , which in turn are related to animal’s behavior . To understand behavior , we need additionally to know the type of sig... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"engineering",
"and",
"technology",
"caenorhabditis",
"nervous",
"system",
"electrical",
"circuits",
"electrophysiology",
"neuroscience",
"animals",
"biological",
"locomotion",
"motor",
"neurons",
"animal",
"models",... | 2017 | Optimal synaptic signaling connectome for locomotory behavior in Caenorhabditis elegans: Design minimizing energy cost |
Emerging B . cereus strains that cause anthrax-like disease have been isolated in Cameroon ( CA strain ) and Côte d’Ivoire ( CI strain ) . These strains are unusual , because their genomic characterisation shows that they belong to the B . cereus species , although they harbour two plasmids , pBCXO1 and pBCXO2 , that a... | Anthrax is caused by the bacterium Bacillus anthracis that affects all mammals worldwide . It emerged more than 10 , 000 years ago from a Bacillus cereus precursor . In the past decade , B . cereus bacteria were isolated in the USA from anthrax-like pneumonia cases . They harbour one virulence plasmid very similar to t... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [] | 2015 | Capsules, Toxins and AtxA as Virulence Factors of Emerging Bacillus cereus Biovar anthracis |
Interruptions of microsatellite sequences impact genome evolution and can alter disease manifestation . However , human polymorphism levels at interrupted microsatellites ( iMSs ) are not known at a genome-wide scale , and the pathways for gaining interruptions are poorly understood . Using the 1000 Genomes Phase-1 var... | Microsatellites are short tandem repeat DNA sequences located throughout the human genome that display a high degree of inter-individual variation . This characteristic makes microsatellites an attractive tool for population genetics and forensics research . Some microsatellites affect gene expression , and mutations w... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"sequencing",
"techniques",
"medicine",
"and",
"health",
"sciences",
"genetic",
"dominance",
"population",
"genetics",
"cancer",
"risk",
"factors",
"oncology",
"genome",
"sequencing",
"mutation",
"dna",
"replication",
"dna",
"molecular",
"biology",
"techniques",
"autoso... | 2014 | Microsatellite Interruptions Stabilize Primate Genomes and Exist as Population-Specific Single Nucleotide Polymorphisms within Individual Human Genomes |
The objective of this study is to report the costs of Chagas disease in Colombia , in terms of vector disease control programmes and the costs of providing care to chronic Chagas disease patients with cardiomyopathy . Data were collected from Colombia in 2004 . A retrospective review of costs for vector control program... | Chagas disease is one of the most important vector-transmitted diseases in Latin America . Many patients with Chagas go undiagnosed for years , and because symptoms of the chronic condition are similar to those of other cardiac conditions , the burden of the disease is not evident . This leads to underestimation of the... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"infectious",
"diseases/protozoal",
"infections",
"evidence-based",
"healthcare/health",
"services",
"research",
"and",
"economics",
"non-clinical",
"medicine/health",
"economics",
"public",
"health",
"and",
"epidemiology/health",
"services",
"research",
"and",
"economics"
] | 2008 | The Costs of Preventing and Treating Chagas Disease in Colombia |
The Drosophila embryo proceeds through thirteen mitotic divisions as a syncytium . Its nuclei distribute in the embryo's interior during the first six divisions , dividing synchronously with a cycle time of less than ten minutes . After seven divisions ( nuclear cycle 8 ) , the syncytial blastoderm forms as the nuclei ... | Genetic studies identified many genes that are required during Drosophila oogenesis to endow the embryo with structures and components it will need to develop; they have also identified many genes that the embryo must express . However , measures of transcription have detected zygotic transcripts only after seven nucle... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"developmental",
"biology",
"organism",
"development",
"genetics",
"biology",
"pattern",
"formation"
] | 2013 | An Essential Role for Zygotic Expression in the Pre-Cellular Drosophila Embryo |
Gene expression is regulated by the complex interaction between transcriptional activators and repressors , which function in part by recruiting histone-modifying enzymes to control accessibility of DNA to RNA polymerase . The evolutionarily conserved family of Groucho/Transducin-Like Enhancer of split ( Gro/TLE ) prot... | Repression by transcription factors plays a central role in gene regulation . The Groucho/Transducin-Like Enhancer of split ( Gro/TLE ) family of co-repressors interacts with many different transcription factors and has many essential roles during animal development . Groucho/TLE proteins form oligomers that are necess... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"sequencing",
"techniques",
"genome",
"expression",
"analysis",
"invertebrates",
"gene",
"regulation",
"dna-binding",
"proteins",
"animals",
"next-generation",
"sequencing",
"genome",
"analysis",
"transcription",
"factors",
"molecular",
"biology",
"techniques",
"drosophila",
... | 2014 | The Groucho Co-repressor Is Primarily Recruited to Local Target Sites in Active Chromatin to Attenuate Transcription |
The telomere-ending binding protein complex CST ( Cdc13-Stn1-Ten1 ) mediates critical functions in both telomere protection and replication . We devised a co-expression and affinity purification strategy for isolating large quantities of the complete Candida glabrata CST complex . The complex was found to exhibit a 2∶4... | Telomeres are the special structures that protect the chromosomal ends against aberrant rearrangements . The most distal portion of a telomere is bound by the CST ( Cdc13-Stn1-Ten1 ) complex , which is critical for telomere protection . By preparing and analyzing large quantities of the CST complex derived from a fungu... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biochemistry",
"model",
"organisms",
"genetics",
"biology",
"molecular",
"cell",
"biology",
"biophysics",
"genetics",
"and",
"genomics"
] | 2013 | The Telomere Capping Complex CST Has an Unusual Stoichiometry, Makes Multipartite Interaction with G-Tails, and Unfolds Higher-Order G-Tail Structures |
B-cell activation yields abundant cell death in parallel to clonal amplification and remodeling of immunoglobulin ( Ig ) genes by activation-induced deaminase ( AID ) . AID promotes affinity maturation of Ig variable regions and class switch recombination ( CSR ) in mature B lymphocytes . In the IgH locus , these proce... | Class switch recombination , initiated by the activation-induced deaminase enzyme rearranges immunoglobulin ( Ig ) genes in order to replace expression of IgM by IgG , IgA or IgE . A variant form of this event , locus suicide recombination ( LSR ) , was previously reported in mouse B-lymphocytes and simply deletes all ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"blood",
"cells",
"medicine",
"and",
"health",
"sciences",
"immune",
"cells",
"immunology",
"cell",
"differentiation",
"throat",
"developmental",
"biology",
"molecular",
"biology",
"techniques",
"memory",
"b",
"cells",
"research",
"and",
"analysis",
"methods",
"white"... | 2019 | Locus suicide recombination actively occurs on the functionally rearranged IgH allele in B-cells from inflamed human lymphoid tissues |
There are two major pathways leading to induction of NF-κB subunits . The classical ( or canonical ) pathway typically leads to the induction of RelA or c-Rel containing complexes , and involves the degradation of IκBα in a manner dependent on IκB kinase ( IKK ) β and the IKK regulatory subunit NEMO . The alternative (... | Although the classical NF-κB pathway is frequently associated with the induction of cellular senescence and the senescence associated secretory phenotype ( SASP ) , the role of the alternative NF-κB pathway , which is frequently activated in hematological malignancies as well as some solid tumors , has not been defined... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"oncology",
"biochemistry",
"medicine",
"and",
"health",
"sciences",
"cell",
"biology",
"biology",
"and",
"life",
"sciences",
"molecular",
"biology"
] | 2014 | Regulation of p53 and Rb Links the Alternative NF-κB Pathway to EZH2 Expression and Cell Senescence |
Cystic hydatid disease ( CHD ) is a global parasitic zoonosis caused by the dog tapeworm , Echinococcus granulosus . The disease is hyperendemic in western China because of poor economic development; limited community knowledge of CHD; widespread , small-scale household animal production; home killing of livestock; and... | Cystic hydatid disease ( CHD ) , caused by the dog tapeworm , Echinococcus granulosus , is hyperendemic in western China . However , until recently the disease had been grossly neglected there due primarily to a weak economy and the primitive control measures used . The situation is now changing because of China's grow... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"infectious",
"diseases/epidemiology",
"and",
"control",
"of",
"infectious",
"diseases"
] | 2009 | A Pilot Study for Control of Hyperendemic Cystic Hydatid Disease in China |
Flexibility in biomolecular recognition is essential and critical for many cellular activities . Flexible recognition often leads to moderate affinity but high specificity , in contradiction with the conventional wisdom that high affinity and high specificity are coupled . Furthermore , quantitative understanding of th... | Flexibility in biomolecular recognition is crucial for the function . Flexibility often leads to moderate binding affinity but high binding specificity , challenging the conventional wisdom that high specificity is guaranteed by high affinity . Currently , understanding of the relationship between affinity and specific... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"physics",
"dimers",
"(chemical",
"physics)",
"biochemistry",
"protein-protein",
"interactions",
"protein",
"interactions",
"molecular",
"dynamics",
"proteins",
"chemical",
"physics",
"biophysics",
"theory",
"biology",
"and",
"life",
"sciences",
"chemistry",
"physical",
"... | 2014 | Specificity and Affinity Quantification of Flexible Recognition from Underlying Energy Landscape Topography |
Recombination is one of the main forces shaping genome diversity , but the information it generates is often overlooked . A recombination event creates a junction between two parental sequences that may be transmitted to the subsequent generations . Just like mutations , these junctions carry evidence of the shared pas... | Recombination brings together DNA sequences that can be very distantly related , and , thus , quite different from each other . This is often cited as a main hurdle for using recombining regions ( that is , most of the genome ) to reconstruct sequence phylogeny . We have turned this argument around: chromosomes carryin... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"genetics",
"and",
"genomics/genome",
"projects",
"genetics",
"and",
"genomics/bioinformatics",
"genetics",
"and",
"genomics/genomics",
"genetics",
"and",
"genomics/population",
"genetics"
] | 2010 | A New Method to Reconstruct Recombination Events at a Genomic Scale |
Mass drug administration ( MDA ) for lymphatic filariasis ( LF ) programs has delivered more than 2 billion treatments of albendazole , in combination with either ivermectin or diethylcarbamazine , to communities co-endemic for soil-transmitted helminthiasis ( STH ) , reducing the prevalence of both diseases . A transm... | Since 2000 , some 2 billion preventive chemotherapy treatments have been delivered for lymphatic filariasis ( LF ) , many in areas co-endemic for soil-transmitted helminthiasis ( STH ) . A transmission assessment survey ( TAS ) is recommended to determine if such ‘mass drug administration ( MDA ) ’ for LF can be stoppe... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"infectious",
"diseases",
"soil-transmitted",
"helminths",
"global",
"health",
"neglected",
"tropical",
"diseases",
"lymphatic",
"filariasis"
] | 2014 | Pilot Assessment of Soil-Transmitted Helminthiasis in the Context of Transmission Assessment Surveys for Lymphatic Filariasis in Benin and Tonga |
During organogenesis , PAX6 is required for establishment of various progenitor subtypes within the central nervous system , eye and pancreas . PAX6 expression is maintained in a variety of cell types within each organ , although its role in each lineage and how it acquires cell-specific activity remain elusive . Herei... | It is currently poorly understood how a single developmental transcription regulator controls early specification as well as a broad range of highly specialized differentiation schemes . PAX6 is one of the most extensively investigated factors in central nervous system development , yet its role in execution of lineage... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Material",
"and",
"Methods"
] | [
"systems",
"biology",
"biochemistry",
"developmental",
"biology",
"model",
"organisms",
"cell",
"biology",
"evolutionary",
"biology",
"genetics",
"biology",
"and",
"life",
"sciences",
"molecular",
"cell",
"biology",
"research",
"and",
"analysis",
"methods"
] | 2014 | PAX6 Regulates Melanogenesis in the Retinal Pigmented Epithelium through Feed-Forward Regulatory Interactions with MITF |
CtIP plays an important role in homologous recombination ( HR ) –mediated DNA double-stranded break ( DSB ) repair and interacts with Nbs1 and BRCA1 , which are linked to Nijmegen breakage syndrome ( NBS ) and familial breast cancer , respectively . We identified new CDK phosphorylation sites on CtIP and found that pho... | DNA double-strand break ( DSB ) repair plays a critical role in the maintenance of genome stability , and mutations in key regulators in the DSB repair pathway are often associated with cancers and human diseases exhibiting chromosomal aberrations . CtIP is an essential DNA repair factor participating in homologous rec... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cellular",
"stress",
"responses",
"molecular",
"cell",
"biology",
"cell",
"biology",
"nucleic",
"acids",
"genetics",
"dna",
"biology",
"dna",
"repair",
"molecular",
"biology",
"genetics",
"and",
"genomics",
"gene",
"function"
] | 2013 | The Interaction of CtIP and Nbs1 Connects CDK and ATM to Regulate HR–Mediated Double-Strand Break Repair |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.