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article stringlengths 4.36k 149k | summary stringlengths 32 3.35k | section_headings listlengths 1 91 | keywords listlengths 0 141 | year stringclasses 13
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To replicate , viruses must gain access to the host cell's resources . Interferon ( IFN ) regulates the actions of a large complement of interferon effector genes ( IEGs ) that prevent viral replication . The interferon inducible transmembrane protein family members , IFITM1 , 2 and 3 , are IEGs required for inhibition... | Influenza epidemics exact a great toll on world health . Thus research to identify new anti-influenza virus strategies would be useful . Each of our cells contains antiviral factors that work to inhibit infection . A large component of this antiviral program is regulated by the interferon family of signaling molecules ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biology"
] | 2011 | IFITM3 Inhibits Influenza A Virus Infection by Preventing Cytosolic Entry |
Cyclic GMP-AMP ( cGAMP ) synthase ( cGAS , a . k . a . MB21D1 ) , a cytosolic DNA sensor , catalyzes formation of the second messenger 2’3’-cGAMP that activates the stimulator of interferon genes ( STING ) signaling . How the cGAS activity is modulated remains largely unknown . Here , we demonstrate that sentrin/SUMO-s... | The Cyclic GMP-AMP ( cGAMP ) synthase ( cGAS , a . k . a . MB21D1 ) is critical for monitoring the pathogen-derived DNA upon microbial infection . Its activity should be dynamically modulated in case the inadvertent recognition of the aberrant self nucleic acids in cytosol leads to severe autoimmune diseases . Protein ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"medicine",
"and",
"health",
"sciences",
"enzyme-linked",
"immunoassays",
"immune",
"physiology",
"chemical",
"compounds",
"gene",
"regulation",
"immunology",
"organic",
"compounds",
"fluorophotometry",
"sumoylation",
"immunoprecipitation",
"basic",
"amino",
"acids",
"amino... | 2017 | SENP7 Potentiates cGAS Activation by Relieving SUMO-Mediated Inhibition of Cytosolic DNA Sensing |
Our ability to control diseases caused by parasitic nematodes is constrained by a limited portfolio of effective drugs and a paucity of robust tools to investigate parasitic nematode biology . RNA interference ( RNAi ) is a reverse-genetics tool with great potential to identify novel drug targets and interrogate parasi... | Lymphatic filariasis is a debilitating tropical disease caused by parasitic nematodes such as Brugia malayi that are transmitted to humans through the bite of infected mosquitoes . Controlling lymphatic filariasis , and other parasitic nematode diseases , is made difficult by a limited repertoire of sub-optimal drugs a... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"infectious",
"diseases/neglected",
"tropical",
"diseases",
"genetics",
"and",
"genomics/gene",
"function",
"biochemistry/drug",
"discovery"
] | 2010 | Development of an In Vivo RNAi Protocol to Investigate Gene Function in the Filarial Nematode, Brugia malayi |
The laboratory diagnosis of Chagas disease is challenging because the usefulness of different diagnostic tests will depend on the stage of the disease . Serology is the preferred method for patients in the chronic phase , whereas PCR can be successfully used to diagnose acute and congenital cases . Here we present data... | Chagas disease is endemic in several Latin American countries and affects approximately 8 to 11 million people . The protozoan parasite , Trypanosoma cruzi , is the agent of Chagas disease , a zoonotic disease that can be transmitted to humans by blood-sucking triatomine bugs . Other routes of infection include congeni... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"public",
"health",
"medicine",
"infectious",
"diseases",
"public",
"health",
"and",
"epidemiology",
"clinical",
"laboratory",
"sciences",
"diagnostic",
"medicine",
"chagas",
"disease",
"neglected",
"tropical",
"diseases",
"biology",
"microbiology",
"parasitic",
"diseases... | 2012 | Sensitive and Specific Detection of Trypanosoma cruzi DNA in Clinical Specimens Using a Multi-Target Real-Time PCR Approach |
Dengue can cause plasma leakage that may lead to dengue shock syndrome ( DSS ) . In approximately 30% of DSS cases , recurrent episodes of shock occur . These patients have a higher risk of fluid overload , respiratory distress and poor outcomes . We investigated the association of echocardiographically-derived cardiac... | Dengue is a viral illness that can lead to severe and potentially fatal complications . The most common complication is fluid leakage from blood vessels , which can cause low blood pressure or dengue shock syndrome ( DSS ) . The majority of patients recover with simple intravenous fluid replacement , however in approxi... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion",
"Conclusion"
] | [
"medicine",
"and",
"health",
"sciences",
"diagnostic",
"radiology",
"ultrasound",
"imaging",
"cardiovascular",
"physiology",
"tropical",
"diseases",
"echocardiography",
"health",
"care",
"pediatrics",
"cardiovascular",
"analysis",
"neglected",
"tropical",
"diseases",
"bioas... | 2017 | Cardio-haemodynamic assessment and venous lactate in severe dengue: Relationship with recurrent shock and respiratory distress |
Isoflavones comprise a group of secondary metabolites produced almost exclusively by plants in the legume family , including soybean [Glycine max ( L . ) Merr . ] . They play vital roles in plant defense and have many beneficial effects on human health . Isoflavone content is a complex quantitative trait controlled by ... | Isoflavones are bioactive substances with various benefits , and increasing isoflavone content is one of the major aims of soybean quality improvement . Isoflavone biosynthesis is regulated by multiple genes and complex metabolic networks . The modification of certain structural genes in the isoflavone pathway by genet... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"genome-wide",
"association",
"studies",
"gene",
"regulation",
"regulatory",
"proteins",
"brassica",
"dna-binding",
"proteins",
"genetic",
"mapping",
"model",
"organisms",
"genome",
"analysis",
"transcription",
"factors",
"crops",
"experimental",
"organism",
"systems",
"p... | 2017 | An R2R3-type MYB transcription factor, GmMYB29, regulates isoflavone biosynthesis in soybean |
The source of symmetry breaking in vertebrate oocytes is unknown . Animal—vegetal oocyte polarity is established by the Balbiani body ( Bb ) , a conserved structure found in all animals examined that contains an aggregate of specific mRNAs , proteins , and organelles . The Bb specifies the oocyte vegetal pole , which i... | In most vertebrates , an early event in egg development involves the establishment of the so-called animal—vegetal axis; this sets up the embryonic body axes and contributes to germ-line specification , and therefore , is key to embryonic development . The animal—vegetal axis is established during oogenesis by the Balb... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2016 | Oocyte Polarization Is Coupled to the Chromosomal Bouquet, a Conserved Polarized Nuclear Configuration in Meiosis |
Eosinophilic meningitis ( angiostrongyliasis ) caused by Angiostrongylus cantonensis is emerging in mainland China . However , the distribution of A . cantonensis and its intermediate host snails , and the role of two invasive snail species in the emergence of angiostrongyliasis , are not well understood . A national s... | Eosinophilic meningitis is caused by the rat lungworm ( Angiostrongylus cantonensis ) . This parasite is endemic in Southeast Asia , Australia , the Caribbean , and on Pacific Islands . Moreover , the disease is emerging in mainland China , which might be related to the spread of two invasive snail species ( Achatina f... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"infectious",
"diseases/infectious",
"diseases",
"of",
"the",
"nervous",
"system",
"public",
"health",
"and",
"epidemiology/infectious",
"diseases",
"ecology"
] | 2009 | Invasive Snails and an Emerging Infectious Disease: Results from the First National Survey on Angiostrongylus cantonensis in China |
Lentiviral Nef proteins have multiple functions and are important for viral pathogenesis . Recently , Nef proteins from many simian immunodefiency viruses were shown to antagonize a cellular antiviral protein , named Tetherin , that blocks release of viral particles from the cell surface . However , the mechanism by wh... | Primate lentiviruses express several small proteins which antagonize cellular proteins that inhibit virus replication . One such viral protein , Nef , has recently been shown to antagonize the cellular protein Tetherin that prevents newly formed viral particles from leaving the surface of infected cells . In this study... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biology"
] | 2011 | SIV Nef Proteins Recruit the AP-2 Complex to Antagonize Tetherin and Facilitate Virion Release |
The piRNA pathway is a surveillance system that guarantees oogenesis and adult fertility in a range of animal species . The pathway is centered on PIWI clade Argonaute proteins and the associated small non-coding RNAs termed piRNAs . In this study , we set to investigate the evolutionary conservation of the piRNA pathw... | Rhodnius prolixus together with other blood-feeding bugs of the Triatominae family are primary vectors of the protozoan Trypanosoma cruzi , the causative agent of the Chagas disease . It has been estimated that 7–8 million people are affected by this life-threatening illness worldwide , which makes the Chagas disease o... | [
"Abstract",
"Introduction",
"Materials",
"and",
"methods",
"Results",
"Discussion"
] | [
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"reproductive",
"system",
"animals",
"invertebrate",
"genomics",
"reproductive",
"physiology",
"animal",
"models",
"germ",
"cells",
"oocytes",
"drosophila",
"melanogaster",
"model",
"organisms",
"experimental",
"or... | 2018 | Transcriptomic and functional analyses of the piRNA pathway in the Chagas disease vector Rhodnius prolixus |
Differentiation of secretory cells leads to sharp increases in protein synthesis , challenging endoplasmic reticulum ( ER ) proteostasis . Anticipatory activation of the unfolded protein response ( UPR ) prepares cells for the onset of secretory function by expanding the ER size and folding capacity . How cells ensure ... | During differentiation , cells that specialize in secretion of proteins , such as antibody-secreting B cells , prepare for the onset of secretory function by expanding the size of the major secretory organelle , the endoplasmic reticulum ( ER ) , and by increasing the expression of molecular chaperones and folding enzy... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"skin",
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"rna",
"interference",
"integumentary",
"system",
"caenorhabditis",
"gene",
"regulation",
"cell",
"cycle",
"and",
"cell",
"division",
"regulatory",
"proteins",
"cell",
"processes",
"endoplasmic",
"reticul... | 2019 | HSP-4/BiP expression in secretory cells is regulated by a developmental program and not by the unfolded protein response |
Many unicellular organisms live in multicellular communities that rely on cooperation between cells . However , cooperative traits are vulnerable to exploitation by non-cooperators ( cheaters ) . We expand our understanding of the molecular mechanisms that allow multicellular systems to remain robust in the face of che... | Although bacteria are not multicellular organisms , they commonly live in large communities and engage in many cooperative behaviors . Cooperation can allow bacteria to access additional nutrients , but it requires the secretion of products that will be shared by the community . How bacteria make the molecular decision... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Integration of Metabolic and Quorum Sensing Signals Governing the Decision to Cooperate in a Bacterial Social Trait |
Efforts to engineer synthetic gene networks that spontaneously produce patterning in multicellular ensembles have focused on Turing's original model and the “activator-inhibitor” models of Meinhardt and Gierer . Systems based on this model are notoriously difficult to engineer . We present the first demonstration that ... | The production of patterns in gene expression in an ensemble of cells is a phenomenon central to the development of multi-cellular organisms . Here we provide an exciting new result regarding diffusion-driven instability , a mechanism for spontaneous pattern formation originally proposed by Alan Turing . Efforts along ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"systems",
"biology",
"prokaryotic",
"models",
"model",
"organisms",
"synthetic",
"biology",
"molecular",
"genetics",
"biology",
"computational",
"biology",
"microbiology",
"molecular",
"biology",
"genetics",
"and",
"genomics"
] | 2012 | A Feedback Quenched Oscillator Produces Turing Patterning with One Diffuser |
Clustered , regularly interspaced , short palindromic repeat ( CRISPR ) –CRISPR-associated 9 ( Cas9 ) genome editing is revolutionizing fundamental research and has great potential for the treatment of many diseases . While editing of immortalized cell lines has become relatively easy , editing of therapeutically relev... | Clustered , regularly interspaced , short palindromic repeat ( CRISPR ) –CRISPR-associated 9 ( Cas9 ) genome editing is transforming fundamental research , as it allows researchers to make targeted changes to the genome of cells . For efficient editing , the Cas9 protein ( a DNA nuclease ) and a guide RNA ( gRNA ) , wh... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"transfection",
"medicine",
"and",
"health",
"sciences",
"nucleic",
"acid",
"synthesis",
"enzymes",
"immunology",
"rna",
"extraction",
"enzymology",
"phosphatases",
"molecular",
"biology",
"techniques",
"rna",
"synthesis",
"extraction",
"techniques",
"chemical",
"synthesi... | 2018 | In vitro–transcribed guide RNAs trigger an innate immune response via the RIG-I pathway |
Shp2 is a cytoplasmic protein-tyrosine phosphatase that is essential for normal development . Activating and inactivating mutations have been identified in humans to cause the related Noonan and LEOPARD syndromes , respectively . The cell biological cause of these syndromes remains to be determined . We have used the z... | Shp2 is a protein-tyrosine phosphatase and mutations in Shp2 cause the related Noonan and LEOPARD syndromes in humans . We used the zebrafish to investigate the cell biological role of Shp2 in early development . Shp2 knockdown and expression of mutant Shp2 that contained mutations corresponding to those found in human... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods",
"Supporting",
"Information"
] | [
"developmental",
"biology",
"cell",
"biology",
"danio",
"(zebrafish)",
"in",
"vitro",
"homo",
"(human)",
"genetics",
"and",
"genomics"
] | 2007 | Shp2 Knockdown and Noonan/LEOPARD Mutant Shp2–Induced Gastrulation Defects |
In animals , circadian rhythms in physiology and behavior result from coherent rhythmic interactions between clocks in the brain and those throughout the body . Despite the many tissue specific clocks , most understanding of the molecular core clock mechanism comes from studies of the suprachiasmatic nuclei ( SCN ) of ... | Various aspects of our daily rhythms in physiology and behavior such as the sleep-wake cycle are regulated by endogenous circadian clocks that are present in nearly every cell . It is generally accepted that these oscillators share a similar biochemical negative feedback mechanism , consisting of transcriptional activa... | [
"Abstract",
"Introduction",
"Results",
"and",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cell",
"biology",
"gene",
"regulatory",
"networks",
"genetics",
"biology",
"and",
"life",
"sciences",
"cellular",
"types",
"molecular",
"genetics",
"computational",
"biology",
"molecular",
"cell",
"biology",
"gene",
"function"
] | 2014 | Cell Type-Specific Functions of Period Genes Revealed by Novel Adipocyte and Hepatocyte Circadian Clock Models |
The most common cystic fibrosis ( CF ) causing mutation , deletion of phenylalanine 508 ( ΔF508 or Phe508del ) , results in functional expression defect of the CF transmembrane conductance regulator ( CFTR ) at the apical plasma membrane ( PM ) of secretory epithelia , which is attributed to the degradation of the misf... | Cystic fibrosis ( CF ) is one of the most common autosomal recessive diseases in Caucasians . It is caused by mutations in the CF transmembrane conductance regulator ( CFTR ) , which functions as an anion channel at the apical plasma membrane of secretory epithelia . The most common CF mutation , a deletion of the phen... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"transfection",
"hela",
"cells",
"molecular",
"probe",
"techniques",
"gene",
"regulation",
"biological",
"cultures",
"immunoblotting",
"membrane",
"proteins",
"fungi",
"luminescent",
"proteins",
"model",
"organisms",
"yellow",
"fluorescent",
"protein",
"cell",
"cultures",... | 2016 | Ribosomal Stalk Protein Silencing Partially Corrects the ΔF508-CFTR Functional Expression Defect |
Hepatitis C virus ( HCV ) infection constitutes a significant health burden worldwide , because it is a major etiologic agent of chronic liver disease , cirrhosis and hepatocellular carcinoma . HCV replication cycle is closely tied to lipid metabolism and infection by this virus causes profound changes in host lipid ho... | Hepatitis C virus ( HCV ) infection is an important biomedical problem worldwide because it causes severe liver disease and cancer . Although immunological events are major players in HCV pathogenesis , interference with host cell metabolism contribute to HCV-associated pathologies . HCV utilizes resources of the cellu... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"medicine",
"and",
"health",
"sciences",
"luciferase",
"vesicles",
"pathology",
"and",
"laboratory",
"medicine",
"hepacivirus",
"pathogens",
"enzymes",
"microbiology",
"enzymology",
"viruses",
"physiological",
"processes",
"rna",
"viruses",
"homeostasis",
"infectious",
"d... | 2018 | Host phosphatidic acid phosphatase lipin1 is rate limiting for functional hepatitis C virus replicase complex formation |
Alpha-Synuclein ( aSyn ) misfolding and aggregation is common in several neurodegenerative diseases , including Parkinson’s disease and dementia with Lewy bodies , which are known as synucleinopathies . Accumulating evidence suggests that secretion and cell-to-cell trafficking of pathological forms of aSyn may explain ... | Synucleinopathies are neurodegenerative diseases characterized by the abnormal accumulation of a neuronal protein called alpha-Synuclein ( aSyn ) . The normal function of this protein in the cell remains unclear , but plays a role in synaptic function and plasticity , cell differentiation and vesicular trafficking . Du... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"immunocytochemistry",
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"molecular",
"probe",
"techniques",
"immunoblotting",
"light",
"microscopy",
"toxicology",
"physiological",
"processes",
"toxicity",
"microscopy",
"materials",
"sci... | 2016 | shRNA-Based Screen Identifies Endocytic Recycling Pathway Components That Act as Genetic Modifiers of Alpha-Synuclein Aggregation, Secretion and Toxicity |
Aging is an inherently stochastic process , and its hallmark is heterogeneity between organisms , cell types , and clonal populations , even in identical environments . The replicative lifespan of primary human cells is telomere dependent; however , its heterogeneity is not understood . We show that mitochondrial super... | After a limited number of cell divisions , somatic cells lose the capacity for proliferation , called cellular replicative senescence . Senescence , which is triggered by the loss of DNA sequences at the ends of chromosomes ( telomeres ) , is often seen as an example of a regular “biological clock . ” However , cell se... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cell",
"biology",
"eukaryotes"
] | 2007 | Mitochondrial Dysfunction Accounts for the Stochastic Heterogeneity in Telomere-Dependent Senescence |
The outer membrane ( OM ) of Gram-negative bacteria is a complex bilayer composed of proteins , phospholipids , lipoproteins , and lipopolysaccharides . Despite recent advances revealing the molecular pathways underlying protein and lipopolysaccharide incorporation into the OM , the spatial distribution and dynamic reg... | All Gram-negative bacteria share common structural features , including an inner membrane , a stiff cell wall , and an outer membrane . Balancing growth in all three of these layers is critical for bacterial proliferation and survival , and malfunctions in growth often lead to cellular deformations and/or cell death . ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"bacteriology",
"physics",
"bacterial",
"physiology",
"molecular",
"cell",
"biology",
"cell",
"biology",
"cell",
"growth",
"membranes",
"and",
"sorting",
"biology",
"microbiology",
"biophysics",
"simulations",
"biophysics"
] | 2012 | Analysis of Surface Protein Expression Reveals the Growth Pattern of the Gram-Negative Outer Membrane |
Morocco has achieved the goal of leprosy elimination as a public health problem several years ago ( less than 1 case/ 10 000 habitant ) . The aim of this study was to analyze trends of leprosy detection during the last 17 years taking into consideration the implementation of single dose rifampicin chemoprophylaxis ( SD... | After the introduction of effective therapy for leprosy by the world health organization in early eighties , there has been a marked reduction in new case detection all over the world . Despite the decline in case detection of leprosy , incidence reduction to zero and suppression of infection source is still not possib... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"morocco",
"medicine",
"and",
"health",
"sciences",
"immune",
"cells",
"disabilities",
"statistics",
"antigen-presenting",
"cells",
"immunology",
"tropical",
"diseases",
"geographical",
"locations",
"regression",
"analysis",
"bacterial",
"diseases",
"mathematics",
"neglecte... | 2018 | Trend analysis of leprosy in Morocco between 2000 and 2017: Evidence on the single dose rifampicin chemoprophylaxis |
Opisthorchis viverrini is distinct among helminth infections as it drives a chronic inflammatory response in the intrahepatic bile duct that progresses from advanced periductal fibrosis ( APF ) to cholangiocarcinoma ( CCA ) . Extensive research shows that oxidative stress ( OS ) plays a critical role in the transition ... | Opisthorchis viverrini is a food-borne helminth infection that drives a strong inflammatory response in the bile duct that can result in bile duct fibrosis and bile duct cancer ( intrahepatic cholangiocarcinoma ) . Extensive research shows that oxidative stress ( OS ) plays a critical role in chronic O . viverrini infe... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion",
"Conclusion"
] | [] | 2015 | Levels of 8-OxodG Predict Hepatobiliary Pathology in Opisthorchis viverrini Endemic Settings in Thailand |
DnaK is a molecular chaperone that has important roles in protein folding . The hydrolysis of ATP is essential to this activity , and the effects of nucleotides on the structure and function of DnaK have been extensively studied . However , the key residues that govern the conformational motions that define the apo , A... | DnaK belongs to the highly conserved heat shock protein 70 ( Hsp70 ) family , a group of ATP-dependent molecular chaperones that regulates proteostasis . Studies have suggested that global movements of the subdomains in the nucleotide-binding domain ( NBD ) of DnaK regulate its catalytic activity . However , there is l... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods"
] | [] | 2013 | Identification of Key Hinge Residues Important for Nucleotide-Dependent Allostery in E. coli Hsp70/DnaK |
The relationships between heterogeneities in host infection and infectiousness ( transmission to arthropod vectors ) can provide important insights for disease management . Here , we quantify heterogeneities in Leishmania infantum parasite numbers in reservoir and non-reservoir host populations , and relate this to the... | Zoonotic visceral leishmaniasis is a sandfly-borne disease of humans and dogs caused by the intracellular parasite Leishmania infantum . Dogs are the proven reservoir . The disease is usually fatal unless treated , and is of global health significance . Diagnosis of canine infections relies on serum antibody-based test... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [] | 2014 | Heterogeneities in Leishmania infantum Infection: Using Skin Parasite Burdens to Identify Highly Infectious Dogs |
Phosphatidylinositol 3-phosphate ( PtdIns ( 3 ) P ) is a signaling molecule important for many membrane trafficking events , including phagosome maturation . The level of PtdIns ( 3 ) P on phagosomes oscillates in two waves during phagosome maturation . However , the physiological significance of such oscillation remai... | During animal development and in adulthood many cells are programmed to die by an active process called apoptosis . These dead or dying apoptotic cells are swiftly taken up by scavenger cells into membrane-bound compartments—phagosomes—where they are subsequently degraded when other intracellular organelles containing ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"animal",
"models",
"developmental",
"biology",
"cellular",
"structures",
"model",
"organisms",
"molecular",
"cell",
"biology",
"cell",
"biology",
"genetics",
"biology",
"genetics",
"and",
"genomics"
] | 2012 | Two PI 3-Kinases and One PI 3-Phosphatase Together Establish the Cyclic Waves of Phagosomal PtdIns(3)P Critical for the Degradation of Apoptotic Cells |
Identifying the major routes of disease transmission and reservoirs of infection are needed to increase our understanding of disease dynamics and improve disease control . Despite this , transmission events are rarely observed directly . Here we had the unique opportunity to study natural transmission of Bordetella bro... | A lack of understanding regarding determinants of infectious disease transmission has hindered improved disease control efforts . Here we had the unique opportunity to study the natural transmission of the respiratory pathogen Bordetella bronchiseptica within a commercial rabbitry . B . bronchiseptica is a directly tra... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"evolutionary",
"biology/microbial",
"evolution",
"and",
"genomics",
"ecology/evolutionary",
"ecology",
"respiratory",
"medicine/respiratory",
"infections",
"public",
"health",
"and",
"epidemiology/infectious",
"diseases",
"infectious",
"diseases/bacterial",
"infections",
"ecolog... | 2010 | Identifying the Age Cohort Responsible for Transmission in a Natural Outbreak of Bordetella bronchiseptica |
The dengue virus has a single-stranded positive-sense RNA genome of ∼10 . 700 nucleotides with a single open reading frame that encodes three structural ( C , prM , and E ) and seven nonstructural ( NS1 , NS2A , NS2B , NS3 , NS4A , NS4B , and NS5 ) proteins . It possesses four antigenically distinct serotypes ( DENV 1–... | Most of the molecular phylogeny studies of dengue fever , an important public health problem , use convenience samples for their analysis , and they do not evaluate the spatial and temporal features involved in the spread of the different serotypes ( and genotypes ) circulating in urban settings during an outbreak . Ou... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"evolutionary",
"biology/microbial",
"evolution",
"and",
"genomics",
"virology/virus",
"evolution",
"and",
"symbiosis",
"virology",
"virology/emerging",
"viral",
"diseases",
"genetics",
"and",
"genomics/population",
"genetics"
] | 2009 | Spatio-Temporal Tracking and Phylodynamics of an Urban Dengue 3 Outbreak in São Paulo, Brazil |
Vascular calcification is an advanced feature of atherosclerosis for which no effective therapy is available . To investigate the modulation or reversal of calcification , we identified calcifying progenitor cells and investigated their calcifying/decalcifying potentials . Cells from the aortas of mice were sorted into... | Atherosclerosis involves hardening of the arteries and can lead to heart disease . Calcium accumulation in blood vessels contributes to this process , and this process is regulated by cells that promote calcium accumulation ( osteoblasts ) and cells that reverse the accumulation ( osteoclasts ) . In this study , we sho... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"medicine",
"cardiovascular",
"stem",
"cells",
"atherosclerosis",
"mesenchymal",
"stem",
"cells",
"adult",
"stem",
"cells",
"stem",
"cell",
"niche",
"biology",
"hematopoietic",
"stem",
"cells",
"cell",
"biology",
"vascular",
"biology",
"cellular",
"types",
"molecular"... | 2013 | Vascular Calcifying Progenitor Cells Possess Bidirectional Differentiation Potentials |
Several viruses encode factors that promote host mRNA degradation to silence gene expression . It is unclear , however , whether cellular mRNA turnover pathways are engaged to assist in this process . In Kaposi's sarcoma-associated herpesvirus this phenotype is enacted by the host shutoff factor SOX . Here we show that... | Viruses use a number of strategies to commandeer host machinery and create an optimal environment for their replication . One strategy employed by oncogenic gammaherpesviruses such as Kaposi's sarcoma-associated herpesvirus ( KSHV ) is to block cellular gene expression through extensive destruction of mRNAs . A single ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"rna",
"molecular",
"cell",
"biology",
"nucleic",
"acids",
"virology",
"viral",
"enzymes",
"biology",
"microbiology",
"rna",
"stability",
"molecular",
"biology"
] | 2011 | Coordinated Destruction of Cellular Messages in Translation Complexes by the Gammaherpesvirus Host Shutoff Factor and the Mammalian Exonuclease Xrn1 |
The intimate synapsis of homologous chromosome pairs ( homologs ) by synaptonemal complexes ( SCs ) is an essential feature of meiosis . In many organisms , synapsis and homologous recombination are interdependent: recombination promotes SC formation and SCs are required for crossing-over . Moreover , several studies i... | Gamete cells , such as sperm and eggs , form via the specialized cell division called meiosis . Essential and interdependent features of meiosis include the pairing , recombination , and segregation of maternal and paternal chromosomes . Chromosome pairing culminates with formation of synaptonemal complexes ( SCs ) , z... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"meiosis",
"animal",
"genetics",
"chromosome",
"structure",
"and",
"function",
"centromeres",
"gene",
"function",
"animal",
"models",
"telomeres",
"model",
"organisms",
"cell",
"division",
"dna",
"chromosomal",
"inheritance",
"chromosome",
"biology",
"biology",
"mouse",... | 2012 | Interplay between Synaptonemal Complex, Homologous Recombination, and Centromeres during Mammalian Meiosis |
In October 2010 , cholera importation in Haiti triggered an epidemic that rapidly proved to be the world's largest epidemic of the seventh cholera pandemic . To establish effective control and elimination policies , strategies rely on the analysis of cholera dynamics . In this report , we describe the spatio-temporal d... | Cholera is the prototypical “waterborne” disease that can provoke deadly acute watery diarrhea epidemics in settings deprived of clean water and proper sanitation . In spite chronic deprivation , Haiti had been spared cholera for a century until the vibrio was imported in October 2010 , which triggered the largest nati... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"disease",
"mapping",
"infectious",
"diseases",
"cholera",
"public",
"health",
"and",
"epidemiology",
"epidemiology",
"infectious",
"disease",
"epidemiology",
"neglected",
"tropical",
"diseases",
"spatial",
"epidemiology"
] | 2013 | Spatio-Temporal Dynamics of Cholera during the First Year of the Epidemic in Haiti |
Few genetic differences between human populations conform to the classic model of positive selection , in which a newly arisen mutation rapidly approaches fixation in one lineage , suggesting that adaptation more commonly occurs via moderate changes in standing variation at many loci . Detecting and characterizing this... | Identifying regions of the human genome that differ among populations because of natural selection is both essential for understanding evolutionary history and a powerful method for finding functionally important variants that contribute to phenotypic diversity and disease . Adaptive events on timescales corresponding ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"population",
"genetics",
"parallel",
"evolution",
"population",
"biology",
"forms",
"of",
"evolution",
"genetic",
"polymorphism",
"evolutionary",
"modeling",
"biology",
"evolutionary",
"genetics",
"adaptation",
"natural",
"selection",
"genetics",
"computational",
"biology"... | 2011 | Parallel Adaptive Divergence among Geographically Diverse Human Populations |
Lymphatic filariasis ( LF ) , a morbid disease caused by the tissue-invasive nematodes Wuchereria bancrofti , Brugia malayi , and Brugia timori , affects millions of people worldwide . Global eradication efforts have significantly reduced worldwide prevalence , but complete elimination has been hampered by limitations ... | Brugia malayi is a parasitic nematode and one of the causative agents of lymphatic filariasis , a disease that affects 70 million people worldwide . Currently , there are no effective therapeutics that kill adult filarial parasites when given as a short course . This limitation has hampered global eradication efforts .... | [
"Abstract",
"Introduction",
"Results",
"Methods",
"Discussion"
] | [
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"immune",
"physiology",
"laboratory",
"equipment",
"engineering",
"and",
"technology",
"gene",
"regulation",
"immunology",
"biological",
"cultures",
"animals",
"vaccines",
"culture",
"media",
"brugia",
"infectious"... | 2019 | Intestinal UDP-glucuronosyltransferase as a potential target for the treatment and prevention of lymphatic filariasis |
Decisions involve two fundamental problems , selecting goals and generating actions to pursue those goals . While simple decisions involve choosing a goal and pursuing it , humans evolved to survive in hostile dynamic environments where goal availability and value can change with time and previous actions , entangling ... | Choosing between alternative options requires assigning and integrating values along a multitude of dimensions . For instance , when buying a car , different cars may vary for their price , quality , fuel economy and more . Solving this problem requires finding a common currency to allow integration of disparate value ... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [] | 2015 | Dynamic Integration of Value Information into a Common Probability Currency as a Theory for Flexible Decision Making |
A fundamental challenge in neuroscience is to understand what structure in the world is represented in spatially distributed patterns of neural activity from multiple single-trial measurements . This is often accomplished by learning a simple , linear transformations between neural features and features of the sensory ... | It has been demonstrated that deep networks can achieve state of the art results on a number of classic machine learning tasks , but it is not currently clear whether deep networks can enjoy the same success in science , where not only accuracy but scientific understanding is desired . For example , the relationship be... | [
"Abstract",
"Introduction",
"Materials",
"and",
"methods",
"Results",
"Discussion"
] | [
"syllables",
"acoustics",
"linguistics",
"neural",
"networks",
"engineering",
"and",
"technology",
"signal",
"processing",
"social",
"sciences",
"neuroscience",
"consonants",
"computer",
"and",
"information",
"sciences",
"vowels",
"speech",
"grammar",
"phonetics",
"physic... | 2019 | Deep learning as a tool for neural data analysis: Speech classification and cross-frequency coupling in human sensorimotor cortex |
Increased susceptibility to influenza virus infection during pregnancy has been attributed to immunological changes occurring before and during gestation in order to “tolerate” the developing fetus . These systemic changes are most often characterized by a suppression of cell-mediated immunity and elevation of humoral ... | Maternal immunology is finely balanced to maintain a tolerant and supportive molecular environment for the developing fetus while continuing surveillance against foreign microbial threats . Influenza viral infection during pregnancy is a significant clinical risk for mothers and their newborns , increasing hospitalizat... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"innate",
"immune",
"system",
"medicine",
"and",
"health",
"sciences",
"reproductive",
"system",
"immune",
"physiology",
"cytokines",
"pathology",
"and",
"laboratory",
"medicine",
"respiratory",
"infections",
"pathogens",
"immunology",
"microbiology",
"orthomyxoviruses",
... | 2017 | H1N1 influenza virus infection results in adverse pregnancy outcomes by disrupting tissue-specific hormonal regulation |
Tumor Necrosis Factor receptor-associated factor-3 ( TRAF3 ) is a central mediator important for inducing type I interferon ( IFN ) production in response to intracellular double-stranded RNA ( dsRNA ) . Here , we report the identification of Sec16A and p115 , two proteins of the ER-to-Golgi vesicular transport system ... | In response to pathogens , such as viruses and bacteria , infected cells defend themselves by generating a set of cytokines called type I interferon ( IFN ) . Since Type I IFN ( namely IFN alpha and beta ) are potent antiviral agents , understanding the cellular mechanisms by which infected cells produce type I IFN is ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"immunity",
"innate",
"immunity",
"immunity",
"to",
"infections",
"immunology",
"biology",
"immune",
"response"
] | 2012 | Proteomic Profiling of the TRAF3 Interactome Network Reveals a New Role for the ER-to-Golgi Transport Compartments in Innate Immunity |
Cell-cycle progression and cell division in eukaryotes are governed in part by the cyclin family and their regulation of cyclin-dependent kinases ( CDKs ) . Cyclins are very well characterised in model systems such as yeast and human cells , but surprisingly little is known about their number and role in Plasmodium , t... | The malaria parasite is a single-celled organism that multiplies asexually in a non-canonical way in both vertebrate host and mosquito vector . In the mosquito midgut , atypical cell division occurs in oocysts , where repeated nuclear division ( endomitosis ) precedes cell division , which then gives rise to many sporo... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Plasmodium P-Type Cyclin CYC3 Modulates Endomitotic Growth during Oocyst Development in Mosquitoes |
Many redundancies play functional roles in motor control and motor learning . For example , kinematic and muscle redundancies contribute to stabilizing posture and impedance control , respectively . Another redundancy is the number of neurons themselves; there are overwhelmingly more neurons than muscles , and many com... | There are overwhelmingly more neurons than muscles in the motor system . The functional roles of this neuronal redundancy remains unknown . Our analysis , which uses a redundant neural network model , reveals that learning speed reaches its maximum value if and only if the model includes sufficient neuronal redundancy ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"biology",
"neuroscience"
] | 2012 | Maximization of Learning Speed in the Motor Cortex Due to Neuronal Redundancy |
Although bone has a unique restorative capacity , i . e . , it has the potential to heal scarlessly , the conditions for spontaneous bone healing are not always present , leading to a delayed union or a non-union . In this work , we use an integrative in vivo - in silico approach to investigate the occurrence of non-un... | In 5–10% of fracture patients , the bone fractures do not heal in the normal healing period ( delayed healing ) or do not heal at all ( non-union ) . In order to investigate the causes of impaired healing and design potential treatment strategies , we have used a combined experimental and computational approach . More ... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"theoretical",
"biology",
"biology",
"and",
"life",
"sciences",
"computational",
"biology"
] | 2014 | Size Does Matter: An Integrative In Vivo-In Silico Approach for the Treatment of Critical Size Bone Defects |
Q fever is an endemic disease in different parts of Iran . This study aimed to investigate the prevalence of acute Q fever disease among at-risk individuals in northwestern Iran . An etiological study was carried out in 2013 in Tabriz County . A total of 116 individuals who were in contact with livestock and had a nons... | Q fever is a zoonotic contagious disease caused by a bacterium called Coxiella burnetii . It is mostly asymptomatic in livestock and animals . Clinical manifestations of Q fever in humans includes asymptomatic , acute and chronic to fatigue syndrome . The most frequent clinical manifestation of acute Q fever is a flu-l... | [
"Abstract",
"Introduction",
"Materials",
"and",
"methods",
"Results",
"Discussion"
] | [
"livestock",
"medicine",
"and",
"health",
"sciences",
"enzyme-linked",
"immunoassays",
"pathology",
"and",
"laboratory",
"medicine",
"fatigue",
"pathogens",
"geographical",
"locations",
"microbiology",
"headaches",
"bacterial",
"diseases",
"signs",
"and",
"symptoms",
"imm... | 2017 | Acute Q fever in febrile patients in northwestern of Iran |
In a previous work by Alvarez-Martinez et al . ( 2011 ) , the authors pointed out some fallacies in the mainstream interpretation of the prion amyloid formation . It appeared necessary to propose an original hypothesis able to reconcile the in vitro data with the predictions of a mathematical model describing the probl... | Understanding the mechanism of prions is an important issue . Indeed , it involves a mechanism modifying the structure of the proteins that are of high interest in theoretical biology . Knowing the underlying mechanism that leads to prion disease could help further investigations in the world of amyloid disease and for... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biochemistry",
"computer",
"and",
"information",
"sciences",
"mathematical",
"computing",
"mathematics",
"protein",
"interactions",
"molecular",
"complexes",
"theoretical",
"biology",
"proteins",
"applied",
"mathematics",
"biology",
"and",
"life",
"sciences",
"computing",
... | 2014 | A Micellar On-Pathway Intermediate Step Explains the Kinetics of Prion Amyloid Formation |
Although the Factor V Leiden ( FVL ) gene variant is the most prevalent genetic risk factor for venous thrombosis , only 10% of FVL carriers will experience such an event in their lifetime . To identify potential FVL modifier genes contributing to this incomplete penetrance , we took advantage of a perinatal synthetic ... | Abnormal blood clotting in veins ( venous thrombosis ) or arteries ( arterial thrombosis ) are major health problems , with venous thrombosis affecting approximately 1 in every thousand individuals annually in the United States . Susceptibility to venous thrombosis is governed by both genes and environment , with appro... | [
"Abstract",
"Introduction",
"Results",
"and",
"discussion",
"Materials",
"and",
"methods"
] | [
"sequencing",
"techniques",
"medicine",
"and",
"health",
"sciences",
"cardiovascular",
"medicine",
"thrombosis",
"mutation",
"molecular",
"biology",
"techniques",
"dna",
"sequencing",
"mammalian",
"genomics",
"research",
"and",
"analysis",
"methods",
"coagulation",
"disor... | 2018 | Whole exome sequencing of ENU-induced thrombosis modifier mutations in the mouse |
Regular treatment with praziquantel ( PZQ ) is the strategy for human schistosomiasis control aiming to prevent morbidity in later life . With the recent resolution on schistosomiasis elimination by the 65th World Health Assembly , appropriate diagnostic tools to inform interventions are keys to their success . We pres... | Schistosomiasis remains one of the most prevalent parasitic diseases in developing countries , with Schistosoma mansoni being the most widespread of the human-infecting schistosomes . For the routine surveillance of human S . mansoni infection more “field-applicable , ” sensitive , and cost-effective diagnostics that r... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [] | 2013 | A Latent Markov Modelling Approach to the Evaluation of Circulating Cathodic Antigen Strips for Schistosomiasis Diagnosis Pre- and Post-Praziquantel Treatment in Uganda |
Major histocompatibility complex class I ( MHC-I ) molecules present antigenic peptides to CD8+ T cells , and are also important for natural killer ( NK ) cell immune surveillance against infections and cancers . MHC-I molecules are assembled via a complex assembly pathway in the endoplasmic reticulum ( ER ) of cells .... | Human leukocyte antigen ( HLA ) class I molecules present pathogen-derived components ( peptides ) to cytotoxic T cells , thereby inducing the T cells to kill virus-infected cells . A complex cellular pathway involving the transporter associated with antigen processing ( TAP ) is typically required for the loading of p... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"blood",
"cells",
"flow",
"cytometry",
"innate",
"immune",
"system",
"medicine",
"and",
"health",
"sciences",
"antigen",
"presentation",
"immune",
"cells",
"molecular",
"probe",
"techniques",
"immunology",
"immunoblotting",
"cytotoxic",
"t",
"cells",
"molecular",
"bio... | 2018 | Selected HLA-B allotypes are resistant to inhibition or deficiency of the transporter associated with antigen processing (TAP) |
Goat raising is a growing industry in Lao People’s Democratic Republic , with minimal disease investigation to date , especially zoonoses . This study determined the proportional seropositivity of two zoonotic diseases: Q fever ( causative agent Coxiella burnetii ) and Brucellosis ( Brucella species ) in goats across f... | Goat raising is a growing industry in Lao People’s Democratic Republic however there is very little information whether or not goat raising poses a disease threat to farmers and the general population through diseases that may be transmitted between animals and humans ( i . e . , zoonotic diseases ) . To determine this... | [
"Abstract",
"Introduction",
"Materials",
"and",
"methods",
"Results",
"Discussion"
] | [
"livestock",
"medicine",
"and",
"health",
"sciences",
"enzyme-linked",
"immunoassays",
"pathology",
"and",
"laboratory",
"medicine",
"ruminants",
"pathogens",
"tropical",
"diseases",
"microbiology",
"vertebrates",
"animals",
"mammals",
"brucellosis",
"bacterial",
"diseases"... | 2018 | Serosurveillance of Coxiellosis (Q-fever) and Brucellosis in goats in selected provinces of Lao People’s Democratic Republic |
The evolutionary dynamics of HIV during the chronic phase of infection is driven by the host immune response and by selective pressures exerted through drug treatment . To understand and model the evolution of HIV quantitatively , the parameters governing genetic diversification and the strength of selection need to be... | Evolution , in viruses and other organisms , is the result of random genetic diversification by mutation or recombination and selection for survival . In most organisms , evolution is too slow to be observed directly and the evolutionary past has to be reconstructed from static snapshots of the population . This recons... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"infectious",
"diseases/hiv",
"infection",
"and",
"aids",
"evolutionary",
"biology/microbial",
"evolution",
"and",
"genomics",
"genetics",
"and",
"genomics/population",
"genetics"
] | 2010 | Recombination Rate and Selection Strength in HIV Intra-patient Evolution |
The small G-protein Ras is a conserved regulator of cell and tissue growth . These effects of Ras are mediated largely through activation of a canonical RAF-MEK-ERK kinase cascade . An important challenge is to identify how this Ras/ERK pathway alters cellular metabolism to drive growth . Here we report on stimulation ... | The Ras oncogene is one of the primary drivers of cell and tissue growth in both normal development and in diseases such as cancer . In this report , we identify the stimulation of tRNA synthesis as an important mechanism by which Ras functions . Using fruit fly genetics , we show that Ras promotes tRNA synthesis by in... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"phosphorylation",
"transfer",
"rna",
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"rna",
"interference",
"animals",
"animal",
"models",
"developmental",
"biology",
"drosophila",
"melanogaster",
"model",
"organisms",
"experimental",
"organism",
"systems",
"rn... | 2018 | Ras/ERK-signalling promotes tRNA synthesis and growth via the RNA polymerase III repressor Maf1 in Drosophila |
Phenotypic states and evolutionary trajectories available to cell populations are ultimately dictated by complex interactions among DNA , RNA , proteins , and other molecular species . Here we study how evolution of gene regulation in a single-cell eukaryote S . cerevisiae is affected by interactions between transcript... | Specialized proteins called transcription factors turn genes on and off by binding to short stretches of DNA in their regulatory regions . Precise gene regulation is essential for cellular survival and proliferation , and its evolution and maintenance under mutational pressure are central issues in biology . Here we di... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"evolutionary",
"modeling",
"biophysics",
"theory",
"biology",
"and",
"life",
"sciences",
"computational",
"biology",
"biophysics"
] | 2014 | Biophysical Fitness Landscapes for Transcription Factor Binding Sites |
Members of the COE family of transcription factors are required for central nervous system ( CNS ) development . However , the function of COE in the post-embryonic CNS remains largely unknown . An excellent model for investigating gene function in the adult CNS is the freshwater planarian . This animal is capable of r... | COE transcription factors are conserved across widely divergent animals and are crucial for organismal development . COE genes also play roles in adult animals and have been implicated in central nervous system ( CNS ) diseases; however , the function of COE in the post-embryonic CNS remains poorly understood . Planari... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods"
] | [
"developmental",
"biology",
"neurobiology",
"of",
"disease",
"and",
"regeneration",
"medicine",
"and",
"health",
"sciences",
"stem",
"cells",
"animal",
"cells",
"cell",
"biology",
"regeneration",
"neurology",
"biology",
"and",
"life",
"sciences",
"cellular",
"types",
... | 2014 | COE Loss-of-Function Analysis Reveals a Genetic Program Underlying Maintenance and Regeneration of the Nervous System in Planarians |
Phylogenetic networks are necessary to represent the tree of life expanded by edges to represent events such as horizontal gene transfers , hybridizations or gene flow . Not all species follow the paradigm of vertical inheritance of their genetic material . While a great deal of research has flourished into the inferen... | Phylogenetic networks display the evolutionary history of groups of individuals ( species or populations ) including reticulation events such as hybridization , horizontal gene transfer or migration . Here , we present a likelihood method to learn networks from molecular sequences at multiple genes . Our model accounts... | [
"Abstract",
"Introduction",
"Models",
"Results",
"Discussion"
] | [
"taxonomy",
"genetic",
"networks",
"population",
"genetics",
"vertebrates",
"animals",
"animal",
"phylogenetics",
"animal",
"models",
"osteichthyes",
"phylogenetics",
"data",
"management",
"model",
"organisms",
"phylogenetic",
"analysis",
"network",
"analysis",
"genome",
... | 2016 | Inferring Phylogenetic Networks with Maximum Pseudolikelihood under Incomplete Lineage Sorting |
Human mitochondrial DNA ( mtDNA ) replication is first initiated at the origin of H-strand replication . The initiation depends on RNA primers generated by transcription from an upstream promoter ( LSP ) . Here we reconstitute this process in vitro using purified transcription and replication factors . The majority of ... | Human mitochondria contain a double-stranded DNA genome that codes for key components of the oxidative phosphorylation system . The mitochondrial DNA ( mtDNA ) is replicated by a replication machinery distinct from that operating in the nucleus and mutations affecting individual replication factors have been associated... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"sequencing",
"techniques",
"nucleic",
"acid",
"synthesis",
"nucleases",
"mitochondrial",
"dna",
"enzymes",
"dna-binding",
"proteins",
"enzymology",
"dna",
"replication",
"forms",
"of",
"dna",
"mitochondria",
"dna",
"rna",
"synthesis",
"bioenergetics",
"molecular",
"bio... | 2019 | RNase H1 directs origin-specific initiation of DNA replication in human mitochondria |
DNA lesions are sensed by a network of proteins that trigger the DNA damage response ( DDR ) , a signaling cascade that acts to delay cell cycle progression and initiate DNA repair . The Mediator of DNA damage Checkpoint protein 1 ( MDC1 ) is essential for spreading of the DDR signaling on chromatin surrounding Double ... | MDC1 recruit Tankyrases to DNA lesions to regulate homologous recombination and to control check-point activation . | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"immunofluorescence",
"staining",
"gene",
"regulation",
"cell",
"cycle",
"and",
"cell",
"division",
"cell",
"processes",
"light",
"microscopy",
"dna",
"damage",
"immunoprecipitation",
"microscopy",
"confocal",
"microscopy",
"dna",
"epigenetics",
"chromatin",
"research",
... | 2016 | Tankyrases Promote Homologous Recombination and Check Point Activation in Response to DSBs |
Many loci in the human genome harbor complex genomic structures that can result in susceptibility to genomic rearrangements leading to various genomic disorders . Nephronophthisis 1 ( NPHP1 , MIM# 256100 ) is an autosomal recessive disorder that can be caused by defects of NPHP1; the gene maps within the human 2q13 reg... | Genomic instability due to the intrinsic sequence architecture of the genome , such as low copy repeats ( LCRs ) , is a major contributor to de novo mutations that can occur in the process of human genome evolution . LCRs can mediate genomic rearrangements associated with genomic disorders by acting as substrates for n... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Comparative Genomic Analyses of the Human NPHP1 Locus Reveal Complex Genomic Architecture and Its Regional Evolution in Primates |
The morphogenesis of sex combs ( SCs ) , a male trait in many species of fruit flies , is an excellent system in which to study the cell biology , genetics and evolution of a trait . In Drosophila melanogaster , where the incipient SC rotates from horizontal to a vertical position , three signal comb properties have be... | The sex comb ( SC ) is a series of modified bristles on the male forelegs of many species of fruit flies . The size , position and shape of these sex combs vary drastically across different fly species . Therefore , SCs are a model system which illustrates the interaction between evolution and organism development infl... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"statistics",
"animals",
"epithelial",
"cells",
"simulation",
"and",
"modeling",
"animal",
"models",
"developmental",
"biology",
"drosophila",
"melanogaster",
"model",
"organisms",
"mathematics",
"experimental",
"o... | 2018 | Rotation of sex combs in Drosophila melanogaster requires precise and coordinated spatio-temporal dynamics from forces generated by epithelial cells |
The strength and breadth of an individual’s antibody repertoire is an important predictor of their response to influenza infection or vaccination . Although progress has been made in understanding qualitatively how repeated exposures shape the antibody mediated immune response , quantitative understanding remains limit... | Despite most individuals having some preexisting immunity from past influenza infections and vaccinations , a significant proportion of the human population is infected with influenza each year . Predicting how an individual’s antibody profile will change following exposure is therefore useful for evaluating which popu... | [
"Abstract",
"Introduction",
"Materials",
"&",
"methods",
"Results",
"Discussion"
] | [
"medicine",
"and",
"health",
"sciences",
"immune",
"physiology",
"influenza",
"immunology",
"vertebrates",
"animals",
"mammals",
"vaccines",
"preventive",
"medicine",
"immunologic",
"adjuvants",
"infectious",
"disease",
"control",
"antibodies",
"vaccination",
"and",
"immu... | 2019 | Characterising antibody kinetics from multiple influenza infection and vaccination events in ferrets |
The carbon storage regulator protein CsrA regulates cellular processes post-transcriptionally by binding to target-RNAs altering translation efficiency and/or their stability . Here we identified and analyzed the direct targets of CsrA in the human pathogen Legionella pneumophila . Genome wide transcriptome , proteome ... | The RNA binding protein CsrA is the master regulator of the bi-phasic life cycle of Legionella pneumophila governing virulence expression in this intracellular pathogen . Here , we have used deep sequencing of RNA enriched by co-immunoprecipitation with epitope-tagged CsrA to identify CsrA-associated transcripts at the... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"electrophoretic",
"mobility",
"shift",
"assay",
"gene",
"regulation",
"pathogens",
"messenger",
"rna",
"microbiology",
"operons",
"dna",
"transcription",
"regulator",
"genes",
"gene"... | 2017 | The Legionella pneumophila genome evolved to accommodate multiple regulatory mechanisms controlled by the CsrA-system |
The use of conventional chemical insecticides and bacterial toxins to control lepidopteran pests of global agriculture has imposed significant selection pressure leading to the rapid evolution of insecticide resistance . Transgenic crops ( e . g . , cotton ) expressing the Bt Cry toxins are now used world wide to contr... | Transgenic crops expressing the insecticidal protein Cry2Ab from Bacillus thuringiensis ( Bt ) are used worldwide to suppress damage by lepidopteran pests , often used in combination with Cry1Ac toxin to delay resistance evolution . Until now , the Cry2Ab mode of action and the mechanism of resistance were unknown , wi... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Insect Resistance to Bacillus thuringiensis Toxin Cry2Ab Is Conferred by Mutations in an ABC Transporter Subfamily A Protein |
Coastal marine ecosystems can be managed by actions undertaken both on the land and in the ocean . Quantifying and comparing the costs and benefits of actions in both realms is therefore necessary for efficient management . Here , we quantify the link between terrestrial sediment runoff and a downstream coastal marine ... | Many coastal marine ecosystems are threatened by anthropogenic activities , but often , the best way to restore and protect these important ecosystems is unclear . Conventional wisdom suggests that the 2 most effective conservation actions to benefit coastal marine ecosystems are implementation of marine protected area... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"ecology",
"and",
"environmental",
"sciences",
"marine",
"ecosystems",
"oceans",
"marine",
"biology",
"aquatic",
"environments",
"geology",
"habitats",
"bodies",
"of",
"water",
"marine",
"environments",
"petrology",
"ecosystems",
"marine",
"and",
"aquatic",
"sciences",
... | 2017 | Simple rules can guide whether land- or ocean-based conservation will best benefit marine ecosystems |
In order to record the stream of autobiographical information that defines our unique personal history , our brains must form durable memories from single brief exposures to the patterned stimuli that impinge on them continuously throughout life . However , little is known about the computational strategies or neural m... | Humans can effortlessly recognize a pattern as familiar even after a single presentation and a long delay , and our capacity to do so even with complex stimuli such as images has been called "almost limitless" . How is the information needed to support familiarity judgements stored so rapidly and held so reliably for s... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"learning",
"medicine",
"and",
"health",
"sciences",
"action",
"potentials",
"neural",
"networks",
"engineering",
"and",
"technology",
"nervous",
"system",
"signal",
"processing",
"membrane",
"potential",
"social",
"sciences",
"electrophysiology",
"neuroscience",
"learnin... | 2019 | How Dendrites Affect Online Recognition Memory |
Four SIV-infected monkeys with high plasma virus and CNS injury were treated with an anti-α4 blocking antibody ( natalizumab ) once a week for three weeks beginning on 28 days post-infection ( late ) . Infection in the brain and gut were quantified , and neuronal injury in the CNS was assessed by MR spectroscopy , and ... | To determine whether ongoing cell traffic is required for SIV-associated tissue damage , we blocked monocyte and T lymphocyte traffic to the brain and gut during a ) ongoing infection or , b ) at the time of infection . When animals were treated at four weeks post infection ( late ) , once significant neuronal injury a... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"blood",
"cells",
"immune",
"cells",
"cytokines",
"immunology",
"neuroscience",
"histology",
"developmental",
"biology",
"molecular",
"development",
"immunologic",
"techniques",
"immunohistochemical",
"analysis",
"neuroimaging",
"research",
"and",
"analysis",
"methods",
"wh... | 2014 | Anti-α4 Antibody Treatment Blocks Virus Traffic to the Brain and Gut Early, and Stabilizes CNS Injury Late in Infection |
The analysis of microbiome compositions in the human gut has gained increasing interest due to the broader availability of data and functional databases and substantial progress in data analysis methods , but also due to the high relevance of the microbiome in human health and disease . While most analyses infer intera... | Over the last years the composition of microbial communities in the human gut , the gut microbiome , has gained prominence in clinical research . Providing an estimate of the microbial interaction network from compositional data is an important prerequisite for clinical interpretation and for a better theoretical under... | [
"Abstract",
"Introduction",
"Methods",
"Results"
] | [
"ecology",
"and",
"environmental",
"sciences",
"microbiome",
"metabolic",
"networks",
"microbiology",
"species",
"delimitation",
"simulation",
"and",
"modeling",
"network",
"analysis",
"speciation",
"thermodynamics",
"microbial",
"genomics",
"research",
"and",
"analysis",
... | 2017 | Boolean analysis reveals systematic interactions among low-abundance species in the human gut microbiome |
Trypanosoma brucei is the etiological agent of Human African Trypanosomiasis , an endemic parasitic disease of sub-Saharan Africa . TbCatB and rhodesain are the sole Clan CA papain-like cysteine proteases produced by the parasite during infection of the mammalian host and are implicated in the progression of disease . ... | Proteases are ubiquitous in all forms of life and catalyze the enzymatic degradation of proteins . These enzymes regulate and coordinate a vast number of cellular processes and are therefore essential to many organisms . While serine proteases dominate in mammals , parasitic organisms commonly rely on cysteine protease... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"biophysics/biomacromolecule-ligand",
"interactions",
"biochemistry/protein",
"chemistry",
"computational",
"biology/macromolecular",
"structure",
"analysis"
] | 2010 | Crystal Structures of TbCatB and Rhodesain, Potential Chemotherapeutic Targets and Major Cysteine Proteases of Trypanosoma brucei |
Aberrant O-glycosylation of serum immunoglobulin A1 ( IgA1 ) represents a heritable pathogenic defect in IgA nephropathy , the most common form of glomerulonephritis worldwide , but specific genetic factors involved in its determination are not known . We performed a quantitative GWAS for serum levels of galactose-defi... | O-glycosylation is a common type of post-translational modification of proteins; specific abnormalities in the mechanism of O-glycosylation have been implicated in cancer , inflammatory and blood diseases . However , the molecular basis of abnormal O-glycosylation in these complex disorders is not known . We studied th... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"genome-wide",
"association",
"studies",
"gene",
"regulation",
"mathematics",
"statistics",
"(mathematics)",
"genome",
"analysis",
"molecular",
"biology",
"techniques",
"genotyping",
"research",
"and",
"analysis",
"methods",
"small",
"interfering",
"rnas",
"genomic",
"sig... | 2017 | GWAS for serum galactose-deficient IgA1 implicates critical genes of the O-glycosylation pathway |
Sri Lanka’s Anti Filariasis Campaign distributed 5 rounds of mass drug administration ( MDA with DEC plus albendazole ) to all endemic regions in the country from 2002–2006 . Post-MDA surveillance results have generally been encouraging . However , recent studies have documented low level persistence of Wuchereria banc... | Lymphatic filariasis ( LF ) is a disabling neglected tropical disease that affects millions of people in 73 countries . The Global Program to Eliminate Lymphatic Filariasis ( GPELF ) is using mass drug administration ( MDA ) to reduce infections in humans below levels required for sustained transmission by mosquitoes .... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"body",
"fluids",
"geographical",
"locations",
"parasitic",
"diseases",
"animals",
"filariasis",
"molecular",
"biology",
"techniques",
"insect",
"vectors",
"research",
"and",
"analysis",
"methods",
"public",
"and... | 2016 | Programmatic Use of Molecular Xenomonitoring at the Level of Evaluation Units to Assess Persistence of Lymphatic Filariasis in Sri Lanka |
Almost immediately after a human being is born , so too is a new microbial ecosystem , one that resides in that person's gastrointestinal tract . Although it is a universal and integral part of human biology , the temporal progression of this process , the sources of the microbes that make up the ecosystem , how and wh... | It has been recognized for nearly a century that human beings are inhabited by a remarkably dense and diverse microbial ecosystem , yet we are only just beginning to understand and appreciate the many roles that these microbes play in human health and development . Knowing the composition of this ecosystem is a crucial... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"developmental",
"biology",
"ecology",
"obstetrics",
"pediatrics",
"and",
"child",
"health",
"immunology",
"microbiology",
"homo",
"(human)",
"eubacteria"
] | 2007 | Development of the Human Infant Intestinal Microbiota |
To determine whether variation in the preservative , pore size of the sieve , solvent , centrifugal force and centrifugation time used in the Ridley-Allen Concentration method for examining faecal specimens for parasite stages had any effect on their recovery in faecal specimens . A questionnaire was sent to all partic... | UKNEQAS Parasitology and participants themselves noted poor performance in examining faecal specimens that contained low numbers of parasites . Our survey of methods used showed that 96% of respondents used a concentration method based on the Modified Ridley-Allen technique , but there were differences regarding whethe... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"invertebrates",
"chemical",
"compounds",
"laboratory",
"equipment",
"engineering",
"and",
"technology",
"organic",
"compounds",
"animals",
"parasitology",
"preservatives",
"developmental",
"biology",
"ascaris",
"ascaris",
"lumbricoides",
"centrifugation",
"research",
"and",
... | 2016 | Faecal Parasitology: Concentration Methodology Needs to be Better Standardised |
Electroencephalography ( EEG ) provides a non-invasive measure of brain electrical activity . Neural population models , where large numbers of interacting neurons are considered collectively as a macroscopic system , have long been used to understand features in EEG signals . By tuning dozens of input parameters descr... | Electroencephalography ( EEG ) , where electrodes are used to measure electric potential on the outside of the scalp , provides a simple , non-invasive way to study brain activity . Physiological interpretation of features in EEG signals has often involved use of collective models of neural populations . These neural p... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"medicine",
"and",
"health",
"sciences",
"markov",
"models",
"membrane",
"potential",
"brain",
"electrophysiology",
"electrophysiology",
"neuroscience",
"clinical",
"medicine",
"systems",
"science",
"mathematics",
"physiological",
"parameters",
"algebra",
"brain",
"mapping"... | 2019 | Parameter estimation and identifiability in a neural population model for electro-cortical activity |
DNA double-strand breaks ( DSBs ) are formed during meiosis by the action of the topoisomerase-like Spo11/Rec12 protein , which remains covalently bound to the 5′ ends of the broken DNA . Spo11/Rec12 removal is required for resection and initiation of strand invasion for DSB repair . It was previously shown that buddin... | A diploid zygote arises by fusion of two haploid gametes . The specific cell division leading to haploid gametes with haploid chromosome number , accompanied by recombination of genetic material , is called meiosis . It is essential for sexually reproducing eukaryotes . During meiotic prophase , shortly after DNA repli... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"molecular",
"biology/dna",
"repair",
"molecular",
"biology/recombination",
"cell",
"biology/developmental",
"molecular",
"mechanisms",
"genetics",
"and",
"genomics/chromosome",
"biology"
] | 2009 | Ctp1 and the MRN-Complex Are Required for Endonucleolytic Rec12 Removal with Release of a Single Class of Oligonucleotides in Fission Yeast |
Leptospirosis has become an urban health problem as slum settlements have expanded worldwide . Efforts to identify interventions for urban leptospirosis have been hampered by the lack of population-based information on Leptospira transmission determinants . The aim of the study was to estimate the prevalence of Leptosp... | Leptospirosis , a life-threatening zoonotic disease , has become an important urban slum health problem . Epidemics of leptospirosis now occur in cities throughout the developing world , as the growth of slum settlements has produced conditions for rat-borne transmission of this disease . In this prevalence survey of m... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"infectious",
"diseases/bacterial",
"infections",
"infectious",
"diseases/neglected",
"tropical",
"diseases",
"infectious",
"diseases/epidemiology",
"and",
"control",
"of",
"infectious",
"diseases"
] | 2008 | Impact of Environment and Social Gradient on Leptospira Infection in Urban Slums |
Increasing emphasis on integrated control of neglected tropical diseases ( NTDs ) requires identification of co-endemic areas . Integrated surveys for lymphatic filariasis ( LF ) , schistosomiasis and soil-transmitted helminth ( STH ) infection have been recommended for this purpose . Integrated survey designs inevitab... | Control of neglected tropical diseases ( NTDs ) is suggested to be more cost-effective when drugs are co-administered through a single integrated delivery system rather than separate systems . An essential prerequisite for such efficiency gains is sufficient geographical overlap of the targeted diseases – lymphatic fil... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"infectious",
"diseases/helminth",
"infections",
"evidence-based",
"healthcare/health",
"services",
"research",
"and",
"economics",
"public",
"health",
"and",
"epidemiology/health",
"services",
"research",
"and",
"economics",
"infectious",
"diseases/neglected",
"tropical",
"d... | 2010 | Integrated Surveys of Neglected Tropical Diseases in Southern Sudan: How Much Do They Cost and Can They Be Refined? |
Regulation of transforming growth factor-β ( TGF-β ) signaling is critical in vertebrate development , as several members of the TGF-β family have been shown to act as morphogens , controlling a variety of cell fate decisions depending on concentration . Little is known about the role of intracellular regulation of the... | In development , cells respond to secreted signals ( called morphogens ) by turning on or off sets of target genes . How does gene activity adjust quickly in response to rapidly changing extracellular signals ? This should require efficient removal of old/used signaling effectors ( signal-activated transcription factor... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods",
"Supporting",
"Information"
] | [
"biochemistry",
"developmental",
"biology",
"mus",
"(mouse)",
"mammals"
] | 2007 | Arkadia Enhances Nodal/TGF-β Signaling by Coupling Phospho-Smad2/3 Activity and Turnover |
Plasmodium vivax is highly endemic in the lowlands of Papua New Guinea and accounts for a large proportion of the malaria cases in children less than 5 years of age . We collected 2117 blood samples at 2-monthly intervals from a cohort of 268 children aged 1 to 4 . 5 years and estimated the diversity and multiplicity o... | The parasite Plasmodium vivax is the second most frequent cause of malaria in humans . In the Maprik area in lowland Papua New Guinea , P . vivax and P . falciparum are sympatric each with a prevalence of around 50% . Longitudinal samples from 268 children aged 1 to 4 . 5 years over 16 months were collected . The 1162 ... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"public",
"health",
"and",
"epidemiology",
"epidemiology",
"infectious",
"disease",
"epidemiology",
"biology",
"microbiology",
"population",
"biology",
"parasitology"
] | 2011 | Multiplicity and Diversity of Plasmodium vivax Infections in a Highly Endemic Region in Papua New Guinea |
Theoretical models of infection spread on networks predict that targeting vaccination at individuals with a very large number of contacts ( superspreaders ) can reduce infection incidence by a significant margin . These models generally assume that superspreaders will always agree to be vaccinated . Hence , they cannot... | Superspreaders are the small number of individuals responsible for the majority of infections . Theoretical models have shown how vaccinating superspreaders can be a highly efficient way to control disease . However , these models neglect behavior by assuming that superspreaders will always agree to be vaccinated . Thi... | [
"Abstract",
"Introduction",
"Model",
"Results",
"Discussion"
] | [
"medicine",
"public",
"health",
"and",
"epidemiology",
"infectious",
"disease",
"epidemiology",
"population",
"dynamics",
"applied",
"mathematics",
"spatial",
"epidemiology",
"mathematics",
"population",
"modeling",
"population",
"biology",
"infectious",
"disease",
"control... | 2013 | Policy Resistance Undermines Superspreader Vaccination Strategies for Influenza |
Duplications play a significant role in both extremes of the phenotypic spectrum of newly arising mutations: they can have severe deleterious effects ( e . g . duplications underlie a variety of diseases ) but can also be highly advantageous . The phenotypic potential of newly arisen duplications has stimulated wide in... | DNA duplications are important contributors to the phenotypic differences observed between individuals . These mutations can disrupt the normal functioning of genes and so are often associated with disease . But because they can add genetic information they can also lead to evolutionary change . Understanding how selec... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"genetic",
"mutation",
"population",
"genetics",
"mutational",
"hypotheses",
"animal",
"models",
"mutation",
"drosophila",
"melanogaster",
"model",
"organisms",
"mutation",
"types",
"effective",
"population",
"size",
"genomics",
"genetic",
"polymorphism",
"comparative",
"... | 2011 | Drosophila Duplication Hotspots Are Associated with Late-Replicating Regions of the Genome |
Leprosy is an infectious disease affecting skin and peripheral nerves resulting in increased morbidity and physical deformities . Early diagnosis provides opportune treatment and reduces its complications , relying fundamentally on the demonstration of impaired sensation in suggestive cutaneous lesions . The loss of ta... | Our study has addressed objectively the rarefaction of cutaneous thin nerve fibers density and its correlation with quantitative thermal sensory test in leprosy patients . Thermal sensitivity evaluation is crucial to the early diagnosis of leprosy , since it is the first type of cutaneous sensitivity lost in the lesion... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"dermatology",
"infectious",
"diseases",
"bacterial",
"diseases",
"public",
"health",
"and",
"epidemiology",
"skin",
"infections",
"leprosy",
"public",
"health"
] | 2012 | Degree of Skin Denervation and Its Correlation to Objective Thermal Sensory Test in Leprosy Patients |
The major histocompatibility complex ( MHC ) contains the most polymorphic genetic system in humans , the human leukocyte antigen ( HLA ) genes of the adaptive immune system . High allelic diversity in HLA is argued to be maintained by balancing selection , such as negative frequency-dependent selection or heterozygote... | The adaptive immune system presents antigens derived from pathogenic and normal self proteins on the cell surface using human leukocyte antigen ( HLA ) molecules . The HLA loci coding for these molecules are found in major histocompatibility complex ( MHC ) region , the most polymorphic region in the human genome , wit... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"medicine",
"and",
"health",
"sciences",
"population",
"genetics",
"immunology",
"alleles",
"genetic",
"mapping",
"linkage",
"disequilibrium",
"clinical",
"medicine",
"population",
"biology",
"major",
"histocompatibility",
"complex",
"homozygosity",
"genetic",
"loci",
"ha... | 2017 | HLA class I haplotype diversity is consistent with selection for frequent existing haplotypes |
Pseudomonas entomophila is an entomopathogenic bacterium that infects and kills Drosophila . P . entomophila pathogenicity is linked to its ability to cause irreversible damages to the Drosophila gut , preventing epithelium renewal and repair . Here we report the identification of a novel pore-forming toxin ( PFT ) , M... | Insects are potential reservoirs for microbes and ideal vectors for their transmission due to their motility and capacity to live in bacteria-rich environments . This is exemplified by fruit flies that live in rotting fruits and are capable of transmitting phytopathogenic bacteria . Insects are notably resistant to mic... | [
"Abstract",
"Introduction",
"Results",
"Materials",
"and",
"Methods"
] | [
"toxicology",
"immunology",
"biology",
"microbiology",
"host-pathogen",
"interaction",
"immune",
"response"
] | 2011 | Monalysin, a Novel ß-Pore-Forming Toxin from the Drosophila Pathogen Pseudomonas entomophila, Contributes to Host Intestinal Damage and Lethality |
Toll-like receptor ( TLR ) ligands have been explored as vaccine adjuvants for tumor and virus immunotherapy , but few TLR ligands affecting schistosoma vaccines have been characterized . Previously , we developed a partially protective DNA vaccine encoding the 26-kDa glutathione S-transferase of Schistosoma japonicum ... | There is evidence that TLR activation can block Treg cell responses and thereby break tolerance to self-antigens . It is expected that the use of TLR ligands as vaccine adjuvants will induce potent anti-pathogen immune responses and simultaneously overcome immune inhibition mediated by Tregs . However , the impact of T... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"vaccines",
"medicine",
"vaccination",
"infectious",
"diseases",
"schistosomiasis",
"clinical",
"immunology",
"immunity",
"immunology",
"parasitic",
"diseases",
"immunomodulation"
] | 2013 | Combined TLR7/8 and TLR9 Ligands Potentiate the Activity of a Schistosoma japonicum DNA Vaccine |
Modified vaccinia virus Ankara ( MVA ) is the leading poxvirus vector for development of vaccines against diverse infectious diseases . This distinction is based on high expression of proteins and good immunogenicity despite an inability to assemble infectious progeny in human cells , which together promote efficacy an... | Poxvirus vectors have outstanding properties for development of vaccines against a myriad of infectious agents due to their ability to retain long segments of foreign DNA and high-level gene expression . Safety concerns led to a preference for attenuated poxviruses that lost the ability to produce infectious progeny in... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"medicine",
"and",
"health",
"sciences",
"poxviruses",
"pathology",
"and",
"laboratory",
"medicine",
"pathogens",
"microbiology",
"viruses",
"virus",
"effects",
"on",
"host",
"gene",
"expression",
"dna",
"replication",
"dna",
"viruses",
"genome",
"analysis",
"dna",
... | 2019 | SPI-1 is a missing host-range factor required for replication of the attenuated modified vaccinia Ankara (MVA) vaccine vector in human cells |
Understanding the computations performed by neuronal circuits requires characterizing the strength and dynamics of the connections between individual neurons . This characterization is typically achieved by measuring the correlation in the activity of two neurons . We have developed a new measure for studying connectiv... | The root of our brain's computational power lies in its trillions of connections . With our increasing ability to study these connections experimentally comes the need for analytical tools that can be used to develop meaningful quantitative characterizations . In this manuscript , we present a new such tool , increment... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"neuroscience/theoretical",
"neuroscience",
"neuroscience/sensory",
"systems"
] | 2010 | Incremental Mutual Information: A New Method for Characterizing the Strength and Dynamics of Connections in Neuronal Circuits |
During meiosis , chromosomes undergo a homology search in order to locate their homolog to form stable pairs and exchange genetic material . Early in prophase , chromosomes associate in mostly non-homologous pairs , tethered only at their centromeres . This phenomenon , conserved through higher eukaryotes , is termed c... | Meiosis enables sexual reproduction in eukaryotes by producing gametes . In the process , it increases genetic diversity through recombination of homologous chromosomes from the parents . Genetic diversity constitutes an evolutionary advantage . Prior to finding their unique pairing partner ( homolog ) , chromosomes as... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods"
] | [
"meiosis",
"homologous",
"chromosomes",
"chromosome",
"structure",
"and",
"function",
"centromeres",
"cell",
"cycle",
"and",
"cell",
"division",
"cell",
"processes",
"telomeres",
"fungi",
"model",
"organisms",
"dna",
"homologous",
"recombination",
"research",
"and",
"... | 2016 | Multiple Pairwise Analysis of Non-homologous Centromere Coupling Reveals Preferential Chromosome Size-Dependent Interactions and a Role for Bouquet Formation in Establishing the Interaction Pattern |
Genome-wide association studies ( GWASs ) have identified many disease associated loci , the majority of which have unknown biological functions . Understanding the mechanism underlying trait associations requires identifying trait-relevant tissues and investigating associations in a trait-specific fashion . Here , we ... | Identifying trait-relevant tissues is an important step towards understanding disease etiology . Computational methods have been recently developed to integrate SNP functional annotations generated from omics studies to genome-wide association studies ( GWASs ) to infer trait-relevant tissues . However , two important ... | [
"Abstract",
"Introduction",
"Materials",
"and",
"methods",
"Results",
"Discussion"
] | [
"genome-wide",
"association",
"studies",
"sociology",
"dna-binding",
"proteins",
"social",
"sciences",
"simulation",
"and",
"modeling",
"probability",
"distribution",
"mathematics",
"statistics",
"(mathematics)",
"test",
"statistics",
"genome",
"analysis",
"molecular",
"gen... | 2018 | Identifying and exploiting trait-relevant tissues with multiple functional annotations in genome-wide association studies |
Genetic risk prediction is an important goal in human genetics research and precision medicine . Accurate prediction models will have great impacts on both disease prevention and early treatment strategies . Despite the identification of thousands of disease-associated genetic variants through genome wide association s... | Genetic risk prediction plays a significant role in precision medicine . Accurate prediction models could have great impact on disease prevention and early treatment strategies . For example , mutations in BRCA1 and BRCA2 have been used to evaluate women’s breast cancer risk and as a guideline for early screening . How... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods",
"Ethics",
"statement",
"Data",
"access"
] | [
"genome-wide",
"association",
"studies",
"rheumatology",
"medicine",
"and",
"health",
"sciences",
"breast",
"tumors",
"functional",
"genomics",
"immunology",
"cancers",
"and",
"neoplasms",
"oncology",
"diabetes",
"mellitus",
"rheumatoid",
"arthritis",
"clinical",
"medicin... | 2017 | Leveraging functional annotations in genetic risk prediction for human complex diseases |
An extraordinarily precise regulation of chlorophyll biosynthesis is essential for plant growth and development . However , our knowledge on the complex regulatory mechanisms of chlorophyll biosynthesis is very limited . Previous studies have demonstrated that miR171-targeted scarecrow-like proteins ( SCL6/22/27 ) nega... | Chlorophyll biosynthesis is essential for plant growth and development . To date , the regulatory mechanisms of chlorophyll biosynthesis have been well understood only in dark conditions . Previous reports showed that miR171-targeted SCL6/22/27 proteins were involved in chlorophyll biosynthesis . However , the molecula... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"plant",
"anatomy",
"plant",
"science",
"plant",
"physiology",
"leaves",
"cell",
"biology",
"plant",
"cell",
"biology",
"biology",
"and",
"life",
"sciences",
"chloroplasts",
"cellular",
"structures",
"and",
"organelles"
] | 2014 | Arabidopsis miR171-Targeted Scarecrow-Like Proteins Bind to GT cis-Elements and Mediate Gibberellin-Regulated Chlorophyll Biosynthesis under Light Conditions |
Ciliopathies are a group of human disorders caused by dysfunction of primary cilia , ubiquitous microtubule-based organelles involved in transduction of extra-cellular signals to the cell . This function requires the concentration of receptors and channels in the ciliary membrane , which is achieved by complex traffick... | Ciliopathies are a group of disorders caused by dysfunction of primary cilia , ubiquitous organelles involved in signal transduction . Mutations in CC2D2A cause two ciliopathies , Joubert and Meckel syndromes , and result in loss of ciliary protein localization . The mechanism by which CC2D2A , located at the ciliary t... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | The Ciliopathy Protein CC2D2A Associates with NINL and Functions in RAB8-MICAL3-Regulated Vesicle Trafficking |
Skin invasion is the initial step in infection of the human host by schistosome blood flukes . Schistosome larvae have the remarkable ability to overcome the physical and biochemical barriers present in skin in the absence of any mechanical trauma . While a serine peptidase with activity against insoluble elastin appea... | Schistosome parasites are a major cause of disease in the developing world , but the mechanism by which these parasites first infect their host has been studied at the molecular level only for S . mansoni . In this paper , we have mined recent genome annotations of S . mansoni and S . japonicum , a zoonotic schistosome... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"biochemistry",
"biology",
"proteomics",
"zoology",
"parasitology"
] | 2011 | Proteomic Analysis of Human Skin Treated with Larval Schistosome Peptidases Reveals Distinct Invasion Strategies among Species of Blood Flukes |
Adenomatous polyposis coli ( APC ) inactivating mutations are present in most human colorectal cancers and some other cancers . The APC protein regulates the β-catenin protein pool that functions as a co-activator of T cell factor ( TCF ) -regulated transcription in Wnt pathway signaling . We studied effects of reduced... | Enhanced Wnt signaling contributes to colorectal and other cancers . β-catenin functions in Wnt signaling as a T cell factor ( TCF ) transcriptional co-activator . Previous studies showed specific β-catenin dosage favors Wnt signaling-dependent tumorigenesis for some tumor types . However , earlier studies emphasized t... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Tissue-Specific Effects of Reduced β-catenin Expression on Adenomatous Polyposis Coli Mutation-Instigated Tumorigenesis in Mouse Colon and Ovarian Epithelium |
The intricate molecular details of protein-protein interactions ( PPIs ) are crucial for function . Therefore , measuring the same interacting protein pair again , we expect the same result . This work measured the similarity in the molecular details of interaction for the same and for homologous protein pairs between ... | The number of known protein-protein interactions ( PPIs ) grows rapidly , yet their molecular details remain largely unknown . Over the last years , structural biologists have addressed this issue with an increased output of structurally resolved hetero complexes . This wealth now enables statistically significant quan... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"macromolecular",
"complex",
"analysis",
"biochemistry",
"protein",
"interactions",
"proteome",
"genetic",
"polymorphism",
"proteins",
"protein",
"structure",
"macromolecular",
"assemblies",
"population",
"genetics",
"biology",
"computational",
"biology",
"proteomics",
"macro... | 2012 | Alternative Protein-Protein Interfaces Are Frequent Exceptions |
Most phenotypic variation present in natural populations is under polygenic control , largely determined by genetic variation at quantitative trait loci ( QTLs ) . These genetic loci frequently interact with the environment , development , and each other , yet the importance of these interactions on the underlying gene... | A principal interest in biology is to understand how natural genetic variation translates into phenotypic variation . A key component of this connection is how the genetic variation interacts with other sources of variation , such as environment ( G×E ) , development ( G×D ) , or other genetic loci ( G×G or epistasis )... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"plant",
"biology/plant-biotic",
"interactions",
"ecology/plant-environment",
"interactions",
"biochemistry",
"plant",
"biology/plant",
"genomes",
"and",
"evolution",
"evolutionary",
"biology/plant",
"genomes",
"and",
"evolution",
"developmental",
"biology/plant",
"growth",
"an... | 2008 | Genetic Networks Controlling Structural Outcome of Glucosinolate Activation across Development |
Natural protein sequences contain a record of their history . A common constraint in a given protein family is the ability to fold to specific structures , and it has been shown possible to infer the main native ensemble by analyzing covariations in extant sequences . Still , many natural proteins that fold into the sa... | Unlike most natural proteins that are made with apparently random strings of amino acids , repeat-proteins are formed with tandem stretches of similar elements . The statistical description for these occurrences can be captured with a simple energetic model that accounts for evolutionary mechanism that gave rise to the... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"sequencing",
"techniques",
"split-decomposition",
"method",
"globular",
"proteins",
"multiple",
"alignment",
"calculation",
"mutation",
"protein",
"structure",
"molecular",
"biology",
"techniques",
"research",
"and",
"analysis",
"methods",
"sequence",
"analysis",
"sequence... | 2017 | Inferring repeat-protein energetics from evolutionary information |
Yersinia pestis , the etiologic agent of the disease plague , has been implicated in three historical pandemics . These include the third pandemic of the 19th and 20th centuries , during which plague was spread around the world , and the second pandemic of the 14th–17th centuries , which included the infamous epidemic ... | Plague is a notorious and fatal human disease caused by the bacterium Yersinia pestis that is endemic in many countries around the world . Three of the most devastating pandemics in human history have been associated with plague . The second pandemic originated in central Asia and peaked in Europe between 1348 and 1350... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"social",
"and",
"behavioral",
"sciences",
"biological",
"anthropology",
"genetics",
"biology",
"microbiology",
"anthropology"
] | 2013 | Yersinia pestis DNA from Skeletal Remains from the 6th Century AD Reveals Insights into Justinianic Plague |
Mutations in human Gli-similar ( GLIS ) 3 protein cause neonatal diabetes . The GLIS3 gene region has also been identified as a susceptibility risk locus for both type 1 and type 2 diabetes . GLIS3 plays a role in the generation of pancreatic beta cells and in insulin gene expression , but there is no information on th... | Pancreatic beta cell dysfunction and death is a central event in the pathogenesis of diabetes . Genome-wide association studies have identified a large number of associations between specific loci and the two main forms of diabetes , namely type 1 and type 2 diabetes , but the mechanisms by which these candidate genes ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"insulin",
"gene",
"regulation",
"endocrine",
"system",
"genetics",
"molecular",
"genetics",
"gene",
"expression",
"biology",
"anatomy",
"and",
"physiology",
"gene",
"splicing",
"endocrine",
"physiology"
] | 2013 | GLIS3, a Susceptibility Gene for Type 1 and Type 2 Diabetes, Modulates Pancreatic Beta Cell Apoptosis via Regulation of a Splice Variant of the BH3-Only Protein Bim |
Long non-coding RNAs ( lncRNAs ) ( > 200 bp ) play crucial roles in transcriptional regulation during numerous biological processes . However , it is challenging to comprehensively identify lncRNAs , because they are often expressed at low levels and with more cell-type specificity than are protein-coding genes . In th... | Between 70 and 90% of the mammalian genome is transcribed at some point during development; however , only < 2% of the genome is associated with protein-coding genes . Emerging evidence suggests that long non-coding RNAs ( lncRNAs; > 200 bp ) play important roles in cell fate determination . In the present study , we b... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Comprehensive Identification of Long Non-coding RNAs in Purified Cell Types from the Brain Reveals Functional LncRNA in OPC Fate Determination |
Chagas disease also known as American trypanosomiasis is caused by the protozoan Trypanosoma cruzi . Over the last 30 years , Chagas disease has expanded from a neglected parasitic infection of the rural population to an urbanized chronic disease , becoming a potentially emergent global health problem . T . cruzi strai... | Chagas disease is one of the most important neglected diseases with an estimated number of 6–7 million infected individuals , the majority living in Central and South America . The Trypanosoma cruzi ( T . cruzi ) protozoan parasite is the etiological agent of Chagas disease . T . cruzi is highly genetically diverse and... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"and",
"health",
"sciences",
"libraries",
"tropical",
"diseases",
"microbiology",
"database",
"searching",
"parasitic",
"diseases",
"parasitic",
"protozoans",
"protozoan",
"life",
"cycles",
"developmental",
"biology",
"protein",
"expression",
"protozoans",
"ne... | 2018 | Development of a Trypanosoma cruzi strain typing assay using MS2 peptide spectral libraries (Tc-STAMS2) |
Rotavirus is the leading agent causing acute gastroenteritis in young children , with the P[8] genotype accounting for more than 80% of infections in humans . The molecular bases for binding of the VP8* domain from P[8] VP4 spike protein to its cellular receptor , the secretory H type-1 antigen ( Fuc-α1 , 2-Gal-β1 , 3-... | The interaction of viruses with host glycans has become an important topic in the study of enteric virus infectivity . This interaction modulates several aspects of the viral cycle , including viral attachment , which in most cases depends on the host glycobiology dictated by the secretor and Lewis genotypes . The capa... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"medicine",
"and",
"health",
"sciences",
"chemical",
"characterization",
"immune",
"physiology",
"crystal",
"structure",
"pathology",
"and",
"laboratory",
"medicine",
"pathogens",
"immunology",
"condensed",
"matter",
"physics",
"microbiology",
"reoviruses",
"viruses",
"rn... | 2019 | Unraveling the role of the secretor antigen in human rotavirus attachment to histo-blood group antigens |
Interactions between HLA class I molecules and killer-cell immunoglobulin-like receptors ( KIR ) control natural killer cell ( NK ) functions in immunity and reproduction . Encoded by genes on different chromosomes , these polymorphic ligands and receptors correlate highly with disease resistance and susceptibility . A... | Natural killer cells are white blood cells with critical roles in human health that deliver front-line immunity against pathogens and nurture placentation in early pregnancy . Controlling these functions are cell-surface receptors called KIR that interact with HLA class I ligands expressed on most cells of the body . K... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2013 | Co-evolution of Human Leukocyte Antigen (HLA) Class I Ligands with Killer-Cell Immunoglobulin-Like Receptors (KIR) in a Genetically Diverse Population of Sub-Saharan Africans |
Genetically encoded biosensors based on fluorescence resonance energy transfer ( FRET ) have been widely applied to visualize the molecular activity in live cells with high spatiotemporal resolution . However , the rapid diffusion of biosensor proteins hinders a precise reconstruction of the actual molecular activation... | Fluorescence biosensors have been widely used to report the spatial and temporal activity of target molecules in live cells . However , biosensors can move independently of the target molecule and carry its signal to other subcellular locations . Therefore , the observed images appear to be the combination of the targe... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cell",
"biology/cell",
"signaling",
"biochemistry/bioinformatics",
"biotechnology/bioengineering",
"biophysics/cell",
"signaling",
"and",
"trafficking",
"structures",
"computational",
"biology/systems",
"biology"
] | 2008 | The Spatiotemporal Pattern of Src Activation at Lipid Rafts Revealed by Diffusion-Corrected FRET Imaging |
The CST ( Cdc13/CTC1-STN1-TEN1 ) complex was proposed to have evolved kingdom specific roles in telomere capping and replication . To shed light on its evolutionary conserved function , we examined the effect of STN1 dysfunction on telomere structure in plants . STN1 inactivation in Arabidopsis leads to a progressive l... | Telomeres form an elaborate nucleoprotein structure that may represent an obstacle for replication machinery and renders this region prone to fork stalling . CST is an evolutionary conserved complex that was originally discovered to specifically act at telomeres . Interestingly , the function of CST seems to have diver... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Material",
"and",
"Methods"
] | [
"biotechnology",
"chromosome",
"structure",
"and",
"function",
"telomeres",
"plant",
"science",
"dna",
"replication",
"forms",
"of",
"dna",
"plant",
"genomics",
"dna",
"chromosome",
"biology",
"plant",
"genetics",
"biochemistry",
"cell",
"biology",
"nucleic",
"acids",... | 2014 | Role of STN1 and DNA Polymerase α in Telomere Stability and Genome-Wide Replication in Arabidopsis |
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