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Entry of Staphylococcus aureus into the bloodstream can lead to metastatic abscess formation and infective endocarditis . Crucial to the development of both these conditions is the interaction of S . aureus with endothelial cells . In vivo and in vitro studies have shown that the staphylococcal invasin FnBPA triggers b... | Staphylococcus aureus is a frequent cause of bacteremia and sepsis . Adhesion to and invasion of endothelial cells lining blood vessels by S . aureus can lead to colonization of the heart valves and/or dissemination into surrounding tissues and the establishment of secondary ( metastatic ) infections . Uptake by endoth... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"infectious",
"diseases/nosocomial",
"and",
"healthcare-associated",
"infections",
"infectious",
"diseases/bacterial",
"infections",
"microbiology/cellular",
"microbiology",
"and",
"pathogenesis",
"microbiology/medical",
"microbiology",
"cell",
"biology/cytoskeleton"
] | 2010 | Staphylococcus aureus Host Cell Invasion and Virulence in Sepsis Is Facilitated by the Multiple Repeats within FnBPA |
Oscillations are observed at various frequency bands in continuous-valued neural recordings like the electroencephalogram ( EEG ) and local field potential ( LFP ) in bulk brain matter , and analysis of spike-field coherence reveals that spiking of single neurons often occurs at certain phases of the global oscillation... | Oscillatory modulation of neural activity in the brain is widely observed under conditions associated with a variety of cognitive tasks and mental states . Within individual neurons , oscillations may be uncovered in the moment-to-moment variation in neural firing rate . This , however , is often challenging because ma... | [
"Abstract",
"Introduction",
"Model",
"Results",
"Discussion"
] | [
"action",
"potentials",
"medicine",
"and",
"health",
"sciences",
"engineering",
"and",
"technology",
"signal",
"processing",
"applied",
"mathematics",
"membrane",
"potential",
"random",
"variables",
"electrophysiology",
"neuroscience",
"covariance",
"motor",
"neurons",
"s... | 2017 | Inferring oscillatory modulation in neural spike trains |
Paratransgenesis , the genetic manipulation of insect symbiotic microorganisms , is being considered as a potential method to control vector-borne diseases such as malaria . The feasibility of paratransgenic malaria control has been hampered by the lack of candidate symbiotic microorganisms for the major vector Anophel... | Paratransgenesis , the genetic manipulation of mosquito symbiotic microorganisms , is being considered as a potential strategy to control malaria . Microorganisms associated with Anopheles mosquitoes could be manipulated to alter the mosquito's ability to become infected with and transmit the malaria parasites , or red... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods"
] | [
"virology/virus",
"evolution",
"and",
"symbiosis",
"genetics",
"and",
"genomics/gene",
"expression",
"infectious",
"diseases/neglected",
"tropical",
"diseases",
"biotechnology/applied",
"microbiology",
"virology/animal",
"models",
"of",
"infection",
"public",
"health",
"and",... | 2008 | Viral Paratransgenesis in the Malaria Vector Anopheles gambiae |
Neurological impairments are frequently detected in children surviving cerebral malaria ( CM ) , the most severe neurological complication of infection with Plasmodium falciparum . The pathophysiology and therapy of long lasting cognitive deficits in malaria patients after treatment of the parasitic disease is a critic... | Cerebral malaria ( CM ) is a deadly consequence of Plasmodium falciparum infection . Severe neurologic deficits are frequent during CM . Although most resolve within 6 months , several retrospective studies have described high frequencies of long-lasting cognitive impairment after an episode of CM . We developed behavi... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"infectious",
"diseases/protozoal",
"infections",
"infectious",
"diseases/neglected",
"tropical",
"diseases",
"immunology/immunity",
"to",
"infections",
"immunology/innate",
"immunity"
] | 2010 | Cognitive Dysfunction Is Sustained after Rescue Therapy in Experimental Cerebral Malaria, and Is Reduced by Additive Antioxidant Therapy |
In mammalian meiosis , homologous chromosome synapsis is coupled with recombination . As in most eukaryotes , mammalian meiocytes have checkpoints that monitor the fidelity of these processes . We report that the mouse ortholog ( Trip13 ) of pachytene checkpoint 2 ( PCH2 ) , an essential component of the synapsis check... | It is critical that the chromosomes carried by sperm and eggs contain faithful representations of the genome of the individual that produced them . During the process of meiosis , the maternal and paternal copies of each chromosome “synapse” with each other ( become tightly associated ) , exchange genetic material via ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"mus",
"(mouse)",
"genetics",
"and",
"genomics"
] | 2007 | Mouse Pachytene Checkpoint 2 (Trip13) Is Required for Completing Meiotic Recombination but Not Synapsis |
DNA double-strand breaks ( DSBs ) are potent sources of genome instability . While there is considerable genetic and molecular information about the disposition of direct DSBs and breaks that arise during replication , relatively little is known about DSBs derived during processing of single-strand lesions , especially... | DNA double-strand breaks ( DSBs ) are an important source of genome instability that can lead to severe biological consequences including tumorigenesis and cell death . Although much is known about DSBs induced directly by ionizing radiation and radiomimetic cancer drugs , there is a relative dearth of information abou... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"genetics",
"biology",
"microbiology",
"molecular",
"cell",
"biology",
"genetics",
"and",
"genomics",
"toxicology"
] | 2011 | Alkylation Base Damage Is Converted into Repairable Double-Strand Breaks and Complex Intermediates in G2 Cells Lacking AP Endonuclease |
Inclusion body myopathy with Paget's disease of bone and frontotemporal dementia ( IBMPFD ) is caused by mutations in Valosin-containing protein ( VCP ) , a hexameric AAA ATPase that participates in a variety of cellular processes such as protein degradation , organelle biogenesis , and cell-cycle regulation . To under... | Inclusion body myopathy with Paget's disease of bone and frontotemporal dementia ( IBMPFD ) is a progressive autosomal dominant disease , characterized by the adult onset of muscle degeneration , abnormal bone metabolism , and drastic behavior changes . IBMPFD is caused by specific mutations in the highly conserved VCP... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"pathology/pathophysiology",
"neurological",
"disorders",
"genetics",
"and",
"genomics/disease",
"models"
] | 2011 | Pathogenic VCP/TER94 Alleles Are Dominant Actives and Contribute to Neurodegeneration by Altering Cellular ATP Level in a Drosophila IBMPFD Model |
Large numbers of gross chromosomal rearrangements ( GCRs ) are frequently observed in many cancers . High mobility group 1 ( HMG1 ) protein is a non-histone DNA-binding protein and is highly expressed in different types of tumors . The high expression of HMG1 could alter DNA structure resulting in GCRs . Spt2p is a non... | Transmitting genetic information without creating deleterious genetic alternations is one of the cell's most important tasks . When cells cannot repair DNA damage properly , it leads to genomic instability and results in genetic disorders , including cancer . Many studies , including ours , have started to uncover path... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"molecular",
"biology/recombination",
"molecular",
"biology/chromosome",
"structure",
"genetics",
"and",
"genomics/chromosome",
"biology",
"genetics",
"and",
"genomics/disease",
"models",
"molecular",
"biology/transcription",
"elongation",
"genetics",
"and",
"genomics/cancer",
... | 2008 | Spt2p Defines a New Transcription-Dependent Gross Chromosomal Rearrangement Pathway |
Distinct transcriptional states are maintained through organization of chromatin , resulting from the sum of numerous repressive and active histone modifications , into tightly packaged heterochromatin versus more accessible euchromatin . Polycomb repressive complex 2 ( PRC2 ) is the main mammalian complex responsible ... | The formation of mammary glands requires the tight regulation of many genes that govern cell fate decisions in the cells that form them . However , most of these genes remain undefined . The Polycomb repressive complex 2 ( PRC2 ) has a role in gene silencing , and it is comprised of several subunits , which include eit... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"sequencing",
"techniques",
"organoids",
"medicine",
"and",
"health",
"sciences",
"breast",
"tumors",
"reproductive",
"system",
"biological",
"cultures",
"dna-binding",
"proteins",
"cancers",
"and",
"neoplasms",
"animal",
"models",
"oncology",
"model",
"organisms",
"exp... | 2018 | Canonical PRC2 function is essential for mammary gland development and affects chromatin compaction in mammary organoids |
Meiotic recombination safeguards proper segregation of homologous chromosomes into gametes , affects genetic variation within species , and contributes to meiotic chromosome recognition , pairing and synapsis . The Prdm9 gene has a dual role , it controls meiotic recombination by determining the genomic position of cro... | During differentiation of germ cells into gametes , a maternal and a paternal copy of each chromosome have to find each other , pair , and synapse in order to ensure proper chromosome segregation into the gametes . Because of the unique ability to identify homologous DNA sequences between homologous chromosomes , meiot... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"quantitative",
"trait",
"loci",
"model",
"organisms",
"dna",
"recombination",
"dna",
"mammalian",
"genomics",
"homologous",
"recombination",
"inbred",
"strains",
"research",
"and",
"analysis",
"methods",
"chromosome",
"biology",
"genetic",
"loci",
"animal",
"genomics",... | 2016 | Hybrid Sterility Locus on Chromosome X Controls Meiotic Recombination Rate in Mouse |
The conserved target of rapamycin complex 1 ( TORC1 ) integrates nutrient signals to orchestrate cell growth and proliferation . Leucine availability is conveyed to control TORC1 activity via the leu-tRNA synthetase/EGOC-GTPase module in yeast and mammals , but the mechanisms sensing leucine remain only partially under... | In all organisms from yeasts to mammals the target of rapamycin TORC1 pathway controls growth in response to nutrients such as leucine , but the leucine sensing mechanisms are only partially characterized . We show that both leucine and its α-ketoacid metabolite , α-ketoisocaproate , are similarly capable of activating... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Branched-Chain Aminotransferases Control TORC1 Signaling in Saccharomyces cerevisiae |
While the importance of transmission of pathogens is widely accepted , there is currently little mechanistic understanding of this process . Nasal carriage of Streptococcus pneumoniae ( the pneumococcus ) is common in humans , especially in early childhood , and is a prerequisite for the development of disease and tran... | In this study , we sought to identify factors contributing to the transmission of the bacterial pathogen Streptococcus pneumoniae ( the pneumococcus ) , a major cause of otitis media , pneumonia , and septicemia . Often found as a co-infection with other bacterial and viral pathogens , the pneumococcus is commonly carr... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"bacteriology",
"gram",
"positive",
"bacteria",
"bacterial",
"diseases",
"infectious",
"diseases",
"innate",
"immune",
"system",
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"immunity",
"medical",
"microbiology",
"host-pathogen",
... | 2014 | TLR2 Signaling Decreases Transmission of Streptococcus pneumoniae by Limiting Bacterial Shedding in an Infant Mouse Influenza A Co-infection Model |
Genome-wide association studies ( GWAS ) have detected many disease associations . However , the reported variants tend to explain small fractions of risk , and there are doubts about issues such as the portability of findings over different ethnic groups or the relative roles of rare versus common variants in the gene... | Describing and identifying the genetic variants that increase risk for complex diseases remains a central focus of human genetics and is fundamental for the emergent field of personalized medicine . Over the last six years , GWAS have revolutionized the field , discovering hundreds of disease loci . However , with only... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Materials",
"and",
"Methods"
] | [
"genome-wide",
"association",
"studies",
"medicine",
"genome",
"analysis",
"tools",
"genetic",
"polymorphism",
"epidemiology",
"genetics",
"population",
"genetics",
"biology",
"genomics",
"evolutionary",
"biology",
"genetic",
"epidemiology"
] | 2013 | High Trans-ethnic Replicability of GWAS Results Implies Common Causal Variants |
The SAFE strategy aims to reduce transmission of Chlamydia trachomatis through antibiotics , improved hygiene , and sanitation . We integrated assessment of intestinal parasites into large-scale trachoma impact surveys to determine whether documented environmental improvements promoted by a trachoma program had collate... | Part of the SAFE strategy ( surgery , antibiotics , facial cleanliness , and environmental improvement ) to eliminate blinding trachoma involves improving access to , and use of , water and sanitation . We combined the assessment of parasitic worm and intestinal protozoa infections with surveys of trachoma in an area o... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"ophthalmology",
"medicine",
"public",
"health",
"trachoma"
] | 2013 | Intestinal Parasite Prevalence in an Area of Ethiopia after Implementing the SAFE Strategy, Enhanced Outreach Services, and Health Extension Program |
Given the relevance of beige adipocytes in adult humans , a better understanding of the molecular circuits involved in beige adipocyte biogenesis has provided new insight into human brown adipocyte biology . Genetic mutations in SLC39A13/ZIP13 , a member of zinc transporter family , are known to reduce adipose tissue m... | Inducible brown fat-like cells , named beige adipocytes have recently been a topic of great interest , mainly because they are induced in response to external cues , and are closely associated with adult human brown adipocyte . Therefore , the identification of selective molecular circuits involved in beige adipocyte b... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"body",
"weight",
"medicine",
"and",
"health",
"sciences",
"cell",
"differentiation",
"developmental",
"biology",
"adipocytes",
"physiological",
"parameters",
"connective",
"tissue",
"cells",
"obesity",
"bioenergetics",
"adipocyte",
"differentiation",
"lipids",
"animal",
... | 2017 | Zinc transporter ZIP13 suppresses beige adipocyte biogenesis and energy expenditure by regulating C/EBP-β expression |
Urochordates are the closest relatives of vertebrates and at the larval stage , possess a characteristic bilateral chordate body plan . In vertebrates , the genes that orchestrate embryonic patterning are in part regulated by highly conserved non-coding elements ( CNEs ) , yet these elements have not been identified in... | Vertebrates share many aspects of early development with our closest chordate ancestors , the tunicates . However , whilst the repertoire of genes that orchestrate development is essentially the same in the two lineages , the genomic code that regulates these genes appears to be very different , even though it is highl... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [] | 2013 | Parallel Evolution of Chordate Cis-Regulatory Code for Development |
Harlequin Ichthyosis ( HI ) is a severe and often lethal hyperkeratotic skin disease caused by mutations in the ABCA12 transport protein . In keratinocytes , ABCA12 is thought to regulate the transfer of lipids into small intracellular trafficking vesicles known as lamellar bodies . However , the nature and scope of th... | Harlequin Ichthyosis is a severe inherited disease in which the skin develops as thick armour-like plates . While many HI patients die at birth , those who survive are subject to dehydration and infection . The disease is caused by defects in a protein called ABCA12 , which is thought to function by transporting lipids... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"dermatology/pediatric",
"skin",
"diseases,",
"including",
"genetic",
"diseases",
"genetics",
"and",
"genomics/functional",
"genomics",
"genetics",
"and",
"genomics/disease",
"models",
"genetics",
"and",
"genomics/genetics",
"of",
"disease",
"cardiovascular",
"disorders/coron... | 2008 | A Mouse Model of Harlequin Ichthyosis Delineates a Key Role for Abca12 in Lipid Homeostasis |
Indirect reciprocity , besides providing a convenient framework to address the evolution of moral systems , offers a simple and plausible explanation for the prevalence of cooperation among unrelated individuals . By helping someone , an individual may increase her/his reputation , which may change the pre-disposition ... | The prevalence of cooperation among human societies is a puzzle that has caught the eye of researchers from multiple fields . Why is that people are selfless and often incur costs to aid others ? Reputations are intimately linked with the answer to this question , and so are the social norms that dictate what is reckon... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"recreation",
"markov",
"models",
"applied",
"mathematics",
"sociology",
"social",
"sciences",
"simulation",
"and",
"modeling",
"algorithms",
"evolutionary",
"computation",
"social",
"systems",
"probability",
"distribution",
"mathematics",
"animal",
"behavior",
"zoology",
... | 2016 | Social Norms of Cooperation in Small-Scale Societies |
Mechanical force plays an important role in the physiology of eukaryotic cells whose dominant structural constituent is the actin cytoskeleton composed mainly of actin and actin crosslinking proteins ( ACPs ) . Thus , knowledge of rheological properties of actin networks is crucial for understanding the mechanics and p... | The actin cytoskeleton provides structural integrity to a cell , is highly dynamic , and plays a central role in a wide variety of phenomena such as migration and the sensation of external forces . For years , researchers have studied the mechanics of the cytoskeleton by creating actin gels in the laboratory in combina... | [
"Abstract",
"Introduction",
"Results/Discussion",
"Methods"
] | [
"biophysics/theory",
"and",
"simulation",
"cell",
"biology/cytoskeleton"
] | 2009 | Computational Analysis of Viscoelastic Properties of Crosslinked Actin Networks |
Contemporary computational accounts of instrumental conditioning have emphasized a role for a model-based system in which values are computed with reference to a rich model of the structure of the world , and a model-free system in which values are updated without encoding such structure . Much less studied is the poss... | A hot topic in the neurobiology of learning is the idea that there may be two distinct mechanisms for learning in the brain: a model-based learning system in which predictions are made with respect to a rich internal model of the learning environment , versus a “model-free” mechanism in which trial-and-error learning o... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cognitive",
"neuroscience",
"decision",
"making",
"computational",
"neuroscience",
"biology",
"neuroscience"
] | 2013 | Evidence for Model-based Computations in the Human Amygdala during Pavlovian Conditioning |
Human cytomegalovirus ( HCMV ) forms two gH/gL glycoprotein complexes , gH/gL/gO and gH/gL/pUL ( 128 , 130 , 131A ) , which determine the tropism , the entry pathways and the mode of spread of the virus . For murine cytomegalovirus ( MCMV ) , which serves as a model for HCMV , a gH/gL/gO complex functionally homologous... | Several human herpesviruses form alternative gH/gL complexes which determine the tropism for different cell types . For murine cytomegalovirus ( MCMV ) , a gH/gL/gO complex has recently been characterized . Here , we present the identification and characterization of an alternative gH/gL/MCK-2 complex which promotes MC... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"medicine",
"infectious",
"diseases",
"virology",
"biology",
"microbiology",
"viral",
"diseases"
] | 2013 | The Viral Chemokine MCK-2 of Murine Cytomegalovirus Promotes Infection as Part of a gH/gL/MCK-2 Complex |
Pathophysiological explanations of epilepsy typically focus on either the micro/mesoscale ( e . g . excitation-inhibition imbalance ) , or on the macroscale ( e . g . network architecture ) . Linking abnormalities across spatial scales remains difficult , partly because of technical limitations in measuring neuronal si... | We show that Bayesian inversion techniques used in electrophysiological data are applicable to calcium imaging data derived from light sheet microscopy in the zebrafish brain . Using this approach we can now make inference on the underlying large-scale connectivity changes underlying pathological states such as seizure... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"fluorescence",
"imaging",
"medicine",
"and",
"health",
"sciences",
"fish",
"fluorescence",
"neural",
"networks",
"brain",
"vertebrates",
"neuroscience",
"animals",
"electromagnetic",
"radiation",
"epileptic",
"seizures",
"animal",
"models",
"osteichthyes",
"model",
"orga... | 2018 | Calcium imaging and dynamic causal modelling reveal brain-wide changes in effective connectivity and synaptic dynamics during epileptic seizures |
Certain strains of the endosymbiont Wolbachia have the potential to lower the vectorial capacity of mosquito populations and assist in controlling a number of mosquito-borne diseases . An important consideration when introducing Wolbachia-carrying mosquitoes into natural populations is the minimisation of any transient... | Wolbachia are symbiotic bacteria that are found in many insect species . Recent laboratory studies show that certain strains of Wolbachia can reduce the capacity of mosquito species to transmit diseases such as dengue fever and malaria , either by directly inhibiting the pathogen or by shortening lifespan . However , l... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"theoretical",
"biology",
"ecology",
"biology",
"population",
"biology"
] | 2011 | Strategies for Introducing Wolbachia to Reduce Transmission of Mosquito-Borne Diseases |
A persistent obstacle for constructing kinetic models of metabolism is uncertainty in the kinetic properties of enzymes . Currently , available methods for building kinetic models can cope indirectly with uncertainties by integrating data from different biological levels and origins into models . In this study , we use... | Kinetic models are the most promising tool for understanding the complex dynamic behavior of living cells . The primary goal of kinetic models is to capture the properties of the metabolic networks as a whole , and thus we need large-scale models for dependable in silico analyses of metabolism . However , uncertainty i... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"medicine",
"and",
"health",
"sciences",
"chemical",
"compounds",
"applied",
"mathematics",
"metabolic",
"networks",
"enzymology",
"carbohydrates",
"organic",
"compounds",
"simulation",
"and",
"modeling",
"xylose",
"algorithms",
"physiological",
"parameters",
"metabolites",... | 2019 | Uncertainty reduction in biochemical kinetic models: Enforcing desired model properties |
The value of rewards arises from multiple hedonic and motivational dimensions . Reward-encoding brain regions such as the ventral striatum ( VS ) are known to process these dimensions . However , the mechanism whereby distinct reward dimensions are selected for neural processing and guiding behavior remains unclear . H... | People and animals typically both want and like rewards . Here , we show that these two dimensions of value can be dissociated at both the behavioral and the neural level . In keeping with rodent findings , our human neuroimaging data indicate that the ventral striatum—a part of the reward system in the basal ganglia—e... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"medicine",
"and",
"health",
"sciences",
"diagnostic",
"radiology",
"statistics",
"prefrontal",
"cortex",
"brain",
"social",
"sciences",
"neuroscience",
"magnetic",
"resonance",
"imaging",
"analysis",
"of",
"variance",
"cognitive",
"psychology",
"mathematics",
"computatio... | 2018 | Frontostriatal pathways gate processing of behaviorally relevant reward dimensions |
Kaposi sarcoma is a tumor consisting of Kaposi sarcoma herpesvirus ( KSHV ) –infected tumor cells that express endothelial cell ( EC ) markers and viral genes like v-cyclin , vFLIP , and LANA . Despite a strong link between KSHV infection and certain neoplasms , de novo virus infection of human primary cells does not r... | Recent findings have indicated that DNA hyper-replication triggered by oncogenes can induce cellular senescence , which together with the oncogene-induced DNA damage checkpoint confers a barrier to tumorigenesis . Kaposi sarcoma herpesvirus ( KSHV ) can infect human dermal microvascular endothelial cells ( ECs ) in vit... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods",
"Supporting",
"Information"
] | [
"oncology",
"viruses",
"biochemistry",
"infectious",
"diseases",
"cell",
"biology",
"homo",
"(human)"
] | 2007 | Viral Oncogene–Induced DNA Damage Response Is Activated in Kaposi Sarcoma Tumorigenesis |
Bacterial pathogens utilize pore-forming toxins or sophisticated secretion systems to establish infection in hosts . Recognition of these toxins or secretion system by nucleotide-binding oligomerization domain leucine-rich repeat proteins ( NLRs ) triggers the assembly of inflammasomes , the multiprotein complexes nece... | V . parahaemolyticus is Gram-negative pathogen that causes a food poisoning in human . To date , a number of bacterial factors that play a role in V . parahaemolyticus virulence have been characterized , yet little is known about the host factors contributing to the disease process and susceptibility to these pathogens... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"medicine",
"bacterial",
"diseases",
"infectious",
"diseases"
] | 2013 | Vibrio parahaemolyticus Effector Proteins Suppress Inflammasome Activation by Interfering with Host Autophagy Signaling |
Infection of host tissues by Staphylococcus aureus and S . epidermidis requires an unusual family of staphylococcal adhesive proteins that contain long stretches of serine-aspartate dipeptide-repeats ( SDR ) . The prototype member of this family is clumping factor A ( ClfA ) , a key virulence factor that mediates adhes... | Staphylococcus aureus and S . epidermidis are major bacterial pathogens that can cause life-threatening human diseases . Following entry into the circulation , S . aureus can infect virtually any organ . However , it must first counter antibacterial mechanisms of the innate immune system , including those involving mac... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2013 | Novel Staphylococcal Glycosyltransferases SdgA and SdgB Mediate Immunogenicity and Protection of Virulence-Associated Cell Wall Proteins |
The global distribution map of schistosomiasis shows a large overlap of Schistosoma haematobium- and S . mansoni-endemic areas in Africa . Yet , little is known about the consequences of mixed Schistosoma infections for the human host . A recent study in two neighboring co-endemic communities in Senegal indicated that ... | In the developing world , over 207 million people are infected with parasitic Schistosoma worms . Schistosoma haematobium and S . mansoni are the most abundant species in Africa and many people carry both . Yet , little is known about the consequences of such mixed infections . In general , S . haematobium affects the ... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"urology",
"public",
"health",
"and",
"epidemiology",
"bladder",
"and",
"ureteric",
"disorders",
"infectious",
"disease",
"epidemiology",
"microbiology",
"host-pathogen",
"interaction",
"parasitic",
"diseases",
"liver",
"diseases",
"gastroenterology",
"and",
"... | 2012 | Bladder Morbidity and Hepatic Fibrosis in Mixed Schistosoma haematobium and S. mansoni Infections: A Population-Wide Study in Northern Senegal |
The activation of several transcription factors is required for the elimination of infectious pathogens via the innate immune response . The transcription factors NF-κB , AP-1 , and STAT play major roles in the synthesis of immune effector molecules during innate immune responses . However , the fact that these immune ... | The immune response is designed to target foreign infectious elements , not self , but it can become destructive when it fails to discriminate self from nonself . Therefore , it is important to restrain the magnitude and duration of the immune response by several mechanisms including receptor down-regulation and inhibi... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"drosophila",
"immunology"
] | 2007 | Down-Regulation of NF-κB Target Genes by the AP-1 and STAT Complex during the Innate Immune Response in Drosophila |
The envelope ( E ) protein from coronaviruses is a small polypeptide that contains at least one α-helical transmembrane domain . Absence , or inactivation , of E protein results in attenuated viruses , due to alterations in either virion morphology or tropism . Apart from its morphogenetic properties , protein E has be... | Coronaviruses are viral pathogens that cause a variety of lethal diseases in birds and mammals , and common colds in humans . In 2003 , however , an animal coronavirus was able to infect humans and produced severe acute respiratory syndrome ( SARS ) , causing a near pandemic . Such events are likely to reoccur in the f... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"biophysics",
"biophysics/experimental",
"biophysical",
"methods",
"biophysics/structural",
"genomics",
"biophysics/membrane",
"proteins",
"and",
"energy",
"transduction"
] | 2009 | Structure and Inhibition of the SARS Coronavirus Envelope Protein Ion Channel |
Pili of pathogenic Neisseria are major virulence factors associated with adhesion , twitching motility , auto-aggregation , and DNA transformation . Pili of N . meningitidis are subject to several different post-translational modifications . Among these pilin modifications , the presence of phosphorylcholine ( ChoP ) a... | Neisseria meningitidis is an important human pathogen that can cause rapidly progressing , life threatening meningitis and sepsis in humans . There is no fully protective vaccine against this pathogen in current use and the key processes that dictate the transition from harmless carriage of the bacterium in the airway ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"medicine",
"bacterial",
"diseases",
"infectious",
"diseases"
] | 2013 | Dual Pili Post-translational Modifications Synergize to Mediate Meningococcal Adherence to Platelet Activating Factor Receptor on Human Airway Cells |
Dietary restriction ( DR ) is the most consistent means of extending longevity in a wide range of organisms . A growing body of literature indicates that mitochondria play an important role in longevity extension by DR , but the impact of mitochondrial genotypes on the DR process have received little attention . Mitoch... | It is widely recognized that mitochondrial function plays an important role in longevity and healthy aging . Considerable attention has been focused on the extension of longevity by caloric or dietary restriction and mutations that alter this process , and these interventions commonly are associated with shifts in mito... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"aging",
"developmental",
"biology",
"organism",
"development",
"genetic",
"polymorphism",
"coevolution",
"biology",
"and",
"life",
"sciences",
"population",
"genetics",
"evolutionary",
"biology",
"evolutionary",
"processes"
] | 2014 | G×G×E for Lifespan in Drosophila: Mitochondrial, Nuclear, and Dietary Interactions that Modify Longevity |
Almost all animals show sex differences in body size . For example , in Drosophila , females are larger than males . Although Drosophila is widely used as a model to study growth , the mechanisms underlying this male-female difference in size remain unclear . Here , we describe a novel role for the sex determination ge... | Female-biased sexual size dimorphism is common in invertebrates , yet the mechanisms underlying increased female body size remain unclear . We uncovered a key role for sex determination gene transformer ( tra ) in promoting increased growth in females . Interestingly , we found that sex differences in body size are reg... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | The Sex Determination Gene transformer Regulates Male-Female Differences in Drosophila Body Size |
Dengue is the most extensively spread mosquito-borne disease; endemic in more than 100 countries . Information about dengue disease burden , its prevalence , incidence and geographic distribution is critical in planning appropriate control measures against dengue fever . We conducted a systematic review and meta-analys... | Dengue fever , an extensively spread mosquito-borne disease , is endemic in more than 100 countries . Information about dengue disease burden , its prevalence and incidence and geographic distribution is necessary to guide in planning appropriate control measures including the dengue vaccine that has recently been lice... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"dengue",
"virus",
"medicine",
"and",
"health",
"sciences",
"clinical",
"laboratory",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"pathogens",
"tropical",
"diseases",
"geographical",
"locations",
"india",
"microbiology",
"viruses",
"rna",
"viruses",
"negle... | 2018 | Dengue infection in India: A systematic review and meta-analysis |
Protection at the peak of Plasmodium chabaudi blood-stage malaria infection is provided by CD4 T cells . We have shown that an increase in Th1 cells also correlates with protection during the persistent phase of malaria; however , it is unclear how these T cells are maintained . Persistent malaria infection promotes pr... | Malaria causes significant mortality but current vaccine candidates have poor efficacy and duration , as does natural immunity to malaria . T helper cells ( CD4+ ) are essential to protection from malaria , but it is unknown what kinds of T cells would be both protective and long-lasting . Here , we explored the mechan... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"blood",
"cells",
"innate",
"immune",
"system",
"medicine",
"and",
"health",
"sciences",
"immune",
"cells",
"immune",
"physiology",
"cytokines",
"spleen",
"immunology",
"tropical",
"diseases",
"parasitic",
"diseases",
"parasitology",
"cell",
"differentiation",
"parasite... | 2018 | Protection by and maintenance of CD4 effector memory and effector T cell subsets in persistent malaria infection |
Vasopressin neurons , responding to input generated by osmotic pressure , use an intrinsic mechanism to shift from slow irregular firing to a distinct phasic pattern , consisting of long bursts and silences lasting tens of seconds . With increased input , bursts lengthen , eventually shifting to continuous firing . The... | Vasopressin is a hormone secreted from specialised brain cells into the bloodstream , acting at the kidneys to control water excretion , and thereby help regulate osmotic pressure . This is a cell membrane property determined by the ratio between body salt and water , and its maintenance is essential to the function of... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"anatomy",
"and",
"physiology",
"electrophysiology",
"neuroscience",
"endocrine",
"physiology",
"computational",
"neuroscience",
"endocrinology",
"diabetes",
"and",
"endocrinology",
"biology",
"neuroendocrinology",
"physiology",
"endocrine",
"system",
"computational... | 2012 | Phasic Firing in Vasopressin Cells: Understanding Its Functional Significance through Computational Models |
The Kato-Katz technique is widely used for the diagnosis of Schistosoma mansoni , but shows low sensitivity in light-intensity infections . We assessed the accuracy of a commercially available point-of-care circulating cathodic antigen ( POC-CCA ) cassette test for the diagnosis of S . mansoni in preschool-aged childre... | The strategy to control morbidity due to infection with the blood fluke Schistosoma mansoni is to regularly treat school-aged children with the drug praziquantel . Recent studies suggest that in highly endemic areas preschoolers might need to be included in such deworming campaigns . An accurate diagnosis is important ... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"biology"
] | 2013 | Accuracy of Urine Circulating Cathodic Antigen Test for the Diagnosis of Schistosoma mansoni in Preschool-Aged Children before and after Treatment |
Plant innate immunity is mediated by Resistance ( R ) proteins , which bear a striking resemblance to animal molecules of similar function . Tobacco N is a TIR-NB-LRR R gene that confers resistance to Tobacco mosaic virus , specifically the p50 helicase domain . An intriguing question is how plant R proteins recognize ... | Each year , up to 10% of world agricultural production is lost to pests and diseases caused by a variety of pathogens including bacteria , fungi , nematodes , and viruses . Scientists have understood for nearly a century that plants carry their own immune system that actively engages pathogens and prevents many infecti... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cell",
"biology",
"plant",
"biology",
"virology",
"immunology",
"molecular",
"biology"
] | 2007 | A Novel Role for the TIR Domain in Association with Pathogen-Derived Elicitors |
Using DNA sequences 5′ to open reading frames , we have constructed green fluorescent protein ( GFP ) fusions and generated spatial and temporal tissue expression profiles for 1 , 886 specific genes in the nematode Caenorhabditis elegans . This effort encompasses about 10% of all genes identified in this organism . GFP... | Knowing where a protein is expressed provides an important clue about its potential function . As critical as this information is , we have complete developmental expression profiles for only a small fraction of all genes expressed in any metazoan . Here , we have generated spatial and temporal tissue expression profil... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biochemistry",
"developmental",
"biology",
"cell",
"biology",
"caenorhabditis",
"computational",
"biology",
"molecular",
"biology",
"genetics",
"and",
"genomics"
] | 2007 | High-Throughput In Vivo Analysis of Gene Expression in Caenorhabditis elegans |
Chagas disease kills approximately 45 thousand people annually and affects 10 million people in Latin America and the southern United States . The parasite that causes the disease , Trypanosoma cruzi , can be transmitted by insects of the family Reduviidae , subfamily Triatominae . Any study that attempts to evaluate r... | Chagas disease kills thousands of people annually . Triatomine insects ( family Reduviidae , sub-family Triatominae ) , can be potential vectors of the parasite ( Trypanosoma cruzi ) that causes the disease . There are often no symptoms until cardiac and digestive system dysfunction ( possibly including heart failure )... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"public",
"and",
"occupational",
"health",
"ecology",
"and",
"environmental",
"sciences",
"medicine",
"and",
"health",
"sciences",
"ecology",
"global",
"health",
"global",
"change",
"ecology",
"biology",
"and",
"life",
"sciences"
] | 2014 | Projected Future Distributions of Vectors of Trypanosoma cruzi in North America under Climate Change Scenarios |
The type of food source has previously been shown to be as important as the level of food intake in influencing lifespan . Here we report that different Escherichia coli food sources alter Caenorhabditis elegans lifespan . These effects are modulated by different subsets of sensory neurons , which act with nmur-1 , a h... | Work on the model organisms C . elegans and D . melanogaster has contributed important and often surprising insights into the factors that determine lifespan . One intriguing finding is that lifespan in both animals can be extended or shortened by interfering with the function of neurons that smell or taste food . Inde... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"genetics",
"and",
"genomics/animal",
"genetics",
"physiology/sensory",
"systems",
"neuroscience/sensory",
"systems",
"nutrition",
"developmental",
"biology/aging",
"physiology",
"diabetes",
"and",
"endocrinology/obesity",
"physiology/endocrinology",
"nutrition/obesity",
"microbiol... | 2010 | A Neuromedin U Receptor Acts with the Sensory System to Modulate Food Type-Dependent Effects on C. elegans Lifespan |
Post-translational modification of proteins by small ubiquitin-related modifier ( SUMO ) is reversible and highly evolutionarily conserved from yeasts to humans . Unlike ubiquitination with a well-established role in protein degradation , sumoylation may alter protein function , activity , stability and subcellular loc... | Protein modification by SUMO is a reversible and evolutionarily conserved process . Members of the SUMO-specific protease ( SENP ) family are known to reverse SUMO-conjugation in many defined systems , but their importance in mammalian development and pathogenesis remains largely elusive . Although SUMO-conjugated prot... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cell",
"death",
"molecular",
"neuroscience",
"neurobiology",
"of",
"disease",
"and",
"regeneration",
"medicine",
"and",
"health",
"sciences",
"animal",
"genetics",
"cell",
"processes",
"neuroscience",
"gene",
"function",
"animal",
"models",
"genetics",
"of",
"disease... | 2014 | Disruption of SUMO-Specific Protease 2 Induces Mitochondria Mediated Neurodegeneration |
It is widely suspected that gene regulatory networks are highly plastic . The rapid turnover of transcription factor binding sites has been predicted on theoretical grounds and has been experimentally demonstrated in closely related species . We combined experimental approaches with comparative genomics to focus on the... | In explaining the diversity of organisms on Earth , it is increasingly evident that evolutionary changes in when and where genes are expressed provide a crucial source of variation . By using genome-wide transcription factor localization experiments in S . cerevisiae , K . lactis , and C . albicans , combined with comp... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"biochemistry",
"computational",
"biology",
"evolutionary",
"biology",
"genetics",
"and",
"genomics"
] | 2008 | The Evolution of Combinatorial Gene Regulation in Fungi |
Human cytomegalovirus ( HCMV ) , a herpesvirus , is a ubiquitously distributed pathogen that causes severe disease in immunosuppressed patients and infected newborns . Efforts are underway to prepare effective subunit vaccines and therapies including antiviral antibodies . However , current vaccine efforts are hampered... | The development of antibodies is a major defense mechanism against viruses . Understanding the repertoire of antiviral antibodies induced during infection is a necessary prerequisite to defining the protective activities of an antiviral antibody response . The isolation of antigen specific memory B cells and subsequent... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"viral",
"vaccines",
"virology",
"immunology",
"biology",
"microbiology",
"immune",
"response",
"immunoglobulins"
] | 2011 | B Cell Repertoire Analysis Identifies New Antigenic Domains on Glycoprotein B of Human Cytomegalovirus which Are Target of Neutralizing Antibodies |
The efforts to control and eradicate polio as a global health burden have been successful to the point where currently only three countries now report endemic polio , and the number of cases of polio continues to decrease . The success of the polio programme has been dependant on a well-developed network of laboratorie... | The successful campaign being waged against polio has eliminated the disease from most countries where it was once endemic . With this success , it is anticipated that the disease will be eradicated in the coming years with only 37 cases being reported in 2016 . Although the efforts to control polio are successful ther... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"helminths",
"tropical",
"diseases",
"hookworms",
"parasitic",
"diseases",
"animals",
"necator",
"americanus",
"ascaris",
"ascaris",
"lumbricoides",
"neglected",
"tropical",
"diseases",
"strongyloides",
"stercoralis"... | 2018 | Expanding molecular diagnostics of helminthiasis: Piloting use of the GPLN platform for surveillance of soil transmitted helminthiasis and schistosomiasis in Ghana |
Small bowel adenocarcinoma ( SBA ) is an aggressive disease with limited treatment options . Despite previous studies , its molecular genetic background has remained somewhat elusive . To comprehensively characterize the mutational landscape of this tumor type , and to identify possible targets of treatment , we conduc... | Small bowel adenocarcinoma is a rare but aggressive disease with limited treatment options . Of gastrointestinal tumors , small bowel tumors account for 3% , of which around one third are adenocarcinomas . Due to the scarcity of evidence-based treatment recommendations there is a dire need for knowledge on the biology ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"medicine",
"and",
"health",
"sciences",
"immune",
"cells",
"antigen-presenting",
"cells",
"immunology",
"carcinomas",
"cancers",
"and",
"neoplasms",
"oncology",
"mutation",
"nonsense",
"mutation",
"adenocarcinomas",
"frameshift",
"mutation",
"animal",
"cells",
"somatic",... | 2018 | Exome-wide somatic mutation characterization of small bowel adenocarcinoma |
Differentiated mammary epithelium shows apicobasal polarity , and loss of tissue organization is an early hallmark of breast carcinogenesis . In BRCA1 mutation carriers , accumulation of stem and progenitor cells in normal breast tissue and increased risk of developing tumors of basal-like type suggest that BRCA1 regul... | Mutations in two genes that were initially identified as predisposing carriers to early-onset breast cancer , BRCA1 and BRCA2 , cause similar perturbations in cellular responses to DNA damage but predispose carriers to distinct tumor types . Thus , the two genes may trigger different carcinogenic processes . We have us... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"oncology",
"medicine",
"cancer",
"genetics",
"basic",
"cancer",
"research",
"genetics",
"population",
"genetics",
"biology",
"human",
"genetics",
"cancer",
"risk",
"factors",
"genetics",
"of",
"disease",
"genetics",
"and",
"genomics",
"gene",
"function"
] | 2011 | Interplay between BRCA1 and RHAMM Regulates Epithelial Apicobasal Polarization and May Influence Risk of Breast Cancer |
Malaria-protective CD8+ T cells specific for the circumsporozoite ( CS ) protein are primed by dendritic cells ( DCs ) after sporozoite injection by infected mosquitoes . The primed cells then eliminate parasite liver stages after recognizing the CS epitopes presented by hepatocytes . To define the in vivo processing o... | Malaria causes the deaths of 0 . 5–2 million people each year , mainly in Africa . A safe and effective vaccine is likely needed for the control or eradication of this disease . Immunization by irradiated malaria-infected mosquitoes has been shown to protect people against malaria . Irradiated parasites do not divide a... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"infectious",
"diseases/protozoal",
"infections",
"immunology/antigen",
"processing",
"and",
"recognition",
"immunology/immunity",
"to",
"infections"
] | 2011 | Dendritic Cells and Hepatocytes Use Distinct Pathways to Process Protective Antigen from Plasmodium in vivo |
Hosts may mitigate the impact of parasites by two broad strategies: resistance , which limits parasite burden , and tolerance , which limits the fitness or health cost of increasing parasite burden . The degree and causes of variation in both resistance and tolerance are expected to influence host–parasite evolutionary... | Animals can defend themselves against parasites through either resistance ( reducing parasite numbers , for example , by killing them ) or tolerance ( maintaining health as infections levels increase , for example , by repairing damage ) . Resistance has been well-studied in wild animals , but tolerance has been less s... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"evolutionary",
"ecology",
"intestinal",
"parasites",
"ecology",
"biology",
"and",
"life",
"sciences",
"evolutionary",
"biology",
"parasitology"
] | 2014 | Natural Selection on Individual Variation in Tolerance of Gastrointestinal Nematode Infection |
The constant removal of deleterious mutations by natural selection causes a reduction in neutral diversity and efficacy of selection at genetically linked sites ( a process called Background Selection , BGS ) . Population genetic studies , however , often ignore BGS effects when investigating demographic events or the ... | The removal of deleterious mutations from natural populations has potential consequences on patterns of variation across genomes . Population genetic analyses , however , often assume that such effects are negligible across recombining regions of species like Drosophila . We use simple models of purifying selection and... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"arthropoda",
"organisms",
"invertebrates",
"drosophila",
"melanogaster",
"natural",
"selection",
"biology",
"and",
"life",
"sciences",
"population",
"genetics",
"evolutionary",
"theory",
"evolutionary",
"biology",
"drosophila",
"evolutionary",
"processes",
"animals",
"gene... | 2014 | Background Selection as Baseline for Nucleotide Variation across the Drosophila Genome |
Failure to demonstrate efficacy and safety issues are important reasons that drugs do not reach the market . An incomplete understanding of how drugs exert their effects hinders regulatory and pharmaceutical industry projections of a drug’s benefits and risks . Signaling pathways mediate drug response and while many si... | Many drugs fail to reach the market because they are not sufficiently efficacious for their disease indication or they cause intolerable side-effects . To understand drug efficacy and safety , we created an algorithm , PathFX . The algorithm identified relationships between drugs and diseases , and drugs and side-effec... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"medicine",
"and",
"health",
"sciences",
"interaction",
"networks",
"clinical",
"research",
"design",
"protein",
"interaction",
"networks",
"research",
"design",
"network",
"analysis",
"pharmacology",
"mood",
"disorders",
"research",
"and",
"analysis",
"methods",
"compu... | 2018 | PathFX provides mechanistic insights into drug efficacy and safety for regulatory review and therapeutic development |
Segregation of homologous chromosomes during meiosis I depends on appropriately positioned crossovers/chiasmata . Crossover assurance ensures at least one crossover per homolog pair , while interference reduces double crossovers . Here , we have investigated the interplay between chromosome axis morphogenesis and non-r... | In the germ line of sexually reproducing organisms , haploid gametes are generated from diploid precursor cells by a specialized cell division called meiosis . Reduction by half of chromosome numbers during the first meiotic division depends on genetic exchange , resulting in the formation of crossovers . Without cross... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"molecular",
"biology/recombination",
"molecular",
"biology/chromosome",
"structure"
] | 2009 | Pch2 Links Chromosome Axis Remodeling at Future Crossover Sites and Crossover Distribution during Yeast Meiosis |
Enterotoxigenic Escherichia coli ( ETEC ) cause severe diarrhoea in humans and neonatal farm animals . Annually , 380 , 000 human deaths , and multi-million dollar losses in the farming industry , can be attributed to ETEC infections . Illness results from the action of enterotoxins , which disrupt signalling pathways ... | Diarrheagenic illness remains a major disease burden in the developing world . Enterotoxigenic Escherichia coli ( ETEC ) are the leading bacterial cause of such disease; hundreds of millions of cases occur every year . The severe watery diarrhoea associated with ETEC infections results from the action of enterotoxins .... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"medicine",
"and",
"health",
"sciences",
"toxins",
"body",
"fluids",
"pathology",
"and",
"laboratory",
"medicine",
"engineering",
"and",
"technology",
"enterotoxins",
"toxicology",
"toxic",
"agents",
"escherichia",
"coli",
"prokaryotic",
"models",
"model",
"organisms",
... | 2015 | The Molecular Basis for Control of ETEC Enterotoxin Expression in Response to Environment and Host |
Associations between repeated ocular infections with Chlamydia trachomatis in childhood and conjunctival scarring in adulthood are well established . Trachomatous scarring ( TS ) in children has also been observed in hyper-endemic areas , but data are scant regarding childhood scarring in areas where trachoma has been ... | Trachoma is a disease in which the conjunctiva of the eye is repeatedly infected by the intracellular organism Chlamydia trachomatis . This can cause scarring of the eyelid’s inner surface , which in turn can cause the eyelashes to turn inwards , scratching the eye and leading to blindness . This scarring process is as... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"skin",
"children",
"medicine",
"and",
"health",
"sciences",
"integumentary",
"system",
"pathology",
"and",
"laboratory",
"medicine",
"chlamydia",
"trachomatis",
"pathogens",
"immunology",
"tropical",
"diseases",
"microbiology",
"bacterial",
"diseases",
"age",
"groups",
... | 2017 | Trachomatous scarring among children in a formerly hyper-endemic district of Tanzania |
Rhythms with time scales of multiple cycles per second permeate the mammalian brain , yet neuroscientists are not certain of their functional roles . One leading idea is that coherent oscillation between two brain regions facilitates the exchange of information between them . In rats , the hippocampus and the vibrissal... | Many regions of the mammalian brain exhibit oscillations in electrical activity . In rats , the 5–12 Hz theta rhythm is present in the hippocampus and in diverse areas of the cerebral cortex . What is the function of this rhythm ? One proposal is that the exchange of information between two brain regions is facilitated... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"medicine",
"and",
"health",
"sciences",
"brain",
"vertebrates",
"social",
"sciences",
"neuroscience",
"animals",
"mammals",
"animal",
"models",
"animal",
"anatomy",
"model",
"organisms",
"materials",
"science",
"zoology",
"research",
"and",
"analysis",
"methods",
"an... | 2016 | Coherence between Rat Sensorimotor System and Hippocampus Is Enhanced during Tactile Discrimination |
The in vivo kinetics of antigen-presenting cells ( APCs ) in patients with advanced and convalescent tuberculosis ( TB ) is not well characterized . In order to target Mycobacterium tuberculosis ( MTB ) peptides- and HLA-DR-holding monocytes and macrophages , 2 MTB peptide-specific CD4+ T-cell receptor ( TCR ) tetramer... | Mycobacterium tuberculosis ( MTB ) is one of the most dangerous pathogens in the world . It is estimated that one-third of the world population contracts the bacteria during their lives . Approximately 5–10% of infected individuals will eventually develop an active form of the disease . Cellular immunity plays an impor... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"medicine",
"infectious",
"diseases",
"diagnostic",
"medicine",
"clinical",
"immunology",
"immunology",
"biology",
"microbiology"
] | 2012 | Relatively Low Level of Antigen-specific Monocytes Detected in Blood from Untreated Tuberculosis Patients Using CD4+ T-cell Receptor Tetramers |
The de novo origin of a new protein-coding gene from non-coding DNA is considered to be a very rare occurrence in genomes . Here we identify 60 new protein-coding genes that originated de novo on the human lineage since divergence from the chimpanzee . The functionality of these genes is supported by both transcription... | The origin of genes can involve mechanisms such as gene duplication , exon shuffling , retroposition , mobile elements , lateral gene transfer , gene fusion/fission , and de novo origination . However , de novo origin , which means genes originate from a non-coding DNA region , is considered to be a very rare occurrenc... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"organismal",
"evolution",
"genomic",
"evolution",
"human",
"evolution",
"biology",
"evolutionary",
"biology",
"comparative",
"genomics",
"evolutionary",
"genetics"
] | 2011 | De Novo Origin of Human Protein-Coding Genes |
West Nile virus ( WNV ) replicates in a wide variety of avian species , which serve as reservoir and amplification hosts . WNV strains isolated in North America , such as the prototype strain NY99 , elicit a highly pathogenic response in certain avian species , notably American crows ( AMCRs; Corvus brachyrhynchos ) . ... | West Nile virus ( WNV ) is a mosquito-borne virus that has caused outbreaks in humans in many regions of the world . Birds are the natural hosts for WNV . However , different strains of WNV cause different disease outcomes in birds . Here , we compared two WNV strains , one of which causes higher mortality and generate... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"pathogens",
"microbiology",
"vertebrates",
"cloning",
"animals",
"viruses",
"mutation",
"physiological",
"parameters",
"rna",
"viruses",
"body",
"temperature",
"molecular",
"biology",
... | 2016 | West Nile Virus Temperature Sensitivity and Avian Virulence Are Modulated by NS1-2B Polymorphisms |
Hemorrhagic fever with renal syndrome ( HFRS ) , an infectious disease caused by hantaviruses , is endemic in China and remains a serious public health problem . Historically , Shandong Province has had the largest HFRS burden in China . However , we do not have a comprehensive and clear understanding of the current ep... | Hemorrhagic fever with renal syndrome ( HFRS ) is a global infectious disease , which is still a serious public health threat in China today . The reported HFRS cases in Shandong Province accounted for approximate one third of total cases in the whole country . HFRS is a zoonosis mainly caused by Hantaan virus ( HTNV )... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"death",
"rates",
"taxonomy",
"medicine",
"and",
"health",
"sciences",
"china",
"spatial",
"epidemiology",
"geographical",
"locations",
"vertebrates",
"animals",
"mammals",
"hemorrhagic",
"fever",
"with",
"renal",
"syndrome",
"phylogenetics",
"data",
"management",
"phyl... | 2019 | The characteristics of current natural foci of hemorrhagic fever with renal syndrome in Shandong Province, China, 2012-2015 |
Recent neural ensemble recordings have established a link between goal-directed spatial decision making and internally generated neural sequences in the hippocampus of rats . To elucidate the synaptic mechanisms of these sequences underlying spatial decision making processes , we develop and investigate a spiking neura... | Adaptive goal-directed decision making is critical for animals , robots and humans to navigate through space . In this study , we propose a novel neural mechanism for implementing spatial decision making in cued-choice tasks . We show that in a spiking neural circuit model , the interplay of network dynamics and a comb... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"learning",
"medicine",
"and",
"health",
"sciences",
"action",
"potentials",
"decision",
"making",
"neural",
"networks",
"nervous",
"system",
"applied",
"mathematics",
"membrane",
"potential",
"social",
"sciences",
"electrophysiology",
"neuroscience",
"learning",
"and",
... | 2017 | Learning and executing goal-directed choices by internally generated sequences in spiking neural circuits |
Subversion of host immune surveillance is a crucial step in viral pathogenesis . Epstein-Barr virus ( EBV ) encodes two immune evasion gene products , BCRF1 ( viral IL-10 ) and BPLF1 ( deubiquitinase/deneddylase ) ; both proteins suppress antiviral immune responses during primary infection . The BCRF1 and BPLF1 genes a... | Late proteins are expressed during the productive cycle of Epstein-Barr virus ( EBV ) after the onset of viral DNA replication . Many late proteins serve structural functions; they form the capsid shell around the viral genome or mediate attachment and fusion of the virus to the host cell . EBV also encodes two late pr... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"gene",
"regulation",
"microbiology",
"dna",
"transcription",
"regulator",
"genes",
"dna",
"replication",
"gene",
"types",
"dna",
"microbial",
"genetics",
"small",
"interfering",
"rnas",
"gene",
"expression",
"viral",
"replication",
"lytic",
"cycle",
"viral",
"genetic... | 2016 | The Epstein-Barr Virus Immunoevasins BCRF1 and BPLF1 Are Expressed by a Mechanism Independent of the Canonical Late Pre-initiation Complex |
Dengue is a major public health problem worldwide . Although several drug candidates have been evaluated in randomized controlled trials , none has been effective and at present , early recognition of severe dengue and timely supportive care are used to reduce mortality . While the first dengue vaccine was recently lic... | Dengue is a major public health problem worldwide . Although several drug candidates have been evaluated in randomized controlled trials , none has been effective , and early recognition of severe dengue and timely supportive care remain the only means to reduce mortality . While the first dengue vaccine was recently l... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"blood",
"cells",
"medicine",
"and",
"health",
"sciences",
"body",
"fluids",
"pathology",
"and",
"laboratory",
"medicine",
"blood",
"counts",
"hepatitis",
"hemodynamics",
"signs",
"and",
"symptoms",
"platelets",
"cardiology",
"infectious",
"diseases",
"thrombocytopenia"... | 2018 | Development of standard clinical endpoints for use in dengue interventional trials |
Sixty cases of human rabies in international travelers were reviewed from 1990–2012 . A significant proportion of the cases were observed in migrants or their descendants when emigrating from their country of origin or after a trip to visit friends and relatives or for other reasons ( 43 . 3% ) . The cases were not nec... | Rabies is readily diagnosed when it presents in the classic furious form . The paralytic and atypical forms can pose significant problems in diagnosis , particularly when found in rabies-free countries in travelers who acquired the disease abroad . We systematically reviewed the existing literature and collected 60 cas... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"infectious",
"diseases",
"rabies",
"clinical",
"epidemiology",
"epidemiology",
"infectious",
"disease",
"epidemiology",
"travel-associated",
"diseases",
"viral",
"diseases"
] | 2013 | Imported Human Rabies Cases Worldwide, 1990–2012 |
During central nervous system ( CNS ) development neural stem cells ( Neuroblasts , NBs ) have to acquire an identity appropriate to their location . In thoracic and abdominal segments of Drosophila , the expression pattern of Bithorax-Complex Hox genes is known to specify the segmental identity of NBs prior to their d... | The central nervous system ( CNS ) needs to be subdivided into functionally specified regions . In the developing CNS of Drosophila , each neural stem cell , called neuroblasts ( NB ) , acquires a unique identity according to its anterior-posterior and dorso-ventral position to generate a specific cell lineage . Along ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"nervous",
"system",
"gene",
"regulation",
"neuroscience",
"animals",
"animal",
"models",
"developmental",
"biology",
"drosophila",
"melanogaster",
"model",
"organisms",
"cell",
"nucleus",
"nuclear",
"bodies",
"e... | 2016 | Cell-Autonomous and Non-cell-autonomous Function of Hox Genes Specify Segmental Neuroblast Identity in the Gnathal Region of the Embryonic CNS in Drosophila |
Interferon-inducible GTPases of the Immunity Related GTPase ( IRG ) and Guanylate Binding Protein ( GBP ) families provide resistance to intracellular pathogenic microbes . IRGs and GBPs stably associate with pathogen-containing vacuoles ( PVs ) and elicit immune pathways directed at the targeted vacuoles . Targeting o... | Cell-autonomous host defense pathways directed against vacuolar pathogens constitute an essential arm of the mammalian innate immune defense system . Underlying most of these defense strategies is the ability of the host cell to recognize foreign or pathogen-modified structures and to deliver antimicrobial molecules sp... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"immunity",
"microbial",
"pathogens",
"immunology",
"host-pathogen",
"interaction",
"biology",
"microbiology",
"bacterial",
"pathogens",
"immune",
"response"
] | 2013 | IRG and GBP Host Resistance Factors Target Aberrant, “Non-self” Vacuoles Characterized by the Missing of “Self” IRGM Proteins |
The TGF-β/Smad signaling system decreases its activity through strong negative regulation . Several molecular mechanisms of negative regulation have been published , but the relative impact of each mechanism on the overall system is unknown . In this work , we used computational and experimental methods to assess multi... | TGF-β signaling pathway regulates a variety of cellular responses , such as differentiation , migration and apoptosis . Phosphorylated R-Smad , the central signaling protein in this pathway , exhibits self-limiting behaviors: it not only decreases quickly after TGF-β is removed , but it also decreases slowly when TGF-β... | [
"Abstract",
"Introduction",
"Results",
"Discussion"
] | [
"systems",
"biology",
"biochemistry",
"biochemical",
"simulations",
"computer",
"and",
"information",
"sciences",
"network",
"analysis",
"regulatory",
"networks",
"biology",
"and",
"life",
"sciences",
"signaling",
"networks",
"computational",
"biology"
] | 2014 | The Self-Limiting Dynamics of TGF-β Signaling In Silico and In Vitro, with Negative Feedback through PPM1A Upregulation |
Phenotypic plasticity is the ability of a given genotype to produce different phenotypes in response to distinct environmental conditions . Phenotypic plasticity can be adaptive . Furthermore , it is thought to facilitate evolution . Although phenotypic plasticity is a widespread phenomenon , its molecular mechanisms a... | Environmental conditions can strongly modulate the phenotype produced by a particular genotype . This process , called phenotypic plasticity , has major implications in medicine and agricultural sciences , and is thought to facilitate evolution . Phenotypic plasticity is observed in many animals and plants but its mech... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"skin",
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"integumentary",
"system",
"gene",
"regulation",
"dna-binding",
"proteins",
"animals",
"animal",
"models",
"drosophila",
"melanogaster",
"model",
"organisms",
"physiological",
"parameters",
"body",
"tempera... | 2016 | Phenotypic Plasticity through Transcriptional Regulation of the Evolutionary Hotspot Gene tan in Drosophila melanogaster |
Viruses infecting prokaryotic cells ( phages ) are the most abundant entities of the biosphere and contain a largely uncharted wealth of genomic diversity . They play a critical role in the biology of their hosts and in ecosystem functioning at large . The classical approaches studying phages require isolation from a p... | Prokaryotic species contain extremely large gene pools ( pan-genome ) the study of which has been constrained by the difficulties in getting enough cultivated representatives of most of them . The situation of their viruses , also known as phages , that provide part of this genomic diversity and preserve it , is even w... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2013 | Expanding the Marine Virosphere Using Metagenomics |
Protein-RNA docking is hampered by the high flexibility of RNA , and particularly single-stranded RNA ( ssRNA ) . Yet , ssRNA regions typically carry the specificity of protein recognition . The lack of methodology for modeling such regions limits the accuracy of current protein-RNA docking methods . We developed a fra... | Protein-RNA interactions fulfill a large variety of fundamental cellular functions , in particular for regulation of genome expression . A full understanding of these interactions requires an atomistic description of the interface in the complex . It can aid in silico design of new therapeutics to modulate these functi... | [
"Abstract",
"Introduction",
"Results",
"and",
"Discussion",
"Methods"
] | [
"sequencing",
"techniques",
"rna-binding",
"proteins",
"crystal",
"structure",
"protein",
"interactions",
"condensed",
"matter",
"physics",
"protein",
"structure",
"prediction",
"protein",
"structure",
"sequence",
"motif",
"analysis",
"molecular",
"biology",
"techniques",
... | 2016 | Binding Site Identification and Flexible Docking of Single Stranded RNA to Proteins Using a Fragment-Based Approach |
Genome integrity depends on correct chromosome segregation , which in turn relies on cohesion between sister chromatids from S phase until anaphase . S phase cohesion , together with DNA double-strand break ( DSB ) recruitment of cohesin and formation of damage-induced ( DI ) cohesion , has previously been shown to be ... | Correct chromosome segregation requires that sister chromatids are held together by the protein complex cohesin , from S phase until anaphase . This S phase established cohesion is , together with DSB recruitment of cohesin and formation of damage-induced ( DI ) cohesion , also important for repair of DSBs . Eco1 is a ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"chromosome",
"structure",
"and",
"function",
"microbiology",
"mitosis",
"model",
"organisms",
"cell",
"division",
"chromosome",
"biology",
"proteins",
"schizosaccharomyces",
"pombe",
"biology",
"biochemistry",
"cell",
"biology",
"nucleic",
"acids",
"genetics",
"yeast",
... | 2013 | Importance of Polη for Damage-Induced Cohesion Reveals Differential Regulation of Cohesion Establishment at the Break Site and Genome-Wide |
Drosophila melanogaster is emerging as an important model of non-pathogenic host–microbe interactions . The genetic and experimental tractability of Drosophila has led to significant gains in our understanding of animal–microbial symbiosis . However , the full implications of these results cannot be appreciated without... | All animals are associated with large consortia of non-pathogenic microbes . Most of these “microbiomes” are not well characterized despite their importance for many aspects of host biology including human and animal health and the agricultural impact of pest species . The fruit fly Drosophila melanogaster provides a p... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"community",
"ecology",
"animal",
"models",
"drosophila",
"melanogaster",
"model",
"organisms",
"ecology",
"biology",
"species",
"interactions",
"microbiology",
"host-pathogen",
"interaction",
"microbial",
"ecology"
] | 2011 | Bacterial Communities of Diverse Drosophila Species: Ecological Context of a Host–Microbe Model System |
Bacteria suffer various stresses in their unpredictable environment . In response , clonal populations may exhibit cell-to-cell variation , hypothetically to maximize their survival . The origins , propagation , and consequences of this variability remain poorly understood . Variability persists through cell division e... | Individual organisms of identical genetic background , living in a homogeneous constant environment , may nonetheless exhibit observable differences dubbed phenotypic plasticity or variability . When such a population is challenged with an unforeseen stress , the disparity among individuals may increase , yielding diff... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"bacteriology",
"escherichia",
"coli",
"systems",
"biology",
"bacterial",
"physiology",
"prokaryotic",
"models",
"model",
"organisms",
"biology",
"microbiology",
"microbial",
"growth",
"and",
"development",
"genetics",
"and",
"genomics"
] | 2012 | Pre-Disposition and Epigenetics Govern Variation in Bacterial Survival upon Stress |
RNA interference ( RNAi ) pathways are widespread in metaozoans but the genes required show variable occurrence or activity in eukaryotic microbes , including many pathogens . While some Leishmania lack RNAi activity and Argonaute or Dicer genes , we show that Leishmania braziliensis and other species within the Leishm... | RNAi interference pathways play fundamental roles in eukaryotes and provide important methods for the analysis of gene function . Occasionally RNAi has been lost , precluding its use as a tool , as well as raising the question of what forces could lead to loss of such a key pathway . Genomic and functional studies prev... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"infectious",
"diseases/protozoal",
"infections",
"infectious",
"diseases/neglected",
"tropical",
"diseases",
"infectious",
"diseases",
"genetics",
"and",
"genomics/functional",
"genomics"
] | 2010 | Retention and Loss of RNA Interference Pathways in Trypanosomatid Protozoans |
Tremendous strides have been made in improving patients’ survival from cancer with one glaring exception: brain cancer . Glioblastoma is the most common , aggressive and highly malignant type of primary brain tumor . The average overall survival remains less than 1 year . Notably , cancer patients with obesity and diab... | Current treatment for glioblastoma patients is limited to nonspecific methods: surgery followed by a combination of radio- and chemotherapy . With these methods , glioma patient survival is less than one year post-diagnosis . Targeting specific protein signaling pathways offers potentially more potent therapies . One p... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [] | 2015 | Simulation Predicts IGFBP2-HIF1α Interaction Drives Glioblastoma Growth |
Influenza A virus ( IAV ) is an airborne pathogen that causes significant morbidity and mortality each year . Macrophages ( Mϕ ) are the first immune population to encounter IAV virions in the lungs and are required to control infection . In the present study , we explored the mechanism by which cytokine signaling regu... | IAV causes seasonal epidemics that result in significant morbidity and mortality annually . Less frequently , novel viral strains emerge and are responsible for much larger outbreaks around the globe . In the last pandemic in 2009 , an estimated 300 , 000 people died from IAV infection or secondary complications . Sinc... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Type I Interferon Induced Epigenetic Regulation of Macrophages Suppresses Innate and Adaptive Immunity in Acute Respiratory Viral Infection |
Acne vulgaris is a chronic inflammatory disorder of the sebaceous follicles . Propionibacterium acnes ( P . acnes ) , a gram-positive anareobic bacterium , plays a critical role in the development of these inflammatory lesions . This study aimed at determining whether reactive oxygen species ( ROS ) are produced by ker... | Acne vulgaris is a chronic inflammatory disorder of the sebaceous follicles . It is the most common skin disease , affecting up to 80% of individuals at some point between the ages of 11 and 30 years . Propionibacterium acnes ( P . acnes ) plays a role in the development of inflammatory acne lesions , but whether it ca... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"immunology/innate",
"immunity",
"dermatology/skin",
"infections",
"dermatology/acne-like",
"disorders",
"dermatology/dermatologic",
"pathology"
] | 2009 | Production of Superoxide Anions by Keratinocytes Initiates P. acnes-Induced Inflammation of the Skin |
We performed a quantitative analysis of the HLA restriction , antigen and epitope specificity of human pathogen specific responses in healthy individuals infected with M . tuberculosis ( Mtb ) , in a South African cohort as a test case . The results estimate the breadth of T cell responses for the first time in the con... | Human pathogen-specific immune responses are tremendously complex and the techniques to study them ever expanding . There is an urgent need for a quantitative analysis and better understanding of pathogen-specific immune responses . Mycobacterium tuberculosis ( Mtb ) is one of the leading causes of mortality due to an ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"blood",
"cells",
"t",
"helper",
"cells",
"innate",
"immune",
"system",
"medicine",
"and",
"health",
"sciences",
"immune",
"cells",
"immune",
"physiology",
"cytokines",
"enzyme-linked",
"immunoassays",
"immunology",
"vaccines",
"preventive",
"medicine",
"developmental",... | 2016 | A Quantitative Analysis of Complexity of Human Pathogen-Specific CD4 T Cell Responses in Healthy M. tuberculosis Infected South Africans |
The host protein TRIM5α inhibits retroviral infection at an early post-penetration stage by targeting the incoming viral capsid . While the detailed mechanism of restriction remains unclear , recent studies have implicated the activity of cellular proteasomes in the restriction of retroviral reverse transcription impos... | Recent studies have identified several cellular proteins that restrict infection by a variety of retroviruses . One of these restriction factors , TRIM5α , is partially responsible for the differences in susceptibility of monkeys and humans to SIV and HIV-1 , respectively . TRIM5α inhibits retrovirus infection soon aft... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biochemistry",
"cell",
"biology",
"virology",
"infectious",
"diseases/hiv",
"infection",
"and",
"aids",
"microbiology",
"immunology/immunity",
"to",
"infections"
] | 2008 | Proteasomal Degradation of TRIM5α during Retrovirus Restriction |
The role of host movement in the spread of vector-borne diseases of livestock has been little studied . Here we develop a mathematical framework that allows us to disentangle and quantify the roles of vector dispersal and livestock movement in transmission between farms . We apply this framework to outbreaks of blueton... | Diseases which are transmitted by the bites of insects can be spread to new locations through the movement of both infected insects and infected hosts . The importance of these routes has implications for disease control , because we can often restrict host movement , and so potentially reduce spread , but cannot easil... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"livestock",
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"ruminants",
"viral",
"transmission",
"and",
"infection",
"pathogens",
"applied",
"mathematics",
"vector-borne",
"diseases",
"microbiology",
"vertebrates",
"bluetongue",
"v... | 2017 | Quantifying the roles of host movement and vector dispersal in the transmission of vector-borne diseases of livestock |
The dynamics of the cellular proportion of mutant mtDNA molecules is crucial for mitochondrial diseases . Cellular populations of mitochondria are under homeostatic control , but the details of the control mechanisms involved remain elusive . Here , we use stochastic modelling to derive general results for the impact o... | Mitochondria , best known for their role in energy production , are crucial to the survival of most of our cells . To respond to energetic demands and mitigate against mutational damage , cells control the mitochondrial populations within them . However , the character of these control mechanisms remains open . As expe... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"genome",
"engineering",
"control",
"theory",
"medicine",
"and",
"health",
"sciences",
"gene",
"therapy",
"mitochondrial",
"dna",
"engineering",
"and",
"technology",
"nucleases",
"enzymes",
"synthetic",
"biology",
"dna-binding",
"proteins",
"enzymology",
"plant",
"energ... | 2019 | Energetic costs of cellular and therapeutic control of stochastic mitochondrial DNA populations |
Melioidosis is a life threatening infectious disease caused by the gram-negative bacillus Burkholderia pseudomallei predominantly found in southeast Asia and northern Australia . Studying the host transcription profiles in response to infection is crucial for understanding disease pathogenesis and correlates of disease... | Melioidosis is a life threatening infectious disease caused by a soil-associated gram-negative bacterium , B . pseudomallei . Melioidosis is endemic in southeast Asia and northern Australia; however , the global distribution of B . pseudomallei and the disease burden of melioidosis is still poorly understood . Melioido... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"antimicrobials",
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"gene",
"regulation",
"melioidosis",
"drugs",
"immunology",
"microbiology",
"bacterial",
"diseases",
"sepsis",
"signs",
"and",
"symptoms",
"antibiotics",
"epigenetics"... | 2017 | Host gene expression analysis in Sri Lankan melioidosis patients |
Dynamins are large superfamily GTPase proteins that are involved in various cellular processes including budding of transport vesicles , division of organelles , cytokinesis , and pathogen resistance . Here , we characterized several dynamin-related proteins from the rice blast fungus Magnaporthe oryzae and found that ... | Dynamin superfamily members are involved in budding of transport vesicles and division of organelles in eukaryotic cells . To further understand how dynamins function in phytopathogenic fungi , we characterized several dynamin-related proteins from the rice blast fungus M . oryzae . In addition to revealing major conse... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"cell",
"death",
"autophagic",
"cell",
"death",
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"cell",
"processes",
"light",
"microscopy",
"fungal",
"structure",
"cereal",
"crops",
"rice",
"model",
"organisms",
"microscopy",
"... | 2016 | MoDnm1 Dynamin Mediating Peroxisomal and Mitochondrial Fission in Complex with MoFis1 and MoMdv1 Is Important for Development of Functional Appressorium in Magnaporthe oryzae |
Transposable elements ( TEs ) are exceptional contributors to eukaryotic genome diversity . Their ubiquitous presence impacts the genomes of nearly all species and mediates genome evolution by causing mutations and chromosomal rearrangements and by modulating gene expression . We performed an exhaustive analysis of the... | Transposable elements ( TEs ) are enigmatic genetic units that have played important roles in the evolution of eukaryotic genomes . Since their discovery in the 1950s , they have gained increasing attention and are known today as active genome modelers in multiple species . Although these elements have been widely stud... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"fungal",
"genetics",
"computational",
"biology",
"fungi",
"genome",
"analysis",
"genetic",
"elements",
"research",
"and",
"analysis",
"methods",
"genomic",
"libraries",
"mycology",
"gene",
"expression",
"biological",
"databases",
"fungal",
"genomics",
"database",
"and"... | 2016 | Transposable Elements versus the Fungal Genome: Impact on Whole-Genome Architecture and Transcriptional Profiles |
Pseudomonas syringae pv . tomato DC3000 ( PtoDC3000 ) is an extracellular model plant pathogen , yet its potential to produce secreted effectors that manipulate the apoplast has been under investigated . Here we identified 131 candidate small , secreted , non-annotated proteins from the PtoDC3000 genome , most of which... | The extracellular space in the leaf ( the apoplast ) is colonized by a diversity of microbes that will have to deal with host-secreted hydrolytic enzymes , many of which accumulate during defence responses . We hypothesize that in addition to fungal and oomycete pathogens , the bacterial model plant pathogen Pseudomona... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"plant",
"anatomy",
"medicine",
"and",
"health",
"sciences",
"pathology",
"and",
"laboratory",
"medicine",
"apoplastic",
"space",
"enzymes",
"pathogens",
"enzymology",
"microbiology",
"plant",
"science",
"crops",
"cysteine",
"proteases",
"plant",
"pathology",
"plants",
... | 2016 | Screen of Non-annotated Small Secreted Proteins of Pseudomonas syringae Reveals a Virulence Factor That Inhibits Tomato Immune Proteases |
An attenuated line of Leishmania infantum ( L . infantum H-line ) has been established by culturing promastigotes in vitro under gentamicin pressure . A vaccine trial was conducted using 103 naive dogs from a leishmaniosis non-endemic area ( 55 vaccinated and 48 unvaccinated ) brought into an endemic area of southeast ... | A 24 month vaccine trial was conducted using 103 leishmania free dogs in an area of southeast Iran endemic for visceral leishmaniosis . The dogs were vaccinated with gentamicin-attenuated line of Leishmania infantum . No local and/or general indications of disease were observed in the vaccinated dogs immediately after ... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"biology",
"and",
"life",
"sciences",
"veterinary",
"science"
] | 2014 | Gentamicin-Attenuated Leishmania infantum Vaccine: Protection of Dogs against Canine Visceral Leishmaniosis in Endemic Area of Southeast of Iran |
Cystic echinococcosis ( CE ) is an important health problem in many areas of the world including the Mediterranean region . However , the real CE epidemiological situation is not well established . In fact , it is possible that CE is a re-emerging disease due to the weakness of current control programs . We performed a... | The incidence of CE in our region is still high; however , in this period of study , a slow decrease was observed . The sharp decline of incidence in pediatric population highlights the importance of long-term control of CE . The systematic search of HDR may be a more accurate method than other methods in the estimatio... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [] | 2015 | Surveillance of Human Echinococcosis in Castilla-Leon (Spain) between 2000-2012 |
Single-stranded DNA binding proteins ( SSBs ) regulate multiple DNA transactions , including replication , transcription , and repair . We recently identified SSB1 as a novel protein critical for the initiation of ATM signaling and DNA double-strand break repair by homologous recombination . Here we report that germlin... | Single-stranded DNA binding proteins ( SSBs ) play a variety of roles in the cell , regulating transcription , replication , and DNA repair . We recently identified and described a novel SSB , designated SSB1 , which was shown to be critical for DNA repair in the cell . In this study we have used a mouse model in which... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"animal",
"models",
"developmental",
"biology",
"model",
"organisms",
"skeletal",
"development",
"dna",
"morphogenesis",
"birth",
"defects",
"biology",
"mouse",
"molecular",
"biology",
"nucleic",
"acids",
"dna",
"repair",
"molecular",
"cell",
"biology"
] | 2013 | Essential Developmental, Genomic Stability, and Tumour Suppressor Functions of the Mouse Orthologue of hSSB1/NABP2 |
The live attenuated yellow fever ( YF ) vaccine has an excellent record of efficacy and one dose provides long-lasting immunity , which in many cases may last a lifetime . Vaccination stimulates strong innate and adaptive immune responses , and neutralizing antibodies are considered to be the major effectors that corre... | The live-attenuated yellow fever vaccine has been administered to more than 600 million people worldwide and is considered to be one of the most successful viral vaccines ever produced . Following injection , the apathogenic vaccine virus replicates in the vaccinee and induces antibodies that mediate virus neutralizati... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"humoral",
"immunity",
"medicine",
"vaccination",
"clinical",
"immunology",
"immunity",
"virology",
"biology",
"microbiology"
] | 2013 | Dissection of Antibody Specificities Induced by Yellow Fever Vaccination |
Failure to detect a disease agent or vector where it actually occurs constitutes a serious drawback in epidemiology . In the pervasive situation where no sampling technique is perfect , the explicit analytical treatment of detection failure becomes a key step in the estimation of epidemiological parameters . We illustr... | Blood-sucking bugs of the genus Rhodnius are major vectors of Chagas disease . Control and surveillance of Chagas disease transmission critically depend on ascertaining whether households and nearby ecotopes ( such as palm trees ) are infested by these vectors . However , no bug detection technique works perfectly . Be... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion",
"Acknowledgments"
] | [
"infectious",
"diseases/neglected",
"tropical",
"diseases",
"public",
"health",
"and",
"epidemiology/infectious",
"diseases",
"evidence-based",
"healthcare/statistical",
"methodologies",
"and",
"health",
"informatics",
"ecology/population",
"ecology",
"infectious",
"diseases/epid... | 2010 | Modeling Disease Vector Occurrence when Detection Is Imperfect: Infestation of Amazonian Palm Trees by Triatomine Bugs at Three Spatial Scales |
Ubiquitin-dependent processes control much of cellular physiology . We show that expression of a highly active , Epstein-Barr virus-derived deubiquitylating enzyme ( EBV-DUB ) blocks proteasomal degradation of cytosolic and ER-derived proteins by preemptive removal of ubiquitin from proteasome substrates , a treatment ... | Constant turnover of proteins is part of normal cellular physiology . Newly synthesized proteins that fail to fold are recognized by dedicated receptors and tagged for immediate degradation . The tag usually consists of a chain of a small protein , ubiquitin , and is recognized by the proteasome . We introduce a new to... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"biochemistry",
"cell",
"biology"
] | 2011 | Enzymatic Blockade of the Ubiquitin-Proteasome Pathway |
Regulated nuclear entry of clock proteins is a conserved feature of eukaryotic circadian clocks and serves to separate the phase of mRNA activation from mRNA repression in the molecular feedback loop . In Drosophila , nuclear entry of the clock proteins , PERIOD ( PER ) and TIMELESS ( TIM ) , is tightly controlled , an... | In Drosophila , circadian rhythms are driven by a negative feedback loop that includes the key regulators , period ( per ) and timeless ( tim ) . To generate this feedback loop , PER and TIM proteins first accumulate in the cytoplasm and then translocate to the nucleus where PER represses transcription . Thus , the nuc... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | Drosophila TIM Binds Importin α1, and Acts as an Adapter to Transport PER to the Nucleus |
Function diversification in large protein families is a major mechanism driving expansion of cellular networks , providing organisms with new metabolic capabilities and thus adding to their evolutionary success . However , our understanding of the evolutionary mechanisms of functional diversity in such families is very... | The protein universe is under constant expansion and is reshaping through multiple duplication , gene losses , lateral gene transfers , and speciation events . Large and functionally heterogeneous protein families that evolve through these processes contain conserved motifs and structural scaffolds , yet their individu... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"sequence",
"analysis",
"genomics",
"functional",
"genomics",
"evolutionary",
"biology",
"evolutionary",
"modeling",
"biology",
"computational",
"biology",
"comparative",
"genomics",
"macromolecular",
"structure",
"analysis"
] | 2011 | The FGGY Carbohydrate Kinase Family: Insights into the Evolution of Functional Specificities |
Hyperostosis Cranialis Interna ( HCI ) is a rare bone disorder characterized by progressive intracranial bone overgrowth at the skull . Here we identified by whole-exome sequencing a dominant mutation ( L441R ) in SLC39A14 ( ZIP14 ) . We show that L441R ZIP14 is no longer trafficked towards the plasma membrane and exce... | Osteoporosis is a skeletal disorder affecting hundreds of millions of people , and is characterized by a low bone mineral density ( BMD ) and increased susceptibility to fracture . Genetic factors are the greatest determinants of BMD , but only a small fraction of these have been identified through genome-wide associat... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"medicine",
"and",
"health",
"sciences",
"animal",
"models",
"physiological",
"processes",
"developmental",
"biology",
"osteoblasts",
"model",
"organisms",
"organism",
"development",
"bone",
"homeostasis",
"connective",
"tissue",
"cells",
"experimental",
"organism",
"syst... | 2018 | Conditional mouse models support the role of SLC39A14 (ZIP14) in Hyperostosis Cranialis Interna and in bone homeostasis |
In areas where schistosomiasis control programs have been implemented , morbidity and prevalence have been greatly reduced . However , to sustain these reductions and move towards interruption of transmission , new tools for disease surveillance are needed . Genomic methods have the potential to help trace the sources ... | Schistosomiasis is a devastating tropical disease that affects more than 200 million people worldwide . Over the past several decades , transmission control strategies implemented in China have reduced the prevalence and morbidity of Schistosoma japonicum in many areas . Infections still persist , however , and it is t... | [
"Abstract",
"Introduction",
"Methods",
"Results",
"Discussion"
] | [
"schistosoma",
"invertebrates",
"helminths",
"animals",
"invertebrate",
"genomics",
"microsatellite",
"loci",
"genome",
"analysis",
"gene",
"types",
"molecular",
"biology",
"techniques",
"research",
"and",
"analysis",
"methods",
"schistosoma",
"japonicum",
"genomic",
"lib... | 2017 | Whole Genome Amplification and Reduced-Representation Genome Sequencing of Schistosoma japonicum Miracidia |
Listeriolysin-O ( LLO ) plays a crucial role during infection by Listeria monocytogenes . It enables escape of bacteria from phagocytic vacuole , which is the basis for its spread to other cells and tissues . It is not clear how LLO acts at phagosomal membranes to allow bacterial escape . The mechanism of action of LLO... | Listeriolysin-O ( LLO ) plays a crucial role in Listeria monocytogenes infection by allowing bacteria to escape from intracellular phagosomes and cells via an unknown molecular mechanism . We used high-speed atomic force microscopy ( HS-AFM ) supported with giant unilamellar vesicles imaging ( GUVs ) to characterize th... | [
"Abstract",
"Introduction",
"Materials",
"and",
"Methods",
"Results",
"Discussion"
] | [
"medicine",
"and",
"health",
"sciences",
"vesicles",
"toxins",
"pathology",
"and",
"laboratory",
"medicine",
"toxicology",
"toxic",
"agents",
"materials",
"science",
"partial",
"disruption",
"of",
"cell",
"membrane",
"oligomers",
"cellular",
"structures",
"and",
"orga... | 2016 | Listeriolysin O Membrane Damaging Activity Involves Arc Formation and Lineaction -- Implication for Listeria monocytogenes Escape from Phagocytic Vacuole |
The e-liquids used in electronic cigarettes ( E-cigs ) consist of propylene glycol ( PG ) , vegetable glycerin ( VG ) , nicotine , and chemical additives for flavoring . There are currently over 7 , 700 e-liquid flavors available , and while some have been tested for toxicity in the laboratory , most have not . Here , ... | The e-liquids used in electronic cigarettes ( E-cigs ) typically consist of a mixture of propylene glycol ( PG ) , vegetable glycerin ( VG ) , and nicotine , as well as numerous chemical additives that are used for flavoring . There are currently over 7 , 700 different flavored e-liquids that are commercially available... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Methods"
] | [
"medicine",
"and",
"health",
"sciences",
"methods",
"and",
"resources",
"cell",
"viability",
"testing",
"pathology",
"and",
"laboratory",
"medicine",
"chemical",
"compounds",
"cell",
"processes",
"social",
"sciences",
"habits",
"toxicology",
"toxicity",
"monomers",
"(... | 2018 | Evaluation of e-liquid toxicity using an open-source high-throughput screening assay |
Ribosome biogenesis is a ubiquitous and essential process in cells . Defects in ribosome biogenesis and function result in a group of human disorders , collectively known as ribosomopathies . In this study , we describe a zebrafish mutant with a loss-of-function mutation in nol9 , a gene that encodes a non-ribosomal pr... | The production of ribosomes , the protein-synthesizing machines , is fundamental in all cells . It is a very complex process that requires the coordinated actions of ribosomal and non-ribosomal proteins . Impairment of ribosome formation and function leads to a class of disorders known as “ribosomopathies” . Here , we ... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [] | 2015 | The Ribosome Biogenesis Protein Nol9 Is Essential for Definitive Hematopoiesis and Pancreas Morphogenesis in Zebrafish |
Reef coral cover is in rapid decline worldwide , in part due to bleaching ( expulsion of photosynthetic symbionts ) and outbreaks of infectious disease . One important factor associated with bleaching and in disease transmission is a shift in the composition of the microbial community in the mucus layer surrounding the... | An important correlate in bleaching and disease in reef-building corals is a shift in the makeup of the microbial community in the mucus layer surrounding the coral . Resident microbes critical to the healthy functioning of the coral organism are outcompeted by pathogenic microbes , often species of the Vibrio bacteria... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"Methods"
] | [
"ecology/marine",
"and",
"freshwater",
"ecology",
"computational",
"biology/ecosystem",
"modeling",
"ecology/community",
"ecology",
"and",
"biodiversity",
"mathematics/mathematical",
"computing",
"ecology/theoretical",
"ecology",
"ecology/population",
"ecology"
] | 2010 | How Microbial Community Composition Regulates Coral Disease Development |
Many animals exploit several niches sequentially during their life cycles , a fitness referred to as ontogenetic niche shift ( ONS ) . To successfully accomplish ONS , transition between development stages is often coupled with changes in one or more primitive , instinctive behaviors . Yet , the underlining molecular m... | Many animals occupy distinct niches and utilize diverse resources at different development stages in order to meet stage-dependent requirements and overcome stage-specific limitations . This fitness is referred to as ontogenetic niche shift ( ONS ) . During the preparation for ONS , animals often change one or more pri... | [
"Abstract",
"Introduction",
"Results",
"Discussion",
"Materials",
"and",
"methods"
] | [
"invertebrates",
"medicine",
"and",
"health",
"sciences",
"rna",
"interference",
"social",
"sciences",
"light",
"animals",
"electromagnetic",
"radiation",
"hormones",
"animal",
"models",
"physiological",
"processes",
"developmental",
"biology",
"drosophila",
"melanogaster",... | 2019 | Hormonal signaling cascades required for phototaxis switch in wandering Leptinotarsa decemlineata larvae |
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