The virtual cell animation collection: tools for teaching molecular and cellular biology.

abstract：:The differentiation of the bacterium Bacillus subtilis into a dormant spore is among the most well-characterized developmental pathways in biology. Classical genetic screens performed over the past half century identified scores of factors involved in every step of this morphological process. More recently, transcript...

journal_title：PLoS biology

authors： Meeske AJ,Rodrigues CD,Brady J,Lim HC,Bernhardt TG,Rudner DZ

更新日期：2016-01-06 00:00:00

abstract：:In Pseudomonas fluorescens Pf0-1 the availability of inorganic phosphate (Pi) is an environmental signal that controls biofilm formation through a cyclic dimeric GMP (c-di-GMP) signaling pathway. In low Pi conditions, a c-di-GMP phosphodiesterase (PDE) RapA is expressed, depleting cellular c-di-GMP and causing the los...

journal_title：PLoS biology

authors： Newell PD,Boyd CD,Sondermann H,O'Toole GA

更新日期：2011-02-01 00:00:00

abstract：:Global warming is significantly altering arctic marine ecosystems. Specifically, the precipitous loss of sea ice is creating a dichotomy between ice-dependent polar bears and pinnipeds that are losing habitat and some cetaceans that are gaining habitat. While final outcomes are hard to predict for the many and varied ...

journal_title：PLoS biology

authors： Moore SE,Reeves RR

更新日期：2018-10-09 00:00:00

abstract：:Contemporary science thrives on collaborative networks, but these can also be found elsewhere in the history of science in unexpected places. When Mendel turned his attention to inheritance in peas he was not an isolated monk, but rather the latest in a line of Moravian researchers and agriculturalists who had been th...

journal_title：PLoS biology

authors： Poczai P,Bell N,Hyvönen J

更新日期：2014-01-01 00:00:00

abstract：:Genetically identical cells grown in the same culture display striking cell-to-cell heterogeneity in gene expression and other traits. A crucial challenge is to understand how much of this heterogeneity reflects the noise tolerance of a robust system and how much serves a biological function. In bacteria, stochastic g...

journal_title：PLoS biology

authors： Levy SF,Ziv N,Siegal ML

更新日期：2012-01-01 00:00:00

abstract：:Mutations can originate from the chance misincorporation of nucleotides during DNA replication or from DNA lesions that arise between replication cycles and are not repaired correctly. We introduce a model that relates the source of mutations to their accumulation with cell divisions, providing a framework for underst...

journal_title：PLoS biology

authors： Gao Z,Wyman MJ,Sella G,Przeworski M

更新日期：2016-01-13 00:00:00

abstract：:Antibiotic combination therapies are important for the efficient treatment of many types of infections, including those caused by antibiotic-resistant pathogens. Combination treatment strategies are typically used under the assumption that synergies are conserved across species and strains, even though recent results ...

journal_title：PLoS biology

authors： Fatsis-Kavalopoulos N,Roemhild R,Tang PC,Kreuger J,Andersson DI

更新日期：2020-09-17 00:00:00

abstract：:The issue of nonreplicable evidence has attracted considerable attention across biomedical and other sciences. This concern is accompanied by an increasing interest in reforming research incentives and practices. How to optimally perform these reforms is a scientific problem in itself, and economics has several scient...

journal_title：PLoS biology

authors： Gall T,Ioannidis JPA,Maniadis Z

更新日期：2017-04-26 00:00:00

abstract：:Planarians display remarkable plasticity in maintenance of their germline, with the ability to develop or dismantle reproductive tissues in response to systemic and environmental cues. Here, we investigated the role of G protein-coupled receptors (GPCRs) in this dynamic germline regulation. By genome-enabled receptor ...

journal_title：PLoS biology

authors： Saberi A,Jamal A,Beets I,Schoofs L,Newmark PA

更新日期：2016-05-10 00:00:00

abstract：:The link between extrinsic signaling, progenitor cell specification and neuronal subtype identity is central to the developmental organization of the vertebrate central nervous system. In the hindbrain and spinal cord, distinctions in the rostrocaudal identity of progenitor cells are associated with the generation of ...

journal_title：PLoS biology

authors： Nordström U,Maier E,Jessell TM,Edlund T

更新日期：2006-07-01 00:00:00

abstract：:The developing pancreatic epithelium gives rise to all endocrine and exocrine cells of the mature organ. During organogenesis, the epithelial cells receive essential signals from the overlying mesenchyme. Previous studies, focusing on ex vivo tissue explants or complete knockout mice, have identified an important role...

journal_title：PLoS biology

authors： Landsman L,Nijagal A,Whitchurch TJ,Vanderlaan RL,Zimmer WE,Mackenzie TC,Hebrok M

更新日期：2011-09-01 00:00:00

abstract：:Cardiomyocytes are vulnerable to hypoxia in the adult, but adapted to hypoxia in utero. Current understanding of endogenous cardiac oxygen sensing pathways is limited. Myocardial oxygen consumption is determined by regulation of energy metabolism, which shifts from glycolysis to lipid oxidation soon after birth, and i...

journal_title：PLoS biology

authors： Breckenridge RA,Piotrowska I,Ng KE,Ragan TJ,West JA,Kotecha S,Towers N,Bennett M,Kienesberger PC,Smolenski RT,Siddall HK,Offer JL,Mocanu MM,Yelon DM,Dyck JR,Griffin JL,Abramov AY,Gould AP,Mohun TJ

更新日期：2013-09-01 00:00:00

abstract：:In Amazonian tropical forests, recent studies have reported increases in aboveground biomass and in primary productivity, as well as shifts in plant species composition favouring fast-growing species over slow-growing ones. This pervasive alteration of mature tropical forests was attributed to global environmental cha...

journal_title：PLoS biology

authors： Chave J,Condit R,Muller-Landau HC,Thomas SC,Ashton PS,Bunyavejchewin S,Co LL,Dattaraja HS,Davies SJ,Esufali S,Ewango CE,Feeley KJ,Foster RB,Gunatilleke N,Gunatilleke S,Hall P,Hart TB,Hernández C,Hubbell SP,Itoh A,

更新日期：2008-03-04 00:00:00

abstract：:Members of the highly conserved class of BEACH domain containing proteins (BDCPs) have been established as broad facilitators of protein-protein interactions and membrane dynamics in the context of human diseases like albinism, bleeding diathesis, impaired cellular immunity, cancer predisposition, and neurological dys...

journal_title：PLoS biology

authors： Steffens A,Bräutigam A,Jakoby M,Hülskamp M

更新日期：2015-07-02 00:00:00

abstract：:HAPLESS2 (HAP2) is a broadly conserved, gamete-expressed transmembrane protein that was shown recently to be structurally homologous to viral class II fusion proteins, which initiate fusion with host cells via insertion of fusion loops into the host membrane. However, the functional conformation of the HAP2 fusion loo...

journal_title：PLoS biology

authors： Fedry J,Forcina J,Legrand P,Péhau-Arnaudet G,Haouz A,Johnson M,Rey FA,Krey T

更新日期：2018-08-13 00:00:00

abstract：:Blood vascular networks in vertebrates are essential to tissue survival. Establishment of a fully functional vasculature is complex and requires a number of steps including vasculogenesis and angiogenesis that are followed by differentiation into specialized vascular tissues (i.e., arteries, veins, and lymphatics) and...

journal_title：PLoS biology

authors： Ricard N,Simons M

更新日期：2015-05-15 00:00:00

abstract：:There is currently a demand for new highly efficient and specific drugs to treat osteoporosis, a chronic bone disease affecting millions of people worldwide. We have developed a combinatorial strategy for engineering bispecific inhibitors that simultaneously target the unique combination of c-FMS and αvβ3 integrin, wh...

journal_title：PLoS biology

authors： Zur Y,Rosenfeld L,Keshelman CA,Dalal N,Guterman-Ram G,Orenbuch A,Einav Y,Levaot N,Papo N

更新日期：2018-08-24 00:00:00

abstract：:Single-cell imaging, combined with recent advances in image analysis and microfluidic technologies, have enabled fundamental discoveries of cellular responses to chemical perturbations that are often obscured by traditional liquid-culture experiments. Temperature is an environmental variable well known to impact growt...

journal_title：PLoS biology

authors： Knapp BD,Zhu L,Huang KC

更新日期：2020-11-06 00:00:00

abstract：:Robust biological systems are expected to accumulate cryptic genetic variation that does not affect the system output in standard conditions yet may play an evolutionary role once phenotypically expressed under a strong perturbation. Genetic variation that is cryptic relative to a robust trait may accumulate neutrally...

journal_title：PLoS biology

authors： Duveau F,Félix MA

更新日期：2012-01-01 00:00:00

abstract：:To elucidate the history of living and extinct elephantids, we generated 39,763 bp of aligned nuclear DNA sequence across 375 loci for African savanna elephant, African forest elephant, Asian elephant, the extinct American mastodon, and the woolly mammoth. Our data establish that the Asian elephant is the closest livi...

journal_title：PLoS biology

authors： Rohland N,Reich D,Mallick S,Meyer M,Green RE,Georgiadis NJ,Roca AL,Hofreiter M

更新日期：2010-12-21 00:00:00

abstract：:Adaptor protein (AP) complexes sort cargo into vesicles for transport from one membrane compartment of the cell to another. Four distinct AP complexes have been identified, which are present in most eukaryotes. We report the existence of a fifth AP complex, AP-5. Tagged AP-5 localises to a late endosomal compartment i...

journal_title：PLoS biology

authors： Hirst J,Barlow LD,Francisco GC,Sahlender DA,Seaman MN,Dacks JB,Robinson MS

更新日期：2011-10-01 00:00:00

abstract：:Functional MRI (fMRI) studies have traditionally relied on intersubject normalization based on global brain morphology, which cannot establish proper functional correspondence between subjects due to substantial intersubject variability in functional organization. Here, we reliably identified a set of discrete, homolo...

journal_title：PLoS biology

authors： Li M,Wang D,Ren J,Langs G,Stoecklein S,Brennan BP,Lu J,Chen H,Liu H

更新日期：2019-03-25 00:00:00

abstract：:Proopiomelanocortin (POMC) neurons in the arcuate nucleus of the hypothalamus (ARC) respond to numerous hormonal and neural signals, resulting in changes in food intake. Here, we demonstrate that ARC POMC neurons express capsaicin-sensitive transient receptor potential vanilloid 1 receptor (TRPV1)-like receptors. To s...

journal_title：PLoS biology

authors： Jeong JH,Lee DK,Liu SM,Chua SC Jr,Schwartz GJ,Jo YH

更新日期：2018-04-24 00:00:00

abstract：:Understanding the molecular events that underlie the evolution of morphological diversity is a major challenge in biology. Here, to identify genes whose expression correlates with species-specific morphologies, we compared transcriptomes of two closely related Hydra species. We find that species-specific differences i...

journal_title：PLoS biology

authors： Khalturin K,Anton-Erxleben F,Sassmann S,Wittlieb J,Hemmrich G,Bosch TC

更新日期：2008-11-18 00:00:00

abstract：:The cerebral cortex performs complex cognitive functions at the expense of tremendous energy consumption. Blood vessels in the brain are known to form stereotypic patterns that facilitate efficient oxygen and nutrient delivery. Yet little is known about how vessel development in the brain is normally regulated. Radial...

journal_title：PLoS biology

authors： Ma S,Kwon HJ,Johng H,Zang K,Huang Z

更新日期：2013-01-01 00:00:00

abstract：:Over the past 3 decades, in a series of studies on some of the most extensively studied toxic chemicals and pollutants, scientists have found that the amount of toxic chemical linked with the development of a disease or death-which is central to determining "safe" or "hazardous" levels-is proportionately greater at th...

journal_title：PLoS biology

authors： Lanphear BP

更新日期：2017-12-19 00:00:00

abstract：:Organisms evolve two routes to surviving infections-they can resist pathogen growth (resistance) and they can endure the pathogenesis of infection (tolerance). The sum of these two properties together defines the defensive capabilities of the host. Typically, studies of animal defenses focus on either understanding re...

journal_title：PLoS biology

authors： Ayres JS,Schneider DS

更新日期：2008-12-09 00:00:00

abstract：:The Open Science Prize was established with the following objectives: first, to encourage the crowdsourcing of open data to make breakthroughs that are of biomedical significance; second, to illustrate that funders can indeed work together when scientific interests are aligned; and finally, to encourage international ...

journal_title：PLoS biology

authors： Kittrie E,Atienza AA,Kiley R,Carr D,MacFarlane A,Pai V,Couch J,Bajkowski J,Bonner JF,Mietchen D,Bourne PE

更新日期：2017-08-01 00:00:00

abstract：:Independently evolving populations may adapt to similar selection pressures via different genetic changes. The interactions between such changes, such as in a hybrid individual, can inform us about what course adaptation may follow and allow us to determine whether gene flow would be facilitated or hampered following ...

journal_title：PLoS biology

authors： Ono J,Gerstein AC,Otto SP

更新日期：2017-01-23 00:00:00

abstract：:The link between single-cell variation and population-level fate choices lacks a mechanistic explanation despite extensive observations of gene expression and epigenetic variation among individual cells. Here, we found that single human embryonic stem cells (hESCs) have different and biased differentiation potentials ...

journal_title：PLoS biology

authors： Jang J,Han D,Golkaram M,Audouard M,Liu G,Bridges D,Hellander S,Chialastri A,Dey SS,Petzold LR,Kosik KS

更新日期：2019-09-26 00:00:00