Cellular aspect ratio and cell division mechanics underlie the patterning of cell progeny in diverse mammalian epithelia.

abstract：:Learning more about the cells that enable parasitic worms called schistosomes to reproduce inside snails could lead to new treatments that prevent these parasites from being transmitted to humans. ...

journal_title：eLife

authors： Sánchez Alvarado A

更新日期：2013-07-30 00:00:00

abstract：:The biology of sponges provides clues about how early animals may have dealt with low levels of oxygen. ...

journal_title：eLife

authors： Rytkönen KT

更新日期：2018-02-06 00:00:00

abstract：:Daily rhythms of food anticipatory activity (FAA) are regulated independently of the suprachiasmatic nucleus, which mediates entrainment of rhythms to light, but the neural circuits that establish FAA remain elusive. In this study, we show that mice lacking the dopamine D1 receptor (D1R KO mice) manifest greatly reduc...

journal_title：eLife

authors： Gallardo CM,Darvas M,Oviatt M,Chang CH,Michalik M,Huddy TF,Meyer EE,Shuster SA,Aguayo A,Hill EM,Kiani K,Ikpeazu J,Martinez JS,Purpura M,Smit AN,Patton DF,Mistlberger RE,Palmiter RD,Steele AD

更新日期：2014-09-12 00:00:00

abstract：:Disturbance from whale-watching can cause significant behavioural changes with fitness consequences for targeted whale populations. However, the sensory stimuli triggering these responses are unknown, preventing effective mitigation. Here, we test the hypothesis that vessel noise level is a driver of disturbance, usin...

journal_title：eLife

authors： Sprogis KR,Videsen S,Madsen PT

更新日期：2020-06-16 00:00:00

abstract：:During cell locomotion and endocytosis, membrane-tethered WASP proteins stimulate actin filament nucleation by the Arp2/3 complex. This process generates highly branched arrays of filaments that grow toward the membrane to which they are tethered, a conflict that seemingly would restrict filament growth. Using three-c...

journal_title：eLife

authors： Smith BA,Padrick SB,Doolittle LK,Daugherty-Clarke K,Corrêa IR Jr,Xu MQ,Goode BL,Rosen MK,Gelles J

更新日期：2013-09-03 00:00:00

abstract：:Striatal dysfunction plays an important role in dystonia, but the striatal cell types that contribute to abnormal movements are poorly defined. We demonstrate that conditional deletion of the DYT1 dystonia protein torsinA in embryonic progenitors of forebrain cholinergic and GABAergic neurons causes dystonic-like twis...

journal_title：eLife

authors： Pappas SS,Darr K,Holley SM,Cepeda C,Mabrouk OS,Wong JM,LeWitt TM,Paudel R,Houlden H,Kennedy RT,Levine MS,Dauer WT

更新日期：2015-06-08 00:00:00

abstract：:The internal brain dynamics that link sensation and action are arguably better studied during natural animal behaviors. Here, we report on a novel volume imaging and 3D tracking technique that monitors whole brain neural activity in freely swimming larval zebrafish (Danio rerio). We demonstrated the capability of our ...

journal_title：eLife

authors： Cong L,Wang Z,Chai Y,Hang W,Shang C,Yang W,Bai L,Du J,Wang K,Wen Q

更新日期：2017-09-20 00:00:00

abstract：:One of the major unanswered questions in evolutionary biology is when and how the transition between diderm (two membranes) and monoderm (one membrane) cell envelopes occurred in Bacteria. The Negativicutes and the Halanaerobiales belong to the classically monoderm Firmicutes, but possess outer membranes with lipopoly...

journal_title：eLife

authors： Antunes LC,Poppleton D,Klingl A,Criscuolo A,Dupuy B,Brochier-Armanet C,Beloin C,Gribaldo S

更新日期：2016-08-31 00:00:00

abstract：:When an individual makes a judgement about the actions of another individual, taking the latter's viewpoint into consideration enhances cooperation in society at large. ...

journal_title：eLife

authors： Masuda N,Santos FC

更新日期：2019-04-29 00:00:00

abstract：:Toxoplasma gondii contains a limited subset of actin binding proteins. Here we show that the putative actin regulator cyclase-associated protein (CAP) is present in two different isoforms and its deletion leads to significant defects in some but not all actin dependent processes. We observe defects in cell-cell commun...

journal_title：eLife

authors： Hunt A,Russell MRG,Wagener J,Kent R,Carmeille R,Peddie CJ,Collinson L,Heaslip A,Ward GE,Treeck M

更新日期：2019-10-02 00:00:00

abstract：:The mammalian auditory sensory epithelium has one of the most stereotyped cellular patterns known in vertebrates. Mechano-sensory hair cells are arranged in precise rows, with one row of inner and three rows of outer hair cells spanning the length of the spiral-shaped sensory epithelium. Aiding such precise cellular p...

journal_title：eLife

authors： Prajapati-DiNubila M,Benito-Gonzalez A,Golden EJ,Zhang S,Doetzlhofer A

更新日期：2019-06-12 00:00:00

abstract：:Mammalian HMG-CoA reductase (HMGCR), the rate-limiting enzyme of the cholesterol biosynthetic pathway and the therapeutic target of statins, is post-transcriptionally regulated by sterol-accelerated degradation. Under cholesterol-replete conditions, HMGCR is ubiquitinated and degraded, but the identity of the E3 ubiqu...

journal_title：eLife

authors： Menzies SA,Volkmar N,van den Boomen DJ,Timms RT,Dickson AS,Nathan JA,Lehner PJ

更新日期：2018-12-13 00:00:00

abstract：:Motor fatigability emerges when demanding tasks are executed over an extended period of time. Here, we used repetitive low-force movements that cause a gradual reduction in movement speed (or 'motor slowing') to study the central component of fatigability in healthy adults. We show that motor slowing is associated wit...

journal_title：eLife

authors： Bächinger M,Lehner R,Thomas F,Hanimann S,Balsters J,Wenderoth N

更新日期：2019-09-16 00:00:00

abstract：:Sleep affects brain activity globally, but many cortical sleep waves are spatially confined. Local rhythms serve cortical area-specific sleep needs and functions; however, mechanisms controlling locality are unclear. We identify the thalamic reticular nucleus (TRN) as a source for local, sensory-cortex-specific non-ra...

journal_title：eLife

authors： Fernandez LM,Vantomme G,Osorio-Forero A,Cardis R,Béard E,Lüthi A

更新日期：2018-12-25 00:00:00

abstract：:Mitochondrial dysfunction is associated with activation of the integrated stress response (ISR) but the underlying triggers remain unclear. We systematically combined acute mitochondrial inhibitors with genetic tools for compartment-specific NADH oxidation to trace mechanisms linking different forms of mitochondrial d...

journal_title：eLife

authors： Mick E,Titov DV,Skinner OS,Sharma R,Jourdain AA,Mootha VK

更新日期：2020-05-28 00:00:00

abstract：:Lamina-associated polypeptide 1 (LAP1) resides at the nuclear envelope and interacts with Torsins, poorly understood endoplasmic reticulum (ER)-localized AAA+ ATPases, through a conserved, perinuclear domain. We determined the crystal structure of the perinuclear domain of human LAP1. LAP1 possesses an atypical AAA+ f...

journal_title：eLife

authors： Sosa BA,Demircioglu FE,Chen JZ,Ingram J,Ploegh HL,Schwartz TU

更新日期：2014-08-22 00:00:00

abstract：:Previously we identified Lam/GramD1 proteins, a family of endoplasmic reticulum membrane proteins with sterol-binding StARkin domains that are implicated in intracellular sterol homeostasis. Here, we show how these proteins exchange sterol molecules with membranes. An aperture at one end of the StARkin domain enables ...

journal_title：eLife

authors： Khelashvili G,Chauhan N,Pandey K,Eliezer D,Menon AK

更新日期：2019-12-04 00:00:00

abstract：:The progenitor cells of the developing liver can differentiate toward both hepatocyte and biliary cell fates. In addition to the established roles of TGFβ and Notch signaling in this fate specification process, there is increasing evidence that liver progenitors are sensitive to mechanical cues. Here, we utilized micr...

journal_title：eLife

authors： Kaylan KB,Berg IC,Biehl MJ,Brougham-Cook A,Jain I,Jamil SM,Sargeant LH,Cornell NJ,Raetzman LT,Underhill GH

更新日期：2018-12-27 00:00:00

abstract：:The piriform cortex (PCx) receives direct input from the olfactory bulb (OB) and is the brain's main station for odor recognition and memory. The transformation of the odor code from OB to PCx is profound: mitral and tufted cells in olfactory glomeruli respond to individual odorant molecules, whereas pyramidal neurons...

journal_title：eLife

authors： Kumar A,Schiff O,Barkai E,Mel BW,Poleg-Polsky A,Schiller J

更新日期：2018-12-21 00:00:00

abstract：:Perturbation of neuronal activity is key to understanding the brain's functional properties, however, intervention studies typically perturb neurons in a nonspecific manner. Recent optogenetics techniques have enabled patterned perturbations, in which specific patterns of activity can be invoked in identified target n...

journal_title：eLife

authors： Sadeh S,Clopath C

更新日期：2020-02-19 00:00:00

abstract：:Hippocampal oscillations are dynamic, with unique oscillatory frequencies present during different behavioral states. To examine the extent to which these oscillations reflect neuron engagement in distinct local circuit processes that are important for memory, we recorded single cell and local field potential activity...

journal_title：eLife

authors： Rangel LM,Rueckemann JW,Riviere PD,Keefe KR,Porter BS,Heimbuch IS,Budlong CH,Eichenbaum H

更新日期：2016-01-11 00:00:00

abstract：:B-cell receptors form ordered clusters to recruit kinases and exclude phosphatases. ...

journal_title：eLife

authors： Bálint Š,Dustin ML

更新日期：2017-03-30 00:00:00

abstract：:More than 1500 fossils from the Rising Star cave system in South Africa have been assigned to a new human species, Homo naledi, which displays a unique combination of primitive and derived traits throughout the skeleton. ...

journal_title：eLife

authors： Stringer C

更新日期：2015-09-10 00:00:00

abstract：:Human-based modelling and simulations are becoming ubiquitous in biomedical science due to their ability to augment experimental and clinical investigations. Cardiac electrophysiology is one of the most advanced areas, with cardiac modelling and simulation being considered for virtual testing of pharmacological therap...

journal_title：eLife

authors： Tomek J,Bueno-Orovio A,Passini E,Zhou X,Minchole A,Britton O,Bartolucci C,Severi S,Shrier A,Virag L,Varro A,Rodriguez B

更新日期：2019-12-24 00:00:00

abstract：:Dyneins are motor proteins responsible for transport in the cytoplasm and the beating of axonemes in cilia and flagella. They bind and release microtubules via a compact microtubule-binding domain (MTBD) at the end of a coiled-coil stalk. We address how cytoplasmic and axonemal dynein MTBDs bind microtubules at near a...

journal_title：eLife

authors： Lacey SE,He S,Scheres SH,Carter AP

更新日期：2019-07-02 00:00:00

abstract：:T follicular helper cells (Tfh) are critical for the longevity and quality of antibody-mediated protection against infection. Yet few signaling pathways have been identified to be unique solely to Tfh development. ROQUIN is a post-transcriptional repressor of T cells, acting through its ROQ domain to destabilize mRNA ...

journal_title：eLife

authors： Ramiscal RR,Parish IA,Lee-Young RS,Babon JJ,Blagih J,Pratama A,Martin J,Hawley N,Cappello JY,Nieto PF,Ellyard JI,Kershaw NJ,Sweet RA,Goodnow CC,Jones RG,Febbraio MA,Vinuesa CG,Athanasopoulos V

更新日期：2015-10-23 00:00:00

abstract：:Transparent reporting is essential for the critical evaluation of studies. However, the reporting of statistical methods for studies in the biomedical sciences is often limited. This systematic review examines the quality of reporting for two statistical tests, t-tests and ANOVA, for papers published in a selection of...

journal_title：eLife

authors： Weissgerber TL,Garcia-Valencia O,Garovic VD,Milic NM,Winham SJ

更新日期：2018-12-21 00:00:00

abstract：:Cell lineages provide the framework for understanding how cell fates are decided during development. Describing cell lineages in most organisms is challenging; even a fruit fly larva has ~50,000 cells and a small mammal has >1 billion cells. Recently, the idea of applying CRISPR to induce mutations during development,...

journal_title：eLife

authors： Salvador-Martínez I,Grillo M,Averof M,Telford MJ

更新日期：2019-01-28 00:00:00

abstract：:Methyl-coenzyme M reductase (MCR), found in strictly anaerobic methanogenic and methanotrophic archaea, catalyzes the reversible production and consumption of the potent greenhouse gas methane. The α subunit of MCR (McrA) contains several unusual post-translational modifications, including a rare thioamidation of glyc...

journal_title：eLife

authors： Nayak DD,Mahanta N,Mitchell DA,Metcalf WW

更新日期：2017-09-07 00:00:00

abstract：:PKMζ is a persistently active PKC isoform proposed to maintain late-LTP and long-term memory. But late-LTP and memory are maintained without PKMζ in PKMζ-null mice. Two hypotheses can account for these findings. First, PKMζ is unimportant for LTP or memory. Second, PKMζ is essential for late-LTP and long-term memory i...

journal_title：eLife

authors： Tsokas P,Hsieh C,Yao Y,Lesburguères E,Wallace EJC,Tcherepanov A,Jothianandan D,Hartley BR,Pan L,Rivard B,Farese RV,Sajan MP,Bergold PJ,Hernández AI,Cottrell JE,Shouval HZ,Fenton AA,Sacktor TC

更新日期：2016-05-17 00:00:00