Chromatin dynamics and the role of G9a in gene regulation and enhancer silencing during early mouse development.

abstract：:Mechanisms of the neural circuits that guide mating decisions in male flies are becoming clearer. ...

journal_title：eLife

authors： Campetella F,Sachse S

更新日期：2015-12-23 00:00:00

abstract：:Clustering of receptors associated with immunoreceptor tyrosine-based activation motifs (ITAMs) initiates the macrophage antimicrobial response. ITAM receptors engage Src-family tyrosine kinases (SFKs) to initiate phagocytosis and macrophage activation. Macrophages also encounter nonpathogenic molecules that cluster r...

journal_title：eLife

authors： Freedman TS,Tan YX,Skrzypczynska KM,Manz BN,Sjaastad FV,Goodridge HS,Lowell CA,Weiss A

更新日期：2015-10-30 00:00:00

abstract：:Two mammalian genes, Kcnt1 and Kcnt2, encode pore-forming subunits of Na(+)-dependent K(+) (KNa) channels. Progress in understanding KNa channels has been hampered by the absence of specific tools and methods for rigorous KNa identification in native cells. Here, we report the genetic disruption of both Kcnt1 and Kcnt...

journal_title：eLife

authors： Martinez-Espinosa PL,Wu J,Yang C,Gonzalez-Perez V,Zhou H,Liang H,Xia XM,Lingle CJ

更新日期：2015-11-11 00:00:00

abstract：:The emergence of subpopulations that perform distinct metabolic roles has been observed in populations of genetically identical bacteria. ...

journal_title：eLife

authors： Dal Co A,Brannon C,Ackermann M

更新日期：2018-06-29 00:00:00

abstract：:The vascular pathogen Verticillium dahliae infects the roots of plants to cause Verticillium wilt. The molecular mechanisms underlying V. dahliae virulence and host resistance remain elusive. Here, we demonstrate that a secretory protein, VdSCP41, functions as an intracellular effector that promotes V. dahliae virulen...

journal_title：eLife

authors： Qin J,Wang K,Sun L,Xing H,Wang S,Li L,Chen S,Guo HS,Zhang J

更新日期：2018-05-14 00:00:00

abstract：:Key to CRISPR-Cas adaptive immunity is maintaining an ongoing record of invading nucleic acids, a process carried out by the Cas1-Cas2 complex that integrates short segments of foreign genetic material (spacers) into the CRISPR locus. It is hypothesized that Cas1 evolved from casposases, a novel class of transposases....

journal_title：eLife

authors： Hickman AB,Kailasan S,Genzor P,Haase AD,Dyda F

更新日期：2020-01-08 00:00:00

abstract：:Yeast cells undergoing the diauxic response show a striking upstream shift in poly(A) site utilization, with increased use of ORF-proximal poly(A) sites resulting in shorter 3' mRNA isoforms for most genes. This altered poly(A) pattern is extremely similar to that observed in cells containing Pol II derivatives with s...

journal_title：eLife

authors： Geisberg JV,Moqtaderi Z,Struhl K

更新日期：2020-08-26 00:00:00

abstract：:The roles of long non-coding RNAs (lncRNAs) in regulating cancer and stem cells are being increasingly appreciated. Its diverse mechanisms provide the regulatory network with a bigger repertoire to increase complexity. Here we report a novel LncRNA, Lnc34a, that is enriched in colon cancer stem cells (CCSCs) and initi...

journal_title：eLife

authors： Wang L,Bu P,Ai Y,Srinivasan T,Chen HJ,Xiang K,Lipkin SM,Shen X

更新日期：2016-04-14 00:00:00

abstract：:Spore killers in fungi are selfish genetic elements that distort Mendelian segregation in their favor. It remains unclear how many species harbor them and how diverse their mechanisms are. Here, we discover two spore killers from a natural isolate of the fission yeast Schizosaccharomyces pombe. Both killers belong to ...

journal_title：eLife

authors： Hu W,Jiang ZD,Suo F,Zheng JX,He WZ,Du LL

更新日期：2017-06-20 00:00:00

abstract：:The sensitivity of ocular dominance to regulation by monocular deprivation is the canonical model of plasticity confined to a critical period. However, we have previously shown that visual deprivation through dark exposure (DE) reactivates critical period plasticity in adults. Previous work assumed that the eliminatio...

journal_title：eLife

authors： Murase S,Lantz CL,Quinlan EM

更新日期：2017-09-06 00:00:00

abstract：:Sensory navigation results from coordinated transitions between distinct behavioral programs. During chemotaxis in the Drosophila melanogaster larva, the detection of positive odor gradients extends runs while negative gradients promote stops and turns. This algorithm represents a foundation for the control of sensory...

journal_title：eLife

authors： Tastekin I,Khandelwal A,Tadres D,Fessner ND,Truman JW,Zlatic M,Cardona A,Louis M

更新日期：2018-11-22 00:00:00

abstract：:Studies of cell fate focus on specification, but little is known about maintenance of the differentiated state. In this study, we find that the mouse tendon cell fate requires continuous maintenance in vivo and identify an essential role for TGFβ signaling in maintenance of the tendon cell fate. To examine the role of...

journal_title：eLife

authors： Tan GK,Pryce BA,Stabio A,Brigande JV,Wang C,Xia Z,Tufa SF,Keene DR,Schweitzer R

更新日期：2020-01-21 00:00:00

abstract：:Macrophages derive from multiple sources of hematopoietic progenitors. Most macrophages require colony-stimulating factor 1 receptor (CSF1R), but some macrophages persist in the absence of CSF1R. Here, we analyzed mpeg1:GFP-expressing macrophages in csf1r-deficient zebrafish and report that embryonic macrophages emerg...

journal_title：eLife

authors： Kuil LE,Oosterhof N,Ferrero G,Mikulášová T,Hason M,Dekker J,Rovira M,van der Linde HC,van Strien PM,de Pater E,Schaaf G,Bindels EM,Wittamer V,van Ham TJ

更新日期：2020-05-05 00:00:00

abstract：:In addition to their role in desensitization and internalization of G protein-coupled receptors (GPCRs), β-arrestins are essential scaffolds linking GPCRs to Erk1/2 signaling. However, their role in GPCR-operated Erk1/2 activation differs between GPCRs and the underlying mechanism remains poorly characterized. Here, w...

journal_title：eLife

authors： Cassier E,Gallay N,Bourquard T,Claeysen S,Bockaert J,Crépieux P,Poupon A,Reiter E,Marin P,Vandermoere F

更新日期：2017-02-07 00:00:00

abstract：:Innate lymphoid cells (ILCs) contribute to host defence and tissue repair but can induce immunopathology. Recent work has revealed tissue-specific roles for ILCs; however, the question of how a small population has large effects on immune homeostasis remains unclear. We identify two mechanisms that ILC3s utilise to ex...

journal_title：eLife

authors： Pearson C,Thornton EE,McKenzie B,Schaupp AL,Huskens N,Griseri T,West N,Tung S,Seddon BP,Uhlig HH,Powrie F

更新日期：2016-01-18 00:00:00

abstract：:Individuals must predict future events to proactively guide their behavior. Predicting when events will occur is a critical component of these expectations. Temporal expectations are often generated based on individual cue-duration relationships. However, the durations associated with different environmental cues will...

journal_title：eLife

authors： De Corte BJ,Della Valle RR,Matell MS

更新日期：2018-11-02 00:00:00

abstract：:CRISPR-Cas systems provide sequence-specific immunity against phages and mobile genetic elements using CRISPR-associated nucleases guided by short CRISPR RNAs (crRNAs). Type III systems exhibit a robust immune response that can lead to the extinction of a phage population, a feat coordinated by a multi-subunit effecto...

journal_title：eLife

authors： Chou-Zheng L,Hatoum-Aslan A

更新日期：2019-04-03 00:00:00

abstract：:During embryogenesis, chromatin accessibility profiles control lineage-specific gene expression by modulating transcription, thus impacting multipotent progenitor states and subsequent fate choices. Subsets of cardiac and pharyngeal/head muscles share a common origin in the cardiopharyngeal mesoderm, but the chromatin...

journal_title：eLife

authors： Racioppi C,Wiechecki KA,Christiaen L

更新日期：2019-11-20 00:00:00

abstract：:Experiments on flies suggest that a gain-of-function mechanism in a protein called CSPɑ contributes to the progressive brain disease CLN4. ...

journal_title：eLife

authors： Berryer MH,Kosmaczewski SG,Barrett LE

更新日期：2019-12-06 00:00:00

abstract：:Swi2/Snf2 ATPases remodel substrates such as nucleosomes and transcription complexes to control a wide range of DNA-associated processes, but detailed structural information on the ATP-dependent remodeling reactions is largely absent. The single subunit remodeler Mot1 (modifier of transcription 1) dissociates TATA box...

journal_title：eLife

authors： Butryn A,Schuller JM,Stoehr G,Runge-Wollmann P,Förster F,Auble DT,Hopfner KP

更新日期：2015-08-10 00:00:00

abstract：:Rhythmic events recruit neuronal activity in the basal ganglia and cerebellum, but their roles remain elusive. In monkeys attempting to detect a single omission of isochronous visual stimulus, we found that neurons in the caudate nucleus showed increased activity for each stimulus in sequence, while those in the cereb...

journal_title：eLife

authors： Kameda M,Ohmae S,Tanaka M

更新日期：2019-09-06 00:00:00

abstract：:Allosteric HIV-1 integrase (IN) inhibitors (ALLINIs) are a promising new class of antiretroviral agents that disrupt proper viral maturation by inducing hyper-multimerization of IN. Here we show that lead pyridine-based ALLINI KF116 exhibits striking selectivity for IN tetramers versus lower order protein oligomers. I...

journal_title：eLife

authors： Koneru PC,Francis AC,Deng N,Rebensburg SV,Hoyte AC,Lindenberger J,Adu-Ampratwum D,Larue RC,Wempe MF,Engelman AN,Lyumkis D,Fuchs JR,Levy RM,Melikyan GB,Kvaratskhelia M

更新日期：2019-05-23 00:00:00

abstract：:Yes. ...

journal_title：eLife

authors： Goldstein RE

更新日期：2018-07-23 00:00:00

abstract：:As the staff of the MRC Laboratory of Molecular Biology settle into their new building in Cambridge, its director Hugh Pelham explains the challenges of living up to its prestigious past. ...

journal_title：eLife

authors： Pelham H

更新日期：2013-05-28 00:00:00

abstract：:Drug treatment of 3D cancer spheroids more accurately reflects in vivo therapeutic responses compared to adherent culture studies. In EGFR-mutated lung adenocarcinoma, EGFR-TKIs show enhanced efficacy in spheroid cultures. Simultaneous inhibition of multiple parallel RTKs further enhances EGFR-TKI effectiveness. We sh...

journal_title：eLife

authors： Theard PL,Sheffels E,Sealover NE,Linke AJ,Pratico DJ,Kortum RL

更新日期：2020-09-08 00:00:00

abstract：:Holliday junctions (HJs) are key DNA intermediates in homologous recombination. They link homologous DNA strands and have to be faithfully removed for proper DNA segregation and genome integrity. Here, we present the crystal structure of human HJ resolvase GEN1 complexed with DNA at 3.0 Å resolution. The GEN1 core is ...

journal_title：eLife

authors： Lee SH,Princz LN,Klügel MF,Habermann B,Pfander B,Biertümpfel C

更新日期：2015-12-18 00:00:00

abstract：:Extracellular vesicles (EVs) encompass a variety of vesicles secreted into the extracellular space. EVs have been implicated in promoting tumor metastasis, but the molecular composition of tumor-derived EV sub-types and the mechanisms by which molecules are sorted into EVs remain mostly unknown. We report the separati...

journal_title：eLife

authors： Temoche-Diaz MM,Shurtleff MJ,Nottingham RM,Yao J,Fadadu RP,Lambowitz AM,Schekman R

更新日期：2019-08-22 00:00:00

abstract：:Efficient precision genome engineering requires high frequency and specificity of integration at the genomic target site. Here, we describe a set of resources to streamline reporter gene knock-ins in zebrafish and demonstrate the broader utility of the method in mammalian cells. Our approach uses short homology of 24-...

journal_title：eLife

authors： Wierson WA,Welker JM,Almeida MP,Mann CM,Webster DA,Torrie ME,Weiss TJ,Kambakam S,Vollbrecht MK,Lan M,McKeighan KC,Levey J,Ming Z,Wehmeier A,Mikelson CS,Haltom JA,Kwan KM,Chien CB,Balciunas D,Ekker SC,Clark KJ,We

更新日期：2020-05-15 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：: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