Post-acute COVID-19 associated with evidence of bystander T-cell activation and a recurring antibiotic-resistant bacterial pneumonia.

abstract：:Telomerase extends telomere sequences at chromosomal ends to protect genomic DNA. During this process it must select the correct nucleotide from a pool of nucleotides with various sugars and base pairing properties, which is critically important for the proper capping of telomeric sequences by shelterin. Unfortunately...

journal_title：eLife

authors： Schaich MA,Sanford SL,Welfer GA,Johnson SA,Khoang TH,Opresko PL,Freudenthal BD

更新日期：2020-06-05 00:00:00

abstract：:To understand the neural origins of rhythmic behavior one must characterize the central pattern generator circuit and quantify the population size needed to sustain functionality. Breathing-related interneurons of the brainstem pre-Bötzinger complex (preBötC) that putatively comprise the core respiratory rhythm genera...

journal_title：eLife

authors： Wang X,Hayes JA,Revill AL,Song H,Kottick A,Vann NC,LaMar MD,Picardo MC,Akins VT,Funk GD,Del Negro CA

更新日期：2014-07-15 00:00:00

abstract：:Systemic metabolic reprogramming induced by infection exerts profound, pathogen-specific effects on infection outcome. Here, we detail the host immune and metabolic response during sickness and recovery in a mouse model of malaria. We describe extensive alterations in metabolism during acute infection, and identify in...

journal_title：eLife

authors： Lissner MM,Cumnock K,Davis NM,Vilches-Moure JG,Basak P,Navarrete DJ,Allen JA,Schneider D

更新日期：2020-10-06 00:00:00

abstract：:The production of action sequences is a fundamental aspect of motor skills. To examine whether primary motor cortex (M1) is involved in maintenance of sequential movements, we trained two monkeys (Cebus apella) to perform two sequential reaching tasks. In one task, sequential movements were instructed by visual cues, ...

journal_title：eLife

authors： Ohbayashi M

更新日期：2020-02-10 00:00:00

abstract：:Manipulating gene function cell type-specifically is a common experimental goal in Drosophila research and has been central to studies of neural development, circuit computation, and behavior. However, current cell type-specific gene disruption techniques in flies often reduce gene activity incompletely or rely on cel...

journal_title：eLife

authors： Fisher YE,Yang HH,Isaacman-Beck J,Xie M,Gohl DM,Clandinin TR

更新日期：2017-02-17 00:00:00

abstract：:Pancreatic ATP-sensitive K+ channels (KATP) comprise four inward rectifier subunits (Kir6.2), each associated with a sulphonylurea receptor (SUR1). ATP/ADP binding to Kir6.2 shuts KATP. Mg-nucleotide binding to SUR1 stimulates KATP. In the absence of Mg2+, SUR1 increases the apparent affinity for nucleotide inhibition...

journal_title：eLife

authors： Usher SG,Ashcroft FM,Puljung MC

更新日期：2020-01-07 00:00:00

abstract：:Asymmetric disassembly of the synaptonemal complex (SC) is crucial for proper meiotic chromosome segregation. However, the signaling mechanisms that directly regulate this process are poorly understood. Here we show that the mammalian Rho GEF homolog, ECT-2, functions through the conserved RAS/ERK MAP kinase signaling...

journal_title：eLife

authors： Nadarajan S,Mohideen F,Tzur YB,Ferrandiz N,Crawley O,Montoya A,Faull P,Snijders AP,Cutillas PR,Jambhekar A,Blower MD,Martinez-Perez E,Harper JW,Colaiacovo MP

更新日期：2016-02-27 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：:Decisions are accompanied by a degree of confidence that a selected option is correct. A sequential sampling framework explains the speed and accuracy of decisions and extends naturally to the confidence that the decision rendered is likely to be correct. However, discrepancies between confidence and accuracy suggest ...

journal_title：eLife

authors： van den Berg R,Anandalingam K,Zylberberg A,Kiani R,Shadlen MN,Wolpert DM

更新日期：2016-02-01 00:00:00

abstract：:Malaria infection starts with injection of Plasmodium sporozoites by an Anopheles mosquito into the skin of the mammalian host. How sporozoites locate and enter a blood vessel is a critical, but poorly understood process. In this study, we examine sporozoite motility and their interaction with dermal blood vessels, us...

journal_title：eLife

authors： Hopp CS,Chiou K,Ragheb DR,Salman AM,Khan SM,Liu AJ,Sinnis P

更新日期：2015-08-13 00:00:00

abstract：:Adult-born neurons are continually produced in the dentate gyrus but it is unclear whether synaptic integration of new neurons affects the pre-existing circuit. Here we investigated how manipulating neurogenesis in adult mice alters excitatory synaptic transmission to mature dentate neurons. Enhancing neurogenesis by ...

journal_title：eLife

authors： Adlaf EW,Vaden RJ,Niver AJ,Manuel AF,Onyilo VC,Araujo MT,Dieni CV,Vo HT,King GD,Wadiche JI,Overstreet-Wadiche L

更新日期：2017-01-30 00:00:00

abstract：:Junín virus (JUNV) is one of five New World mammarenaviruses (NWMs) that causes fatal hemorrhagic disease in humans and is the etiological agent of Argentine hemorrhagic fever (AHF). The pathogenesis underlying AHF is poorly understood; however, a prolonged, elevated interferon-α (IFN-α) response is associated with a ...

journal_title：eLife

authors： Hickerson BT,Sefing EJ,Bailey KW,Van Wettere AJ,Penichet ML,Gowen BB

更新日期：2020-05-26 00:00:00

abstract：:The representation of position in the mammalian brain is distributed across multiple neural populations. Grid cell modules in the medial entorhinal cortex (MEC) express activity patterns that span a low-dimensional manifold which remains stable across different environments. In contrast, the activity patterns of hippo...

journal_title：eLife

authors： Agmon H,Burak Y

更新日期：2020-08-11 00:00:00

abstract：:Mechanical force is a determinant of Notch signalling but the mechanism of force detection and its coupling to Notch are unclear. We propose a role for Piezo1 channels, which are mechanically-activated non-selective cation channels. In cultured microvascular endothelial cells, Piezo1 channel activation by either shear...

journal_title：eLife

authors： Caolo V,Debant M,Endesh N,Futers TS,Lichtenstein L,Bartoli F,Parsonage G,Jones EA,Beech DJ

更新日期：2020-06-02 00:00:00

abstract：:Phenazines are natural bacterial antibiotics that can protect crops from disease. However, for most crops it is unknown which producers and specific phenazines are ecologically relevant, and whether phenazine biodegradation can counter their effects. To better understand their ecology, we developed and environmentally...

journal_title：eLife

authors： Dar D,Thomashow LS,Weller DM,Newman DK

更新日期：2020-09-15 00:00:00

abstract：:Despite employing diverse molecular mechanisms, many different cell signaling systems avoid losing information by transmitting it in a linear manner. ...

journal_title：eLife

authors： Andrews SS,Brent R,Balázsi G

更新日期：2018-10-25 00:00:00

abstract：:Serotonin is implicated in mood and affective disorders. However, growing evidence suggests that a core endogenous role is to promote flexible adaptation to changes in the causal structure of the environment, through behavioral inhibition and enhanced plasticity. We used long-term photometric recordings in mice to stu...

journal_title：eLife

authors： Matias S,Lottem E,Dugué GP,Mainen ZF

更新日期：2017-03-21 00:00:00

abstract：:How producers of public goods persist in microbial communities is a major question in evolutionary biology. Cooperation is evolutionarily unstable, since cheating strains can reproduce quicker and take over. Spatial structure has been shown to be a robust mechanism for the evolution of cooperation. Here we study how s...

journal_title：eLife

authors： Uppal G,Vural DC

更新日期：2018-05-22 00:00:00

abstract：:A new source of progenitor cells can now be used to study hidden aspects of human lung development and pediatric lung disease. ...

journal_title：eLife

authors： Waghray A,Rajagopal J

更新日期：2017-08-14 00:00:00

abstract：:Heterochromatin formed by the SUV39 histone methyltransferases represses transcription from repetitive DNA sequences and ensures genomic stability. How SUV39 enzymes localize to their target genomic loci remains unclear. Here, we demonstrate that chromatin-associated RNA contributes to the stable association of SUV39H...

journal_title：eLife

authors： Johnson WL,Yewdell WT,Bell JC,McNulty SM,Duda Z,O'Neill RJ,Sullivan BA,Straight AF

更新日期：2017-08-01 00:00:00

abstract：:Ribosomes are universally important in biology and their production is dysregulated by developmental disorders, cancer, and virus infection. Although presumed required for protein synthesis, how ribosome biogenesis impacts virus reproduction and cell-intrinsic immune responses remains untested. Surprisingly, we find t...

journal_title：eLife

authors： Bianco C,Mohr I

更新日期：2019-12-16 00:00:00

abstract：:In most vertebrate neurons, action potentials are triggered at the distal end of the axon initial segment (AIS). Both position and length of the AIS vary across and within neuron types, with activity, development and pathology. What is the impact of AIS geometry on excitability? Direct empirical assessment has proven ...

journal_title：eLife

authors： Goethals S,Brette R

更新日期：2020-03-30 00:00:00

abstract：:Hybrid sterility is one of the reproductive isolation mechanisms leading to speciation. Prdm9, the only known vertebrate hybrid-sterility gene, causes failure of meiotic chromosome synapsis and infertility in male hybrids that are the offspring of two mouse subspecies. Within species, Prdm9 determines the sites of pro...

journal_title：eLife

authors： Gregorova S,Gergelits V,Chvatalova I,Bhattacharyya T,Valiskova B,Fotopulosova V,Jansa P,Wiatrowska D,Forejt J

更新日期：2018-03-14 00:00:00

abstract：:Migration of skeletal muscle precursor cells is a key step during limb muscle development and depends on the activity of PAX3 and MET. Here, we demonstrate that BRAF serves a crucial function in formation of limb skeletal muscles during mouse embryogenesis downstream of MET and acts as a potent inducer of myoblast cel...

journal_title：eLife

authors： Shin J,Watanabe S,Hoelper S,Krüger M,Kostin S,Pöling J,Kubin T,Braun T

更新日期：2016-12-01 00:00:00

abstract：:Coronaries are essential for myocardial growth and heart function. Notch is crucial for mouse embryonic angiogenesis, but its role in coronary development remains uncertain. We show Jag1, Dll4 and activated Notch1 receptor expression in sinus venosus (SV) endocardium. Endocardial Jag1 removal blocks SV capillary sprou...

journal_title：eLife

authors： Travisano SI,Oliveira VL,Prados B,Grego-Bessa J,Piñeiro-Sabarís R,Bou V,Gómez MJ,Sánchez-Cabo F,MacGrogan D,de la Pompa JL

更新日期：2019-12-04 00:00:00

abstract：:Genetic analyses of 15 species of yeast have shed new light on the divergence of gene regulation during evolution, with significant changes occurring after an event in which a whole genome was duplicated. ...

journal_title：eLife

authors： Ragan MA

更新日期：2013-06-18 00:00:00

abstract：:The Reproducibility Project: Cancer Biology seeks to address growing concerns about reproducibility in scientific research by conducting replications of selected experiments from a number of high-profile papers in the field of cancer biology. The papers, which were published between 2010 and 2012, were selected on the...

journal_title：eLife

authors： Evans B,Griner E,Reproducibility Project: Cancer Biology.

更新日期：2015-07-31 00:00:00

abstract：:Entry and extrusion of cations are essential processes in living cells. In alkaliphilic prokaryotes, high external pH activates voltage-gated sodium channels (Nav), which allows Na(+) to enter and be used as substrate for cation/proton antiporters responsible for cytoplasmic pH homeostasis. Here, we describe a new mem...

journal_title：eLife

authors： DeCaen PG,Takahashi Y,Krulwich TA,Ito M,Clapham DE

更新日期：2014-11-11 00:00:00

abstract：:The straight-tusked elephants Palaeoloxodon spp. were widespread across Eurasia during the Pleistocene. Phylogenetic reconstructions using morphological traits have grouped them with Asian elephants (Elephas maximus), and many paleontologists place Palaeoloxodon within Elephas. Here, we report the recovery of full mit...

journal_title：eLife

authors： Meyer M,Palkopoulou E,Baleka S,Stiller M,Penkman KEH,Alt KW,Ishida Y,Mania D,Mallick S,Meijer T,Meller H,Nagel S,Nickel B,Ostritz S,Rohland N,Schauer K,Schüler T,Roca AL,Reich D,Shapiro B,Hofreiter M

更新日期：2017-06-06 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