Transient inhibition and long-term facilitation of locomotion by phasic optogenetic activation of serotonin neurons.

abstract：:Probabilistic models of adaptive immune repertoire sequence distributions can be used to infer the expansion of immune cells in response to stimulus, differentiate genetic from environmental factors that determine repertoire sharing, and evaluate the suitability of various target immune sequences for stimulation via v...

journal_title：eLife

authors： Davidsen K,Olson BJ,DeWitt WS 3rd,Feng J,Harkins E,Bradley P,Matsen FA 4th

更新日期：2019-09-05 00:00:00

abstract：:In most animals, the brain controls the body via a set of descending neurons (DNs) that traverse the neck. DN activity activates, maintains or modulates locomotion and other behaviors. Individual DNs have been well-studied in species from insects to primates, but little is known about overall connectivity patterns acr...

journal_title：eLife

authors： Namiki S,Dickinson MH,Wong AM,Korff W,Card GM

更新日期：2018-06-26 00:00:00

abstract：:Although the elongating ribosome is an efficient helicase, certain mRNA stem-loop structures are known to impede ribosome movement along mRNA and stimulate programmed ribosome frameshifting via mechanisms that are not well understood. Using biochemical and single-molecule Förster resonance energy transfer (smFRET) exp...

journal_title：eLife

authors： Bao C,Loerch S,Ling C,Korostelev AA,Grigorieff N,Ermolenko DN

更新日期：2020-05-19 00:00:00

abstract：:Transient receptor potential (TRP) ion channels in peripheral sensory neurons are functionally regulated by hydrolysis of the phosphoinositide PI(4,5)P2 and changes in the level of protein kinase mediated phosphorylation following activation of various G protein coupled receptors. We now show that the activity of TRPM...

journal_title：eLife

authors： Quallo T,Alkhatib O,Gentry C,Andersson DA,Bevan S

更新日期：2017-08-15 00:00:00

abstract：:This study examined records of 2566 consecutive COVID-19 patients at five Massachusetts hospitals and sought to predict level-of-care requirements based on clinical and laboratory data. Several classification methods were applied and compared against standard pneumonia severity scores. The need for hospitalization, IC...

journal_title：eLife

authors： Hao B,Sotudian S,Wang T,Xu T,Hu Y,Gaitanidis A,Breen K,Velmahos GC,Paschalidis IC

更新日期：2020-10-12 00:00:00

abstract：:Actin filaments assemble inside the nucleus in response to multiple cellular perturbations, including heat shock, protein misfolding, integrin engagement, and serum stimulation. We find that DNA damage also generates nuclear actin filaments-detectable by phalloidin and live-cell actin probes-with three characteristic ...

journal_title：eLife

authors： Belin BJ,Lee T,Mullins RD

更新日期：2015-08-19 00:00:00

abstract：:Plasma Membrane is the primary structure for adjusting to ever changing conditions. PM sub-compartmentalization in domains is thought to orchestrate signaling. Yet, mechanisms governing membrane organization are mostly uncharacterized. The plant-specific REMORINs are proteins regulating hormonal crosstalk and host inv...

journal_title：eLife

authors： Gronnier J,Crowet JM,Habenstein B,Nasir MN,Bayle V,Hosy E,Platre MP,Gouguet P,Raffaele S,Martinez D,Grelard A,Loquet A,Simon-Plas F,Gerbeau-Pissot P,Der C,Bayer EM,Jaillais Y,Deleu M,Germain V,Lins L,Mongrand S

更新日期：2017-07-31 00:00:00

abstract：:Although several sleep-regulating neuronal populations have been identified, little is known about how they interact with each other to control sleep/wake states. We previously identified neuropeptide VF (NPVF) and the hypothalamic neurons that produce it as a sleep-promoting system (Lee et al., 2017). Here we show us...

journal_title：eLife

authors： Lee DA,Oikonomou G,Cammidge T,Andreev A,Hong Y,Hurley H,Prober DA

更新日期：2020-12-18 00:00:00

abstract：:Advances in DNA sequencing have revolutionized our ability to read genomes. However, even in the most well-studied of organisms, the bacterium Escherichia coli, for ≈65% of promoters we remain ignorant of their regulation. Until we crack this regulatory Rosetta Stone, efforts to read and write genomes will remain haph...

journal_title：eLife

authors： Ireland WT,Beeler SM,Flores-Bautista E,McCarty NS,Röschinger T,Belliveau NM,Sweredoski MJ,Moradian A,Kinney JB,Phillips R

更新日期：2020-09-21 00:00:00

abstract：:Plasmodium falciparum causes malaria in humans with over 450,000 deaths annually. The asexual blood stage involves invasion of erythrocytes by merozoites, in which they grow and divide to release daughter merozoites, which in turn invade new erythrocytes perpetuating the cycle responsible for malaria. A key step in me...

journal_title：eLife

authors： Chen L,Xu Y,Wong W,Thompson JK,Healer J,Goddard-Borger ED,Lawrence MC,Cowman AF

更新日期：2017-02-14 00:00:00

abstract：:Hepcidin is the master regulator of systemic iron homeostasis. Derived primarily from the liver, it inhibits the iron exporter ferroportin in the gut and spleen, the sites of iron absorption and recycling respectively. Recently, we demonstrated that ferroportin is also found in cardiomyocytes, and that its cardiac-spe...

journal_title：eLife

authors： Lakhal-Littleton S,Wolna M,Chung YJ,Christian HC,Heather LC,Brescia M,Ball V,Diaz R,Santos A,Biggs D,Clarke K,Davies B,Robbins PA

更新日期：2016-11-29 00:00:00

abstract：:The sense of ownership of one's body is important for survival, e.g., in defending the body against a threat. However, in addition to affecting behavior, it also affects perception of the world. In the case of visuospatial perception, it has been shown that the sense of ownership causes external space to be perceptual...

journal_title：eLife

authors： van der Hoort B,Reingardt M,Ehrsson HH

更新日期：2017-08-17 00:00:00

abstract：:Damaged mitochondria are selectively eliminated by mitophagy. Parkin and PINK1, gene products mutated in familial Parkinson's disease, play essential roles in mitophagy through ubiquitination of mitochondria. Cargo ubiquitination by E3 ubiquitin ligase Parkin is important to trigger selective autophagy. Although autop...

journal_title：eLife

authors： Yamano K,Wang C,Sarraf SA,Münch C,Kikuchi R,Noda NN,Hizukuri Y,Kanemaki MT,Harper W,Tanaka K,Matsuda N,Youle RJ

更新日期：2018-01-23 00:00:00

abstract：:The neuronal DNA-/RNA-binding protein Pur-alpha is a transcription regulator and core factor for mRNA localization. Pur-alpha-deficient mice die after birth with pleiotropic neuronal defects. Here, we report the crystal structure of the DNA-/RNA-binding domain of Pur-alpha in complex with ssDNA. It reveals base-specif...

journal_title：eLife

authors： Weber J,Bao H,Hartlmüller C,Wang Z,Windhager A,Janowski R,Madl T,Jin P,Niessing D

更新日期：2016-01-08 00:00:00

abstract：:Heritable variation in gene expression forms a crucial bridge between genomic variation and the biology of many traits. However, most expression quantitative trait loci (eQTLs) remain unidentified. We mapped eQTLs by transcriptome sequencing in 1012 yeast segregants. The resulting eQTLs accounted for over 70% of the h...

journal_title：eLife

authors： Albert FW,Bloom JS,Siegel J,Day L,Kruglyak L

更新日期：2018-07-17 00:00:00

abstract：:Many microbial populations rapidly adapt to changing environments with multiple variants competing for survival. To quantify such complex evolutionary dynamics in vivo, time resolved and genome wide data including rare variants are essential. We performed whole-genome deep sequencing of HIV-1 populations in 9 untreate...

journal_title：eLife

authors： Zanini F,Brodin J,Thebo L,Lanz C,Bratt G,Albert J,Neher RA

更新日期：2015-12-11 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：:Termination of messenger RNA translation in Bacteria and Archaea is initiated by release factors (RFs) 1 or 2 recognizing a stop codon in the ribosomal A site and releasing the peptide from the P-site transfer RNA. After release, RF-dissociation is facilitated by the G-protein RF3. Structures of ribosomal complexes wi...

journal_title：eLife

authors： Pallesen J,Hashem Y,Korkmaz G,Koripella RK,Huang C,Ehrenberg M,Sanyal S,Frank J

更新日期：2013-06-04 00:00:00

abstract：:Animals and humans replay neural patterns encoding trajectories through their environment, both whilst they solve decision-making tasks and during rest. Both on-task and off-task replay are believed to contribute to flexible decision making, though how their relative contributions differ remains unclear. We investigat...

journal_title：eLife

authors： Eldar E,Lièvre G,Dayan P,Dolan RJ

更新日期：2020-06-17 00:00:00

abstract：:Lipoprotein lipase (LPL) undergoes spontaneous inactivation via global unfolding and this unfolding is prevented by GPIHBP1 (Mysling et al., 2016). We now show: (1) that ANGPTL4 inactivates LPL by catalyzing the unfolding of its hydrolase domain; (2) that binding to GPIHBP1 renders LPL largely refractory to this inhib...

journal_title：eLife

authors： Mysling S,Kristensen KK,Larsson M,Kovrov O,Bensadouen A,Jørgensen TJ,Olivecrona G,Young SG,Ploug M

更新日期：2016-12-08 00:00:00

abstract：:Proneural bHLH proteins are transcriptional regulators of neural fate specification. Extra macrochaetae (Emc) forms inactive heterodimers with both proneural bHLH proteins and their bHLH partners (represented in Drosophila by Daughterless). It is generally thought that varying levels of Emc define a prepattern that de...

journal_title：eLife

authors： Li K,Baker NE

更新日期：2018-04-24 00:00:00

abstract：:D2 autoreceptors regulate dopamine release throughout the brain. Two isoforms of the D2 receptor, D2S and D2L, are expressed in midbrain dopamine neurons. Differential roles of these isoforms as autoreceptors are poorly understood. By virally expressing the isoforms in dopamine neurons of D2 receptor knockout mice, th...

journal_title：eLife

authors： Gantz SC,Robinson BG,Buck DC,Bunzow JR,Neve RL,Williams JT,Neve KA

更新日期：2015-08-26 00:00:00

abstract：:The brain has an impressive ability to withstand neural damage. Diseases that kill neurons can go unnoticed for years, and incomplete brain lesions or silencing of neurons often fail to produce any behavioral effect. How does the brain compensate for such damage, and what are the limits of this compensation? We propos...

journal_title：eLife

authors： Barrett DG,Denève S,Machens CK

更新日期：2016-12-09 00:00:00

abstract：:Different coding strategies are used to represent odor information at various stages of the mammalian olfactory system. A temporal latency code represents odor identity in olfactory bulb (OB), but this temporal information is discarded in piriform cortex (PCx) where odor identity is instead encoded through ensemble me...

journal_title：eLife

authors： Stern M,Bolding KA,Abbott LF,Franks KM

更新日期：2018-03-29 00:00:00

abstract：:Apical constriction is a widely utilized cell shape change linked to folding, bending and invagination of polarized epithelia. It remains unclear how apical constriction is regulated spatiotemporally during tissue invagination and how this cellular process contributes to tube formation in different developmental conte...

journal_title：eLife

authors： Chung S,Kim S,Andrew DJ

更新日期：2017-03-06 00:00:00

abstract：:During outbreaks of high-consequence pathogens, airport screening programs have been deployed to curtail geographic spread of infection. The effectiveness of screening depends on several factors, including pathogen natural history and epidemiology, human behavior, and characteristics of the source epidemic. We develop...

journal_title：eLife

authors： Gostic KM,Kucharski AJ,Lloyd-Smith JO

更新日期：2015-02-19 00:00:00

abstract：:In humans, large conductance voltage- and calcium-dependent potassium (BK) channels are regulated allosterically by transmembrane voltage and intracellular Ca2+. Divalent cation binding sites reside within the gating ring formed by two Regulator of Conductance of Potassium (RCK) domains per subunit. Using patch-clamp ...

journal_title：eLife

authors： Miranda P,Holmgren M,Giraldez T

更新日期：2018-12-11 00:00:00

abstract：:Circadian rhythms are biological oscillations that schedule daily changes in physiology. Outside the laboratory, circadian clocks do not generally free-run but are driven by daily cues whose timing varies with the seasons. The principles that determine how circadian clocks align to these external cycles are not well u...

journal_title：eLife

authors： Leypunskiy E,Lin J,Yoo H,Lee U,Dinner AR,Rust MJ

更新日期：2017-07-07 00:00:00

abstract：:The enteric nervous system controls a variety of gastrointestinal functions including intestinal motility. The minimal neuronal circuit necessary to direct peristalsis is well-characterized but several intestinal regions display also other motility patterns for which the underlying circuits and connectivity schemes th...

journal_title：eLife

authors： Li Z,Hao MM,Van den Haute C,Baekelandt V,Boesmans W,Vanden Berghe P

更新日期：2019-02-12 00:00:00

abstract：:Trypanosome parasites are hiding in human skin, a discovery that may undermine efforts to eliminate sleeping sickness by 2020. ...

journal_title：eLife

authors： Casas-Sánchez A,Acosta-Serrano Á

更新日期：2016-10-14 00:00:00