Evidence map›Paper›PMID 26511247›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience2015

Distinct Mechanisms Underlie Quiescence during Two Caenorhabditis elegans Sleep-Like States.

Nicholas F Trojanowski, Matthew D Nelson, Steven W Flavell, Christopher Fang-Yen, David M Raizen

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
3.4field-weighted citation impact, top 7% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

46 citing papers in PubMed, 74 citations in OpenAlex.

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  16. Sleep Analysis in AdultThe Journal of neuroscience : the official journal of the Society for Neuroscience · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 3 institutions in 2 countries.

Nicholas F TrojanowskiDepartment of Neurology and Department of Neuroscience, Perelman School of Medicine, University of Pennsylvania, Department of Bioengineering, School of Engineering and Applied Science, University of Pennsylvania, Philadelphia, Pennsylvania 19104, and.ORCID http://orcid.org/0000-0001-7317-2266
Matthew D NelsonDepartment of Neurology and.ORCID http://orcid.org/0000-0002-2085-8974
Steven W FlavellHoward Hughes Medical Institute, Lulu and Anthony Wang Laboratory of Neural Circuits and Behavior, The Rockefeller University, New York, New York 10065.
Christopher Fang-YenDepartment of Neuroscience, Perelman School of Medicine, University of Pennsylvania, Department of Bioengineering, School of Engineering and Applied Science, University of Pennsylvania, Philadelphia, Pennsylvania 19104, and fangyen@seas.upenn.edu raizen@mail.med.upenn.edu.
David M RaizenDepartment of Neurology and fangyen@seas.upenn.edu raizen@mail.med.upenn.edu.
University of Pennsylvania · USHoward Hughes Medical Institute · USUniversity of Public Health Yangon · MM

Funding

Training in Sleep & Sleep DisordersT32HL007953 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI David Menassah Raizen, AMY M SAWYER · 2000 to 2026
$10.6M
Enhancing and expanding the CGC Strain CollectionP40OD010440 · OD · UNIVERSITY OF MINNESOTA · PI Aric L Daul, Ann E. Rougvie · 2012 to 2026
$7.5M
Neuropeptidergic regulation of sleep in C. elegansR01NS088432 · NINDS · UNIVERSITY OF PENNSYLVANIA · PI RAIZEN, DAVID MENASSAH · 2015 to 2019
$1.9M
Controlling neural circuits with single-cell resolution in behaving animalsR01NS084835 · NINDS · UNIVERSITY OF PENNSYLVANIA · PI FANG-YEN, CHRISTOPHER · 2013 to 2017
$1.7M
Regulation of sleep-like behavior in C. elegansR01NS064030 · NINDS · UNIVERSITY OF PENNSYLVANIA · PI RAIZEN, DAVID MENASSAH · 2009 to 2013
$1.7M
Identification neurons controlling sleep/wake in the nematode C. elegansR21NS091500 · NINDS · UNIVERSITY OF PENNSYLVANIA · PI FANG-YEN, CHRISTOPHER, RAIZEN, DAVID MENASSAH · 2015 to 2016
$429k
Howard Hughes Medical InstituteNHLBI NIH HHS T32 HL007953NHLBI NIH HHS T32-HL-07953NIH HHS P40 OD010440NINDS NIH HHS R01 NS064030NINDS NIH HHS R01-NS-064030NINDS NIH HHS R01 NS084835NINDS NIH HHS R01-NS-084835NINDS NIH HHS R01 NS088432NINDS NIH HHS R01-NS-088432NINDS NIH HHS R21 NS091500NINDS NIH HHS R21-NS-091500
6 · The paper itself

Abstract

Electrophysiological recordings have enabled identification of physiologically distinct yet behaviorally similar states of mammalian sleep. In contrast, sleep in nonmammals has generally been identified behaviorally and therefore regarded as a physiologically uniform state characterized by quiescence of feeding and locomotion, reduced responsiveness, and rapid reversibility. The nematode Caenorhabditis elegans displays sleep-like quiescent behavior under two conditions: developmentally timed quiescence (DTQ) occurs during larval transitions, and stress-induced quiescence (SIQ) occurs in response to exposure to cellular stressors. Behaviorally, DTQ and SIQ appear identical. Here, we use optogenetic manipulations of neuronal and muscular activity, pharmacology, and genetic perturbations to uncover circuit and molecular mechanisms of DTQ and SIQ. We find that locomotion quiescence induced by DTQ- and SIQ-associated neuropeptides occurs via their action on the nervous system, although their neuronal target(s) and/or molecular mechanisms likely differ. Feeding quiescence during DTQ results from a loss of pharyngeal muscle excitability, whereas feeding quiescence during SIQ results from a loss of excitability in the nervous system. Together these results indicate that, as in mammals, quiescence is subserved by different mechanisms during distinct sleep-like states in C. elegans.

Indexed as

AnimalsCaenorhabditis elegansCaenorhabditis elegans ProteinsFeeding BehaviorLarvaLocomotionMusclesNerve NetNeural PathwaysNeuronsNeuropeptidesOptogeneticsPharyngeal MusclesSleepStress, PhysiologicalTorporCaenorhabditis elegans ProteinsNeuropeptidesC. elegansinvertebrateneural circuitoptogeneticssleep

Identifiers

PMID26511247
PMCPMC4623228
OpenAlexW2308155718

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.