Evidence map›Paper›PMID 26014662›Full record

ArticleJournal of neuroscience methods2015

Stress-free automatic sleep deprivation using air puffs.

Brooks A Gross, William M Vanderheyden, Lea M Urpa, Devon E Davis, Christopher J Fitzpatrick, Kaustubh Prabhu, Gina R Poe

Abstract read
In one paragraph

Article in Journal of neuroscience methods, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.8field-weighted citation impact, top 27% 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

10 citing papers in PubMed, 14 citations in OpenAlex.

  1. Article
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  6. Review
  7. Review
  8. Fear memory consolidation in sleep requires protein kinase A.Learning & memory (Cold Spring Harbor, N.Y.) · 2018
    Article
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  10. Article
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

7 authors at 2 institutions in 2 countries.

Brooks A GrossDepartment of Anesthesiology, University of Michigan, Ann Arbor, MI, United States. Electronic address: bagross@med.umich.edu.
William M VanderheydenDepartment of Anesthesiology, University of Michigan, Ann Arbor, MI, United States.
Lea M UrpaUniversity of Helsinki, Helsinki, Finland.
Devon E DavisDepartment of Anesthesiology, University of Michigan, Ann Arbor, MI, United States.
Christopher J FitzpatrickNeuroscience Graduate Program, University of Michigan, Ann Arbor, MI, United States.
Kaustubh PrabhuDepartment of Anesthesiology, University of Michigan, Ann Arbor, MI, United States.
Gina R PoeNeuroscience Graduate Program, University of Michigan, Ann Arbor, MI, United States; Department of Molecular and Integrative Physiology, University of Michigan, Ann Arbor, MI, United States.
University of Michigan–Ann Arbor · USUniversity of Helsinki · FI

Funding

REM SLEEP AND MEMORYR01MH060670 · NIMH · WASHINGTON STATE UNIVERSITY · PI POE, GINA R · 2000 to 2023
$6.4M
University of Michigan Postbaccalaureate Research Education Program (UM PREP)R25GM086262 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI ALLEN, BENJAMIN · 2009 to 2024
$6.1M
Multi-Institutional Training in Genetic/Genomic Approaches to Sleep DisordersT32HL110952 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI CHERVIN, RONALD D, MIGNOT, EMMANUEL J · 2013 to 2022
$5.0M
NHLBI NIH HHS T32 HL110952NIGMS NIH HHS R25 GM086262NIMH NIH HHS 1 R01 MH60670-11NIMH NIH HHS R01 MH060670
6 · The paper itself

Abstract

backgroundSleep deprivation via gentle handling is time-consuming and personnel-intensive. NEW

methodWe present here an automated sleep deprivation system via air puffs. Implanted EMG and EEG electrodes were used to assess sleep/waking states in six male Sprague-Dawley rats. Blood samples were collected from an implanted intravenous catheter every 4h during the 12-h light cycle on baseline, 8h of sleep deprivation via air puffs, and 8h of sleep deprivation by gentle handling days.

resultsThe automated system was capable of scoring sleep and waking states as accurately as our offline version (∼90% for sleep) and with sufficient speed to trigger a feedback response within an acceptable amount of time (1.76s). Manual state scoring confirmed normal sleep on the baseline day and sleep deprivation on the two manipulation days (68% decrease in non-REM, 63% decrease in REM, and 74% increase in waking). No significant differences in levels of ACTH and corticosterone (stress hormones indicative of HPA axis activity) were found at any time point between baseline sleep and sleep deprivation via air puffs. COMPARISON WITH EXISTING

methodThere were no significant differences in ACTH or corticosterone concentrations between sleep deprivation by air puffs and gentle handling over the 8-h period.

conclusionsOur system accurately detects sleep and delivers air puffs to acutely deprive rats of sleep with sufficient temporal resolution during the critical 4-5h post learning sleep-dependent memory consolidation period. The system is stress-free and a viable alternative to existing sleep deprivation techniques.

Indexed as

Handling, PsychologicalAdrenocorticotropic HormoneAir MovementsAlgorithmsAnimalsAutomationCircadian RhythmCorticosteroneElectroencephalographyElectromyographyMaleOnline SystemsRatsRats, Sprague-DawleyReproducibility of ResultsSleep DeprivationAdrenocorticotropic HormoneCorticosteroneAir puffsAutomatedEEGEMGMATLABNon-REM sleepPower spectral densityREM sleepSleep deprivationWaking

Identifiers

PMID26014662
PMCPMC4589302
OpenAlexW2191026282

What OpenQuestion holds

Textmetadata
LicenceTDM
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.