Evidence map›Paper›PMID 24899763›Full record

ArticleSleep2014

Recovery of neurological function despite immediate sleep disruption following diffuse brain injury in the mouse: clinical relevance to medically untreated concussion.

Rachel K Rowe, Jordan L Harrison, Bruce F O'Hara, Jonathan Lifshitz

Open access · bronzeAbstract read
In one paragraph

Article in Sleep, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
2.7field-weighted citation impact, top 11% 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

39 citing papers in PubMed, 59 citations in OpenAlex.

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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

4 authors at 4 institutions in 1 country.

Rachel K RoweBarrow Neurological Institute at Phoenix Children's Hospital, Phoenix, AZ ; Department of Child Health, University of Arizona College of Medicine, Phoenix, AZ ; Department of Anatomy and Neurobiology, College of Medicine, University of Kentucky College of Medicine, Lexington, KY ; Spinal Cord and Brain Injury Research Center (SCoBIRC), University of Kentucky College of Medicine, Lexington, KY.
Jordan L HarrisonBarrow Neurological Institute at Phoenix Children's Hospital, Phoenix, AZ ; Department of Child Health, University of Arizona College of Medicine, Phoenix, AZ ; Interdisciplinary Program in Neuroscience, Arizona State University, Phoenix, AZ.
Bruce F O'HaraDepartment of Biology, College of Arts and Sciences, University of Kentucky College of Medicine, Lexington, KY ; Spinal Cord and Brain Injury Research Center (SCoBIRC), University of Kentucky College of Medicine, Lexington, KY.
Jonathan LifshitzBarrow Neurological Institute at Phoenix Children's Hospital, Phoenix, AZ ; Department of Child Health, University of Arizona College of Medicine, Phoenix, AZ ; Phoenix Veteran Affairs Healthcare System, Phoenix, AZ ; Interdisciplinary Program in Neuroscience, Arizona State University, Phoenix, AZ ; Department of Anatomy and Neurobiology, College of Medicine, University of Kentucky College of Medicine, Lexington, KY.
Arizona State University · USBarrow Neurological Institute · USPhoenix Children's Hospital · USUniversity of Kentucky · US

Funding

Neural circuit disruption by diffuse brain injury: basis for morbidity & therapyR01NS065052 · NINDS · UNIVERSITY OF KENTUCKY · PI LIFSHITZ, JONATHAN · 2010 to 2014
$1.7M
Post Traumatic Sleep: An Individualized Indicator of Severity and RecoveryR21NS072611 · NINDS · UNIVERSITY OF KENTUCKY · PI LIFSHITZ, JONATHAN, O'HARA, BRUCE FREDERICK · 2011 to 2012
$408k
NINDS NIH HHS R01 NS065052NINDS NIH HHS R01NS065052NINDS NIH HHS R01NS065052-SNINDS NIH HHS R21 NS072611NINDS NIH HHS R21NS072611
6 · The paper itself

Abstract

STUDY

objectiveWe investigated the relationship between immediate disruption of posttraumatic sleep and functional outcome in the diffuse brain-injured mouse.

designAdult male C57BL/6 mice were subjected to moderate midline fluid percussion injury (n = 65; 1.4 atm; 6-10 min righting reflex time) or sham injury (n = 44). Cohorts received either intentional sleep disruption (minimally stressful gentle handling) or no sleep disruption for 6 h following injury. Following disruption, serum corticosterone levels (enzyme-linked immunosorbent assay) and posttraumatic sleep (noninvasive piezoelectric sleep cages) were measured. For 1-7 days postinjury, sensorimotor outcome was assessed by Rotarod and a modified Neurological Severity Score (NSS). Cognitive function was measured using Novel Object Recognition (NOR) and Morris water maze (MWM) in the first week postinjury.

settingNeurotrauma research laboratory. MEASUREMENTS AND

resultsDisrupting posttraumatic sleep for 6 h did not affect serum corticosterone levels or functional outcome. In the hour following the first dark onset, sleep-disrupted mice exhibited a significant increase in sleep; however, this increase was not sustained and there was no rebound of lost sleep. Regardless of sleep disruption, mice showed a time-dependent improvement in Rotarod performance, with brain-injured mice having significantly shorter latencies on day 7 compared to sham. Further, brain-injured mice, regardless of sleep disruption, had significantly higher NSS scores postinjury compared with sham. Cognitive behavioral testing showed no group differences among any treatment group measured by MWM and NOR.

conclusionShort-duration disruption of posttraumatic sleep did not affect functional outcome, measured by motor and cognitive performance. These data raise uncertainty about posttraumatic sleep as a mechanism of recovery from diffuse brain injury.

Indexed as

AnimalsBrain InjuriesCognitionCognition DisordersDarknessEnzyme-Linked Immunosorbent AssayHumansMaleMaze LearningMiceMice, Inbred C57BLPost-Concussion SyndromePsychomotor PerformanceRecovery of FunctionRotarod Performance TestSleepBehaviorconcussiondiffusemildmousesleepsleep disruptionTBI

Identifiers

PMID24899763
PMCPMC4044747
OpenAlexW1971383788

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.