Evidence map›Paper›PMID 20807311›Full record

ArticleJournal of neurochemistry2010

Role of adenosine and wake-promoting basal forebrain in insomnia and associated sleep disruptions caused by ethanol dependence.

Rishi Sharma, Samuel Engemann, Pradeep Sahota, Mahesh M Thakkar

Open access · greenAbstract read
In one paragraph

Article in Journal of neurochemistry, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed, 1 pooled it
2.6field-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, 1 synthesis or guideline pooled it, 76 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 2 institutions in 1 country.

Rishi SharmaHarry S. Truman Memorial Veterans Hospital and Department of Neurology, University of Missouri, Columbia, Missouri 65210, USA.
Samuel Engemann
Pradeep Sahota
Mahesh M Thakkar
University of Missouri · USHarry S. Truman Memorial Veterans' Hospital · US

Funding

Cellular Mechanisms Mediating the Somnogenic Effects of EthanolR21AA017472 · NIAAA · UNIVERSITY OF MISSOURI-COLUMBIA · PI THAKKAR, MAHESH M · 2009 to 2010
$344k
Orexins in Rapid Eye Movement Sleep Control.R03NS059831 · NINDS · UNIVERSITY OF MISSOURI-COLUMBIA · PI THAKKAR, MAHESH M · 2008 to 2009
$122k
NIAAA NIH HHS R21 AA017472NINDS NIH HHS NS059831NINDS NIH HHS R03 NS059831PHS HHS RAA017472A
6 · The paper itself

Abstract

Insomnia is a severe symptom of alcohol withdrawal; however, the underlying neuronal mechanism is yet unknown. We hypothesized that chronic ethanol exposure will impair basal forebrain (BF) adenosinergic mechanism resulting in insomnia-like symptoms. We performed a series of experiments in Sprague-Dawley rats to test our hypothesis. We used Majchrowicz's chronic binge ethanol protocol to induce ethanol dependency. Our first experiment verified the effects of ethanol withdrawal on sleep-wakefulness. Significant increase in wakefulness was observed during ethanol withdrawal. Next, we examined c-Fos expression (marker of neuronal activation) in BF wake-promoting neurons during ethanol withdrawal. There was a significant increase in the number of BF wake-promoting neurons with c-Fos immunoreactivity. Our third experiment examined the effects of ethanol withdrawal on sleep deprivation induced increase in BF adenosine levels. Sleep deprivation did not increase BF adenosine levels in ethanol dependent rats. Our last experiment examined the effects of ethanol withdrawal on equilibrative nucleoside transporter 1 and A1 receptor expression in the BF. There was a significant reduction in A1 receptor and equilibrative nucleoside transporter 1 expression in the BF of ethanol dependent rats. Based on these results, we suggest that insomnia observed during ethanol withdrawal is caused because of impaired adenosinergic mechanism in the BF.

Indexed as

AdenosineAlcoholismAnimalsCarrier ProteinsCell CountEquilibrative Nucleoside Transporter 1ImmunohistochemistryMaleMicrodialysisProsencephalonProto-Oncogene Proteins c-fosRatsRats, Sprague-DawleyReceptor, Adenosine A1Reverse Transcriptase Polymerase Chain ReactionRNAAdenosineCarrier ProteinsEquilibrative Nucleoside Transporter 1Proto-Oncogene Proteins c-fosReceptor, Adenosine A1RNASlc29a1 protein, rat

Identifiers

PMID20807311
PMCPMC2970767
OpenAlexW1560980017

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.