Evidence map›Paper›PMID 23263018›Full record

ArticleAnesthesiology2013

Adenosine A(1) receptors in mouse pontine reticular formation depress breathing, increase anesthesia recovery time, and decrease acetylcholine release.

George C Gettys, Fang Liu, Ed Kimlin, Helen A Baghdoyan, Ralph Lydic

Open access · bronzeAbstract read
In one paragraph

Article in Anesthesiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
0.7field-weighted citation impact, top 30% 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

12 citing papers in PubMed, 19 citations in OpenAlex.

  1. Review
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  11. RapidFrontiers in behavioral neuroscience · 2018
    Article
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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 1 institution in 1 country.

George C GettysDepartment of Anesthesiology, University of Michigan, Ann Arbor, MI 48109-5615, USA.
Fang Liu
Ed Kimlin
Helen A Baghdoyan
Ralph Lydic
University of Michigan · US

Funding

CHOLINERGIC MECHANISMS OF REM SLEEP GENERATIONR37MH045361 · NIMH · UNIVERSITY OF TENNESSEE HEALTH SCI CTR · PI BAGHDOYAN, HELEN A · 2004 to 2013
$3.4M
CHOLINERGIC MECHANISMS OF BREATHING DURING SLEEPR01HL040881 · NHLBI · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI LYDIC, RALPH · 1989 to 2010
$3.3M
CHOLINERGIC PHENOTYPE IN MURINE MODELS OF SLEEPR01HL065272 · NHLBI · UNIVERSITY OF TENNESSEE HEALTH SCI CTR · PI LYDIC, RALPH · 1999 to 2013
$3.2M
CHOLINERGIC MECHANISMS OF REM SLEEP GENERATIONR01MH045361 · NIMH · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI BAGHDOYAN, HELEN A · 1994 to 2003
$807k
CHOLINERGIC MECHANISMS OF REM SLEEP GENERATIONR29MH045361 · NIMH · PENNSYLVANIA STATE UNIV HERSHEY MED CTR · PI BAGHDOYAN, HELEN A · 1989 to 1993
–
NHLBI NIH HHS HL40881NHLBI NIH HHS HL65272NHLBI NIH HHS R01 HL040881NHLBI NIH HHS R01 HL065272NIMH NIH HHS MH45361NIMH NIH HHS R01 MH045361NIMH NIH HHS R37 MH045361
6 · The paper itself

Abstract

backgroundClinical and preclinical data demonstrate the analgesic actions of adenosine. Central administration of adenosine agonists, however, suppresses arousal and breathing by poorly understood mechanisms. This study tested the two-tailed hypothesis that adenosine A1 receptors in the pontine reticular formation (PRF) of C57BL/6J mice modulate breathing, behavioral arousal, and PRF acetylcholine release.

methodsThree sets of experiments used 51 mice. First, breathing was measured by plethysmography after PRF microinjection of the adenosine A1 receptor agonist N-sulfophenyl adenosine (SPA) or saline. Second, mice were anesthetized with isoflurane and the time to recovery of righting response (RoRR) was quantified after a PRF microinjection of SPA or saline. Third, acetylcholine release in the PRF was measured before and during microdialysis delivery of SPA, the adenosine A1 receptor antagonist 1, 3-dipropyl-8-cyclopentylxanthine, or SPA and 1, 3-dipropyl-8-cyclopentylxanthine.

resultsFirst, SPA significantly decreased respiratory rate (-18%), tidal volume (-12%), and minute ventilation (-16%). Second, SPA concentration accounted for 76% of the variance in RoRR. Third, SPA concentration accounted for a significant amount of the variance in acetylcholine release (52%), RoRR (98%), and breathing rate (86%). 1, 3-dipropyl-8-cyclopentylxanthine alone caused a concentration-dependent increase in acetylcholine, a decrease in RoRR, and a decrease in breathing rate. Coadministration of SPA and 1, 3-dipropyl-8-cyclopentylxanthine blocked the SPA-induced decrease in acetylcholine and increase in RoRR.

conclusionsEndogenous adenosine acting at adenosine A1 receptors in the PRF modulates breathing, behavioral arousal, and acetylcholine release. The results support the interpretation that an adenosinergic-cholinergic interaction within the PRF comprises one neurochemical mechanism underlying the wakefulness stimulus for breathing.

Indexed as

Anesthesia Recovery PeriodAcetylcholineAdenosine A1 Receptor AgonistsAdenosine A1 Receptor AntagonistsAnesthesiaAnimalsArousalChromatography, High Pressure LiquidConditioning, OperantElectrochemistryMaleMiceMice, Inbred C57BLMicrodialysisMicroinjectionsPonsAcetylcholineAdenosine A1 Receptor AgonistsAdenosine A1 Receptor AntagonistsReceptor, Adenosine A1

Identifiers

PMID23263018
PMCPMC3553235
OpenAlexW2013292280

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.