Evidence map›Paper›PMID 21457799›Full record

ArticleRespiratory physiology & neurobiology2011

Ibuprofen blocks time-dependent increases in hypoxic ventilation in rats.

Dan Popa, Zhenxing Fu, Ariel Go, Frank L Powell

Open access · greenAbstract readComparative Study
In one paragraph

Article in Respiratory physiology & neurobiology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
1.4field-weighted citation impact, top 23% 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

25 citing papers in PubMed, 49 citations in OpenAlex.

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  12. Brainstem serotonergic, catecholaminergic, and inflammatory adaptations during chronic hypercapnia in goats.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2019
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  20. Cardiorespiratory events in preterm infants: etiology and monitoring technologies.Journal of perinatology : official journal of the California Perinatal Association · 2016
    Review
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.

Dan PopaDivision of Physiology, Department of Medicine, University of California, San Diego, 9500 Gilman Drive, La Jolla, CA 92093-0623, United States.
Zhenxing Fu
Ariel Go
Frank L Powell
Rocky Mountain Research (United States) · USUniversity of California, San Diego · US

Funding

Systems Biology CoreP01HL098053 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI HADDAD, GABRIEL G · 2010 to 2014
$10.2M
Neural Plasticity During Acclimatization to HypoxiaR01HL081823 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI POWELL, FRANK L. · 2005 to 2019
$4.5M
NHLBI NIH HHS 1P01 HL 098053NHLBI NIH HHS P01 HL098053NHLBI NIH HHS R01 HL 081823NHLBI NIH HHS R01 HL081823
6 · The paper itself

Abstract

Recently, inflammatory processes have been shown to increase O(2)-sensitivity of the carotid body during chronic sustained hypoxia [Liu, X., He, L., Stensaas, L., Dinger, B., Fidone, S., 2009. Adaptation to chronic hypoxia involves immune cell invasion and increased expression of inflammatory cytokines in rat carotid body. Am. J. Physiol. Lung Cell Mol. Physiol. 296, L158-L166]. We hypothesized that blocking inflammation with ibuprofen would reduce ventilatory acclimatization to hypoxia by blocking such increases in carotid body O(2) sensitivity. We tested this in conscious rats treated with ibuprofen (4mg/kg IP daily) or saline during acclimatization to hypoxia ( [Formula: see text] for 7 days). Ibuprofen blocked the increase in hypoxic ventilation observed in chronically hypoxic rats treated with saline; ibuprofen had no effects on ventilation in normoxic control rats. Ibuprofen blocked increases in inflammatory cytokines (IL-1β, IL-6) in the brainstem with chronic hypoxia. The data supports our hypothesis and further analysis indicates that ibuprofen also blocks inflammatory processes in the central nervous system contributing to ventilatory acclimatization to hypoxia. Possible mechanisms linking inflammatory and hypoxic signaling are reviewed.

Indexed as

AnimalsHypoxiaIbuprofenMalePulmonary VentilationRatsRats, Sprague-DawleyTime FactorsIbuprofen

Identifiers

PMID21457799
PMCPMC3158279
OpenAlexW1984644058

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.