Evidence map›Paper›PMID 25642193›Full record

ReviewFrontiers in physiology2014

Tasting arterial blood: what do the carotid chemoreceptors sense?

Nanduri R Prabhakhar, Michael J Joyner

Open access · goldAbstract readReview
In one paragraph

Review in Frontiers in physiology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.6field-weighted citation impact, top 19% 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

16 citing papers in PubMed, 28 citations in OpenAlex.

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  11. Effects of intravenous low-dose dopamine infusion on glucose regulation during prolonged aerobic exercise.American journal of physiology. Regulatory, integrative and comparative physiology · 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

2 authors at 2 institutions in 1 country.

Nanduri R PrabhakharInstitute for Integrative Physiology, Center for Systems Biology of O2 Sensing, The University of Chicago Chicago, IL, USA.
Michael J JoynerDepartment of Anesthesiology, Mayo Clinic Rochester, MN, USA.
Mayo Clinic · USUniversity of Chicago · US

Funding

Integrative Consequences of HypoxiaP01HL090554 · NHLBI · UNIVERSITY OF CHICAGO · PI PRABHAKAR, NANDURI R · 2008 to 2017
$21.4M
Therapeutic Targeting of Carotid Body Chemoreflex for Sleep Disordered BreathingUH2HL123610 · NHLBI · UNIVERSITY OF CHICAGO · PI MCCORMICK, DAVID L., PETUKHOV, PAVEL A · 2014 to 2015
$3.3M
Role of Carotid Bodies in Glucose Regulation and Counter Regulation in HumansR01DK090541 · NIDDK · MAYO CLINIC ROCHESTER · PI BASU, RITA · 2011 to 2014
$2.6M
NHLBI NIH HHS P01 HL090554NHLBI NIH HHS UH2 HL123610NIDDK NIH HHS R01 DK090541
6 · The paper itself

Abstract

The carotid bodies are sensory organs that detect the chemical composition of the arterial blood. The carotid body sensory activity increases in response to arterial hypoxemia and the ensuing chemoreflex regulates vital homeostatic functions. Recent studies suggest that the carotid bodies might also sense arterial blood glucose and circulating insulin levels. This review focuses on how the carotid bodies sense O2, glucose, and insulin and some potential implications of these sensory functions on physiological regulation and in pathophysiological conditions. Emerging evidence suggests that carbon monoxide (CO)-regulated hydrogen sulfide (H2S), stemming from hypoxia, depolarizes type I cells by inhibiting certain K(+) channels, facilitates voltage-gated Ca(2+) influx leading to sensory excitation of the carotid body. Elevated CO and decreased H2S renders the carotid bodies insensitive to hypoxia resulting in attenuated ventilatory adaptations to high altitude hypoxia, whereas reduced CO and high H2S result in hypersensitivity of the carotid bodies to hypoxia and hypertension. Acute hypoglycemia augments the carotid body responses to hypoxia but that a prolonged lack of glucose in the carotid bodies can lead to a failure to sense hypoxia. Emerging evidence also indicates that carotid bodies might sense insulin directly independent of its effect on glucose, linking the carotid bodies to the pathophysiological consequences of the metabolic syndrome. How glucose and insulin interact with the CO-H2S signaling is an area of ongoing study.

Indexed as

carbon monoxidediabetesglomus cellshydrogen sulfidehypoglycemiaK+ channels

Identifiers

PMID25642193
PMCPMC4294136
OpenAlexW2072400368

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.