Evidence map›Paper›PMID 23858010›Full record

ArticleThe Journal of physiology2013

Laryngeal and tracheal afferent nerve stimulation evokes swallowing in anaesthetized guinea pigs.

Takanori Tsujimura, Chioma Udemgba, Makoto Inoue, Brendan J Canning

Open access · greenAbstract read
In one paragraph

Article in The Journal of physiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
1.4field-weighted citation impact, top 18% 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

27 citing papers in PubMed, 42 citations in OpenAlex.

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  6. Nitric oxide synthase activation in nTS is essential to NMDA receptor dependent encoding of the cough reflex.American journal of physiology. Regulatory, integrative and comparative physiology · 2026
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  16. Antitussive effects of NaEuropean journal of pharmacology · 2021
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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 3 institutions in 2 countries.

Takanori TsujimuraB. J. Canning: Johns Hopkins Asthma and Allergy Center, 5501 Hopkins Bayview Circle, Baltimore, MD 21224, USA. bjc@jhmi.edu.
Chioma Udemgba
Makoto Inoue
Brendan J Canning
Niigata University · JPJohns Hopkins Bayview Medical Center · USJohns Hopkins University · US

Funding

Reflexes and Supraesophageal Consequences Reflux DiseaseR01HL083192 · NHLBI · JOHNS HOPKINS UNIVERSITY · PI CANNING, BRENDAN J · 2006 to 2010
$1.6M
NHLBI NIH HHS HL083192
6 · The paper itself

Abstract

We describe swallowing reflexes evoked by laryngeal and tracheal vagal afferent nerve stimulation in anaesthetized guinea pigs. The swallowing reflexes evoked by laryngeal citric acid challenges were abolished by recurrent laryngeal nerve (RLN) transection and mimicked by electrical stimulation of the central cut ends of an RLN. By contrast, the number of swallows evoked by upper airway/pharyngeal distensions was not significantly reduced by RLN transection but they were virtually abolished by superior laryngeal nerve transection. Laryngeal citric acid-evoked swallowing was mimicked by laryngeal capsaicin challenges, implicating transient receptor potential vanilloid 1 (TRPV1)-expressing laryngeal afferent nerves arising from the jugular ganglia. The swallowing evoked by citric acid and capsaicin and evoked by electrical stimulation of either the tracheal or the laryngeal mucosa occurred at stimulation intensities that were typically subthreshold for evoking cough in these animals. Swallowing evoked by airway afferent nerve stimulation also desensitized at a much slower rate than cough. We speculate that swallowing is an essential component of airway protection from aspiration associated with laryngeal and tracheal afferent nerve activation.

Indexed as

DeglutitionAnesthesiaAnimalsCapsaicinCitric AcidElectric StimulationGuinea PigsLaryngeal NervesLarynxMaleReflexRespiratory MucosaTracheaCapsaicinCitric Acid

Identifiers

PMID23858010
PMCPMC3784206
OpenAlexW1551949448

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.