Evidence map›Paper›PMID 8851520›Full record

ArticleBritish journal of pharmacology1996

Properties of the inhibitory junction potential in smooth muscle of the guinea-pig gastric fundus.

N Ohno, L Xue, Y Yamamoto, H Suzuki

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in British journal of pharmacology, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.5field-weighted citation impact, top 17% 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

7 citing papers in PubMed, 36 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 1 institution in 1 country.

N OhnoDepartment of Physiology, Nagoya City University Medical School, Mizuho-ku, Japan.
L Xue
Y Yamamoto
H Suzuki
Nagoya City University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

1. In circular smooth muscle of the guinea-pig gastric fundus, transmural nerve stimulation evoked a cholinergic excitatory junction potential (e.j.p.), and blockade of the e.j.p. by atropine revealed a non-adrenergic non-cholinergic (NANC) inhibitory junction potential (i.j.p.). 2. The amplitude of the e.j.p. was increased by apamin, suramin or NGnitro-L-arginine (L-NOARG), with no significant change in the membrane potential. 3. The i.j.p. consisted of two components (fast and slow); apamin inhibited the former, nitroarginine inhibited the latter, and suramin inhibited both components. 4. Apamin inhibited the hyperpolarization produced by adenosine 5'-triphosphate (ATP) but not by vasoactive intestinal polypeptide (VIP). Suramin inhibited the hyperpolarization produced by VIP but not by ATP. The sodium nitroprusside (SNP)-induced hyperpolarization was not blocked by apamin or suramin. L-NOARG or tetrodotoxin did not inhibit the hyperpolarization produced by ATP, VIP or SNP. 5. The data did not support the hypothesis that ATP, VIP or nitric oxide (NO) is the main transmitter responsible for generation of the NANC i.j.p. in the fundus. 6. Actions of L-NOARG suggest that endogenous NO may be involved in junctional transmission, mainly as an inhibitory modulator of cholinergic transmission.

Indexed as

Adenosine TriphosphateAnimalsApaminDrug InteractionsGastric FundusGuinea PigsIn Vitro TechniquesMaleMembrane PotentialsMuscle, SmoothNitric Oxide SynthaseNitroarginineNitroprussideSuraminVasoactive Intestinal PeptideAdenosine TriphosphateApaminNitric Oxide SynthaseNitroarginineNitroprussideSuraminVasoactive Intestinal Peptide

Identifiers

PMID8851520
PMCPMC1909406
OpenAlexW2093925593

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.