Evidence map›Paper›PMID 34797444›Full record

ArticleDigestive diseases and sciences2022

Bacillus Subtilis Promotes the Release of 5-HT to Regulate Intestinal Peristalsis in STC Mice via Bile Acid and Its Receptor TGR5 Pathway.

Zhenhai Chen, Jiangyi Feng, Song Hu, Ye Hua, Shaying Ma, Weijie Fu, Qian Yang, Xin Zhang

Abstract read
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In one paragraph

Article in Digestive diseases and sciences, 2022. 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
3.1field-weighted citation impact, top 8% 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, 22 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

8 authors at 1 institution in 1 country.

Zhenhai ChenDepartment of General Surgery, Chongqing Emergency Medical Center/Chongqing University Central Hospital, Chongqing, 400014, China.
Jiangyi FengDepartment of General Surgery, Chongqing Emergency Medical Center/Chongqing University Central Hospital, Chongqing, 400014, China.
Song HuDepartment of General Surgery, Chongqing Emergency Medical Center/Chongqing University Central Hospital, Chongqing, 400014, China.
Ye HuaDepartment of General Surgery, Chongqing Emergency Medical Center/Chongqing University Central Hospital, Chongqing, 400014, China.
Shaying MaDepartment of General Surgery, Chongqing Emergency Medical Center/Chongqing University Central Hospital, Chongqing, 400014, China.
Weijie FuDepartment of General Surgery, Chongqing Emergency Medical Center/Chongqing University Central Hospital, Chongqing, 400014, China.
Qian YangDepartment of General Surgery, Chongqing Emergency Medical Center/Chongqing University Central Hospital, Chongqing, 400014, China.
Xin ZhangDepartment of General Surgery, Chongqing Emergency Medical Center/Chongqing University Central Hospital, Chongqing, 400014, China. sky490405@163.com.ORCID 0000-0001-7216-9153
Chongqing University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSlow transit constipation (STC) is caused by intestinal peristalsis dysfunction and is closely associated with disturbance of the intestinal microecological balance. Bacillus subtilis plays a positive role in the treatment of STC, but its mechanism needs to be further explored.

aimsThe purpose of the present study was to explore the effects and mechanism of B. subtilis on the pathophysiology of STC.

methodsA STC mouse model was established with compound diphenoxylate, following which B. subtilis was used to treat STC. The effects and possible mechanism of B. subtilis on STC were investigated by assessing intestinal motility, histology of the colon, release of 5-HT in enterochromaffin cells (ECs) and the TGR5/TRPA1 pathway. Moreover, LC-MS targeted metabolomics was used to analyze the regulation of Bacillus subtilis on bile acid metabolisms in STC mice.

resultsBacillus subtilis significantly increased 24 h defecations, fecal moisture and intestinal transport rate of STC mice, improved pathological damage of the colon and showed protective effects on the intestinal tract. The release of 5-HT from ECs and the bile acid receptor TGR5/TRPA1 pathway were significantly increased in STC mice treated with B. subtilis. In addition, the metabolomics results showed that the bile acid contents of STC mice were significantly decreased, and B. subtilis could increase the bile acid composition and content of STC mice.

conclusionBacillus subtilis regulates intestinal peristalsis of STC by promoting the release of 5-HT from ECs through bile acid metabolism and its receptor TGR5 pathway and plays a positive role in the treatment of STC.

Indexed as

Bile Acids and SaltsPeristalsisAnimalsBacillus subtilisConstipationMiceSerotoninBile Acids and SaltsSerotonin5-HTBacillus subtilisBile acidIntestinal peristalsisSlow transit constipationTGR5 signaling pathway

Identifiers

PMID34797444
OpenAlexW3212219367

What OpenQuestion holds

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Registered trials

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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.