Evidence map›Paper›PMID 40825872›Full record

ArticlePediatric surgery international2025

Alterations in gut microbiota and insights into the colonic function by clodronate: a study using short bowel syndrome rat model.

Ayaka Nagano, Yudai Tsuruno, Koshiro Sugita, Shun Onishi, Yumiko Tabata, Chihiro Kedoin, Masakazu Murakami, Keisuke Yano, Toshio Harumatsu, Takafumi Kawano and 4 more

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Article in Pediatric surgery international, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Article
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

14 authors.

Ayaka Nagano *Department of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.
Yudai Tsuruno *Department of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.
Koshiro SugitaDepartment of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan. ksugita@m.kufm.kagoshima-u.ac.jp.
Shun OnishiDepartment of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.
Yumiko TabataDepartment of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.
Chihiro KedoinDepartment of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.
Masakazu MurakamiDepartment of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.
Keisuke YanoDepartment of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.
Toshio HarumatsuDepartment of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.
Takafumi KawanoDepartment of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.
Nao HasuzawaDivision of Endocrinology and Metabolism, Department of Internal Medicine, Kurume University School of Medicine, Kurume, Japan.
Masatoshi NomuraDivision of Endocrinology and Metabolism, Department of Internal Medicine, Kurume University School of Medicine, Kurume, Japan.
Tatsuru KajiDepartment of Pediatric Surgery, Kurume University School of Medicine, Kurume, Japan.
Satoshi IeiriDepartment of Pediatric Surgery, Medical and Dental Area, Research and Education Assembly, Research Field in Medical and Health Sciences, Kagoshima University, Kagoshima, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionPrevious research suggests that clodronate, a vesicular nucleotide transporter inhibitor, may suppress intestinal failure-associated liver disease (IFALD) in short bowel syndrome (SBS). The present study investigated the effects of clodronate on the gut microbiota and colonic barrier in SBS rat model. PURPOSE: Sprague-Dawley rats underwent 90% small bowel resection and then were randomized into three groups (n = 8 each): SBS/TPN (Control), SBS/TPN with low-dose clodronate (Low, 20 mg/kg/day), and SBS/TPN with high-dose clodronate (High, 60 mg/kg/day). After 7 days, fecal and colon samples were collected to analyze the gut microbiota, histological findings, gene expression of tight junction, and inflammatory markers.

resultsWhile alpha diversity showed no significant differences between the groups, high-dose clodronate-induced heterogeneity in the bacterial community structure. At the phylum level, the Firmicutes/Bacteroidota ratio significantly decreased in the High group. The crypt depth at distal colon was significantly deepest in the High group (p = 0.01). The Claudin-1 expression decreased significantly in the Low group in proximal colon (p = 0.019). The NLRP3 and IL-6 expressions in proximal colon showed significant differences among the groups (NLRP3: p < 0.001, IL-6: p = 0.021).

conclusionClodronate-induced alterations in the gut microbiota may contribute to IFALD suppression, albeit with potentially adverse effects on the colonic barrier.

Indexed as

Clodronic AcidColonGastrointestinal MicrobiomeShort Bowel SyndromeAnimalsDisease Models, AnimalMaleRandom AllocationRatsRats, Sprague-DawleyClodronic AcidClodronateGut microbiotaIntestinal adaptationShort bowel syndromeVNUT inhibitor

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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.