Evidence map›Paper›PMID 41122462›Full record

ArticleFrontiers in microbiology2025

Differences in gut microbiota among patients with anastomotic leak following colorectal cancer surgery.

Junfeng Yan, Qiushuang Wang, Qiang Li, Jiatong Lu, Qiang Tong

Registry-linked trialAbstract read
In one paragraph

Article in Frontiers in microbiology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07416760 (Analysis of the Composition of the Intestinal Microbiota and Its Evolution in Patients Post-intestinal Anastomosis), which is not on this map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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.

NCT07416760 recruitingnot on this mapstarted 2026, after this paper: background citation

Analysis of the Composition of the Intestinal Microbiota and Its Evolution in Patients Post-intestinal Anastomosis

TypeobservationalSponsorInstituto de Investigación Sanitaria de la Fundación Jiménez DíazRan2026 to 2026Enrolled30ConditionsAbdominal SurgeryArmsNot applicable- observational study
3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Review
  2. Review
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

5 authors.

Junfeng Yan *Department of Gastrointestinal Surgery I Section, Renmin Hospital of Wuhan University, Wuhan, China.
Qiushuang Wang *Department of Gastrointestinal Surgery I Section, Renmin Hospital of Wuhan University, Wuhan, China.
Qiang LiDepartment of Gastrointestinal Surgery I Section, Renmin Hospital of Wuhan University, Wuhan, China.
Jiatong LuDepartment of Gastrointestinal Surgery I Section, Renmin Hospital of Wuhan University, Wuhan, China.
Qiang TongDepartment of Gastrointestinal Surgery I Section, Renmin Hospital of Wuhan University, Wuhan, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Anastomotic leak (AL) continues to be one of the most severe complications following colorectal surgery, with its incidence showing little change over time. The causes of anastomotic leak are varied, and the precise underlying mechanisms remain elusive. However, there is a growing body of evidence indicating a significant association between the intestinal microbiota and the occurrence of anastomotic leak. Methods: This study aimed to investigate the preoperative gut microbiota in patients who developed anastomotic leak (AL) following colorectal surgery. We collected preoperative fecal samples from both patients who developed anastomotic leak and those who did not for clinical research. Utilizing 16S Ribosomal RNA (16S rRNA) sequencing, we examined differences in gut microbiota of preoperative patients with colorectal cancer to identify bacterial species that may either mitigate or exacerbate the risk of anastomotic leak. Additionally, we preoperatively fed mice with Results: We observed a significant increase in the diversity of intestinal microbiota in patients with anastomotic leak compared to those without. Specifically, the populations of Conclusion: This study indicates that the presence of

Indexed as

16S rRNA sequencinganastomotic leakcolorectal cancercolorectal surgerygut microbiota

Identifiers

PMID41122462
PMCPMC12536503

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