Evidence map›Paper›PMID 40862108›Full record

ArticleFrontiers in endocrinology2025

Main differential endometrial microbiota associated with recurrent implantation failure: a case control study.

Hong Gao, Jing Xiao, Bingyan Liang, Xiaolan Wang, Huanhuan Li, Genlin Li, Baoyu Wu

Abstract read
In one paragraph

Article in Frontiers in endocrinology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
–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

5 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
  3. Review
  4. Article
  5. 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

7 authors.

Hong GaoDepartment of Nursing, The Second Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, Hunan, China.
Jing XiaoSchool of Nursing, University of South China, Hengyang, Hunan, China.
Bingyan LiangSchool of Nursing, University of South China, Hengyang, Hunan, China.
Xiaolan WangCenter for a Combination of Obstetrics and Gynecology & Reproductive Medicine, The First Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, Hunan, China.
Huanhuan LiDepartment of Gynecology, The Second Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, Hunan, China.
Genlin LiCenter for a Combination of Obstetrics and Gynecology & Reproductive Medicine, The First Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, Hunan, China.
Baoyu WuDepartment of Nursing, The Second Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, Hunan, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Recurrent implantation failure (RIF) is a major challenge in reproductive medicine, and emerging evidence suggests that alterations in the endometrial microbiota may play a critical role in its pathogenesis. To identify the main differential endometrial microbiota associated with RIF and to establish threshold values for their relative abundance. Methods: This case-control study was conducted in the Departments of Obstetrics, Gynecology, and Reproductive Medicine at two large hospitals. From March to December 2023, the study recruited 17 infertile patients with RIF (Group A, cases), 19 healthy non-pregnant women (Group B, controls), and 20 healthy pregnant women (Group C, controls). Demographic information, medication history, clinical data, and endometrial tissue samples were collected. Endometrial microbiota of all participants was profiled using 16S rRNA gene sequencing. Results: The richness of endometrial microbiota in Group A was significantly lower compared to both control groups ( Discussion:

Indexed as

Embryo ImplantationEndometriumInfertility, FemaleMicrobiotaAdultCase-Control StudiesFemaleHumansPregnancyRNA, Ribosomal, 16SRNA, Ribosomal, 16S16S ribosomal RNA gene sequencingendometrial microbiotaendometrial tissuemajor differential microorganismsrecurrent implantation failure

Identifiers

PMID40862108
PMCPMC12375461

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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.