Evidence map›Paper›PMID 32299442›Full record

ArticleAnnals of clinical microbiology and antimicrobials2020

Microbiota composition and distribution along the female reproductive tract of women with endometriosis.

Weixia Wei, Xiaowei Zhang, Huiru Tang, Liping Zeng, Ruifang Wu

Open access · goldAbstract read
In one paragraph

Article in Annals of clinical microbiology and antimicrobials, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 69 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
69citing papers in PubMed, 4 pooled it
10.5field-weighted citation impact, top 1% 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

69 citing papers in PubMed, 4 syntheses or guidelines pooled it, 107 citations in OpenAlex.

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  19. The Role of the Microbiome in Endometriosis.Reproductive sciences (Thousand Oaks, Calif.) · 2025
    Review
  20. Article

9 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 1 country.

Weixia WeiDepartment of Obstetrics and Gynecology, Peking University Shenzhen Hospital, Shenzhen, 518036, China.
Xiaowei ZhangBGI-Shenzhen, Shenzhen, 518083, China.
Huiru TangDepartment of Obstetrics and Gynecology, Peking University Shenzhen Hospital, Shenzhen, 518036, China.
Liping ZengDepartment of Obstetrics and Gynecology, Peking University Shenzhen Hospital, Shenzhen, 518036, China.
Ruifang WuDepartment of Obstetrics and Gynecology, Peking University Shenzhen Hospital, Shenzhen, 518036, China. wurf100@126.com.
Peking University Shenzhen Hospital · CNBGI Group (China) · CN

Funding

Guangdong Medical Research Foundation (CN) A2019035Shenzhen Technical Project JCYJ20150601090833370Shenzhen Technical Project JSGG20180703164202084
6 · The paper itself

Abstract

Endometriosis (EMS) is a multifactorial disease that affects 10%-15% women of reproductive age and is associated with chronic pelvic pain and infertility. The pathogenesis of EMS has not been consistently explained until now. In this study, we involved 36 endometriosis patients and 14 control subjects who performed laparoscopic surgery due to gynecological benign tumor. The samples from lower third of vagina (CL), posterior vaginal fornix (CU), cervical mucus (CV), endometrium (ET) and peritoneal fluid (PF), were collected and sequenced by 16S rRNA amplicon. The continuous change of the microbiota distribution was identified along the reproductive tract. The flora in lower reproductive tract (CL, CU) were dominated by Lactobacillus. Significant difference of the community diversity began showing in the CV of EMS patients and gradually increased upward the reproductive tract. It indicates the microbiota in cervical samples is expected to be an indicator for the risk of EMS. This study also highlights the decreasing of Lactobacillus in vaginal flora and the increasing of signature Operational Taxonomic Units (OTUs) in transaction zone (CV) and upper reproductive tract (ET, PF) of EMS patients, which reflect the alteration of microbial community associated with EMS, participation of specific colonized bacteria in the EMS pathogenesis and relationship between microbiota and development of disease.

Indexed as

AdultBacterial Typing TechniquesChinaCohort StudiesEndometriosisFemaleHumansMicrobiotaRisk FactorsRNA, Ribosomal, 16SVaginaYoung AdultRNA, Ribosomal, 16S16S rRNA gene amplicon sequencingEndometriosisMicrobial community compositionMicrobial distribution

Identifiers

PMID32299442
PMCPMC7161132
OpenAlexW3016320151

What OpenQuestion holds

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LicenceCC BY
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.