Evidence map›Paper›PMID 26574055›Full record

ArticleScientific reports2015

Cervical intraepithelial neoplasia disease progression is associated with increased vaginal microbiome diversity.

A Mitra, D A MacIntyre, Y S Lee, A Smith, J R Marchesi, B Lehne, R Bhatia, D Lyons, E Paraskevaidis, J V Li and 4 more

Registry-linked trialAbstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05405270 (Predicting Response In Cervical Intraepithelial Neoplasia to Topical Imiquimod Treatment), which is not on this map. Cited by 306 papers, 7 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
306citing papers in PubMed, 7 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.

NCT05405270 recruitingnot on this mapstarted 2022, after this paper: background citation

Predicting Response In Cervical Intraepithelial Neoplasia to Topical Imiquimod Treatment

Typeobservational_patient_registrySponsorCatharina Ziekenhuis EindhovenRan2022 to 2026Enrolled410ConditionsCervical High Grade Squamous Intraepithelial Lesion, Cervical Intraepithelial Neoplasia Grade 2/3, CIN 2/3, Cervical Intraepithelial NeoplasiaArmsImiquimod, 3x vaginal swab for microbiome analysis, Expectative management, 2x vaginal swab for microbiome analysis
3 · Its place in the literature

Who cites it

306 citing papers in PubMed, 7 syntheses or guidelines pooled it.

  1. Pooled it
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  17. The Gut-Vagina Axis.Microorganisms · 2026
    Review
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246 more citing papers are in PubMed but not listed here.

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.

A MitraInstitute of Reproductive and Developmental Biology, Department of Surgery &Cancer, Imperial College, London, UK.
D A MacIntyreInstitute of Reproductive and Developmental Biology, Department of Surgery &Cancer, Imperial College, London, UK.
Y S LeeInstitute of Reproductive and Developmental Biology, Department of Surgery &Cancer, Imperial College, London, UK.
A SmithSchool of Biosciences, Cardiff University, CF10 3AX, UK.
J R MarchesiSchool of Biosciences, Cardiff University, CF10 3AX, UK.
B LehneDepartment of Epidemiology &Biostatistics, Medicine, Imperial College London, UK.
R BhatiaHPV Research Group, Division of Pathology, University of Edinburgh, UK.
D LyonsDepartment of Obstetrics and Gynaecology, St Mary's Hospital, Imperial Healthcare NHS Trust, London, UK.
E ParaskevaidisDepartment of Obstetrics and Gynaecology, University Hospital of Ioannina, Ioannina, Greece.
J V LiSection of Biomolecular Medicine, Division of Computational Systems Medicine, Department of Surgery and Cancer, Imperial College London, UK.
E HolmesSection of Biomolecular Medicine, Division of Computational Systems Medicine, Department of Surgery and Cancer, Imperial College London, UK.
J K NicholsonSection of Biomolecular Medicine, Division of Computational Systems Medicine, Department of Surgery and Cancer, Imperial College London, UK.
P R BennettInstitute of Reproductive and Developmental Biology, Department of Surgery &Cancer, Imperial College, London, UK.
M KyrgiouInstitute of Reproductive and Developmental Biology, Department of Surgery &Cancer, Imperial College, London, UK.

Funding

Medical Research Council MR/L009226/1
6 · The paper itself

Abstract

Persistent infection with oncogenic Human Papillomavirus (HPV) is necessary for cervical carcinogenesis. Although evidence suggests that the vaginal microbiome plays a functional role in the persistence or regression of HPV infections, this has yet to be described in women with cervical intra-epithelial neoplasia (CIN). We hypothesised that increasing microbiome diversity is associated with increasing CIN severity. llumina MiSeq sequencing of 16S rRNA gene amplicons was used to characterise the vaginal microbiota of women with low-grade squamous intra-epithelial lesions (LSIL; n = 52), high-grade (HSIL; n = 92), invasive cervical cancer (ICC; n = 5) and healthy controls (n = 20). Hierarchical clustering analysis revealed an increased prevalence of microbiomes characterised by high-diversity and low levels of Lactobacillus spp. (community state type-CST IV) with increasing disease severity, irrespective of HPV status (Normal = 2/20,10%; LSIL = 11/52,21%; HSIL = 25/92,27%; ICC = 2/5,40%). Increasing disease severity was associated with decreasing relative abundance of Lactobacillus spp. The vaginal microbiome in HSIL was characterised by higher levels of Sneathia sanguinegens (P < 0.01), Anaerococcus tetradius (P < 0.05) and Peptostreptococcus anaerobius (P < 0.05) and lower levels of Lactobacillus jensenii (P < 0.01) compared to LSIL. Our results suggest advancing CIN disease severity is associated with increasing vaginal microbiota diversity and may be involved in regulating viral persistence and disease progression.

Indexed as

BiodiversityMicrobiotaAdultBiomarkersCohort StudiesDisease ProgressionDNA, ViralFemaleGenotypeHumansLactobacillusMiddle AgedPapillomaviridaePeptostreptococcusRNA, Ribosomal, 16SSeverity of Illness IndexBiomarkersDNA, ViralRNA, Ribosomal, 16S

Identifiers

PMID26574055
PMCPMC4648063

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Registered trials

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.