Evidence map›Paper›PMID 33257839›Full record

SynthesisBritish journal of cancer2021

Infiltrating T-cell markers in cervical carcinogenesis: a systematic review and meta-analysis.

Tamara R Litwin, Sarah R Irvin, Rebecca L Chornock, Vikrant V Sahasrabuddhe, Margaret Stanley, Nicolas Wentzensen

Open access · hybridAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in British journal of cancer, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 50 papers.

0numbers the graph read from it
0cells of the map it votes in
50citing papers in PubMed
6.1field-weighted citation impact, top 3% 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

50 citing papers in PubMed, 109 citations in OpenAlex.

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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

6 authors at 3 institutions in 2 countries.

Tamara R LitwinClinical Genetics Branch, Division of Cancer Epidemiology and Genetics, National Cancer Institute, Rockville, MD, USA. tamara.litwin@nih.gov.ORCID http://orcid.org/0000-0003-2130-6263
Sarah R IrvinClinical Genetics Branch, Division of Cancer Epidemiology and Genetics, National Cancer Institute, Rockville, MD, USA.
Rebecca L ChornockDepartment of Obstetrics and Gynecology, MedStar Washington Hospital Center, Washington, DC, USA.
Vikrant V SahasrabuddheBreast and Gynecologic Cancer Research Group, Division of Cancer Prevention, National Cancer Institute, Rockville, MD, USA.
Margaret StanleyDepartment of Pathology, University of Cambridge, Cambridge, UK.
Nicolas WentzensenClinical Genetics Branch, Division of Cancer Epidemiology and Genetics, National Cancer Institute, Rockville, MD, USA.
National Cancer Institute · USMedStar Washington Hospital Center · USUniversity of Cambridge · GB

Funding

Human papillomavirus (HPV) infection and cervical and anal cancersZIACP010124 · NCI · DIVISION OF CANCER EPIDEMIOLOGY AND GENETICS · PI WENTZENSEN, NICOLAS · 2009 to 2025
$17.3M
CERVICAL CANCER AND HUMAN PAPILLOMAVIRUS (HPV) INFECTIONZ01CP010124 · NCI · DIVISION OF CANCER EPIDEMIOLOGY AND GENETICS · PI SCHIFFMAN, MARK · 1996 to 2008
$3.0M
Intramural NIH HHS Z01 CP010124
6 · The paper itself

Abstract

backgroundThe host adaptive immune response helps determine which cervical HPV infections persist and progress to precancer and cancer, and systematic characterisation of T-cell infiltration would help inform key steps in cervical carcinogenesis.

methodsA systematic review and meta-analysis were conducted of infiltrating T-cells in normal cervix, low-grade lesions, high-grade lesions, and invasive cancers including epithelial, stromal, and total tissue and the following markers: CD3, CD4, CD8, FoxP3, CD25, and the CD4:CD8 ratio. An additional qualitative review summarised longitudinal data on associations between infiltrating T-cells and cervical disease persistence, regression, progression, or prognosis.

resultsThere were fewer CD3+, CD4+, and CD8+ cells in cervical lesions and more cells in cancers compared to normal epithelium. FoxP3 and CD25+ regulatory T-cell infiltration is high in persistent and precancerous lesions, and longitudinal data show improved outcomes with lower regulatory T-cell levels.

conclusionsSuccessful immune evasion may reduce T-cell infiltration in HPV infected and precancerous epithelium, while invasive cancers are highly immunogenic, and regulatory T-cell infiltration increases with cervical disease progression. Understanding these factors may have prognostic value and could aid in novel treatment development and clinical guidelines, but published data are highly heterogeneous and leave important gaps to be filled by future studies.

Indexed as

CarcinogenesisFemaleHumansLymphocytes, Tumor-InfiltratingPapillomaviridaePapillomavirus InfectionsT-LymphocytesUterine Cervical Neoplasms

Identifiers

PMID33257839
PMCPMC7884592
OpenAlexW3107298026

What OpenQuestion holds

Textmetadata
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.