Evidence map›Paper›PMID 9541499›Full record

ArticleThe Journal of clinical investigation1998

The HPV-activating cellular transcription factor Brn-3a is overexpressed in CIN3 cervical lesions.

D Ndisdang, P J Morris, C Chapman, L Ho, A Singer, D S Latchman

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

12 citing papers in PubMed, 40 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 1 institution in 1 country.

D NdisdangWindeyer Institute of Medical Sciences, University College London Medical School, The Windeyer Building, Cleveland Street, London W1P 6DB, United Kingdom.
P J Morris
C Chapman
L Ho
A Singer
D S Latchman
University College London · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The cervical cellular transcription factors Brn-3a and Brn-3b have antagonistic effects on transcription of the human papilloma virus types 16 and 18 E6 and E7 oncogenes, with Brn-3a activating expression and Brn-3b repressing it. We therefore measured expression of Brn-3a and Brn-3b mRNAs in biopsies from 16 women with no detectable cervical abnormality, and in 14 women with cervical intraepithelial neoplasia grade 3 (CIN3) lesions. Although the mean level of Brn-3b expression was similar in both groups, the mean level of Brn-3a expression was over 300-fold higher in the CIN3 samples when compared with normals. Elevated expression of Brn-3a was also detected in 16 histologically normal regions of the cervix adjacent to the CIN3 lesions, indicating that elevation of Brn-3a levels is not confined to the lesion in women with CIN3, and is thus not a consequence of the oncogenic process. The elevated levels of Brn-3a in the CIN3 patient samples, together with the activating effect of Brn-3a on HPV-16 and -18 oncogene expression, suggest that induction of this factor is involved in activating HPV-16 and -18 oncogene expression in the cervix, and hence in the production of cervical cancers induced by HPV.

Indexed as

Base SequenceCase-Control StudiesDNA-Binding ProteinsDNA PrimersFemaleGene Expression Regulation, NeoplasticGene Expression Regulation, ViralGenes, ViralHumansOncogenesPapillomaviridaePolymerase Chain ReactionRNA, MessengerRNA, NeoplasmTranscription Factor Brn-3Transcription Factor Brn-3ADNA-Binding ProteinsDNA PrimersPOU4F1 protein, humanPOU4F2 protein, humanRNA, MessengerRNA, NeoplasmTranscription Factor Brn-3Transcription Factor Brn-3ATranscription Factor Brn-3BTranscription Factors

Identifiers

PMID9541499
PMCPMC508750
OpenAlexW2079071443

What OpenQuestion holds

Textmetadata
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.