Evidence map›Paper›PMID 7972132›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1994

Cytidine methylation of regulatory sequences near the pi-class glutathione S-transferase gene accompanies human prostatic carcinogenesis.

W H Lee, R A Morton, J I Epstein, J D Brooks, P A Campbell, G S Bova, W S Hsieh, W B Isaacs, W G Nelson

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 230 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
230citing papers in PubMed, 3 pooled it
5.9field-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

230 citing papers in PubMed, 3 syntheses or guidelines pooled it, 841 citations in OpenAlex.

  1. CLINICAL EVALUATION OF AN EPIGENETIC ASSAY TO PREDICT MISSED CANCER IN PROSTATE BIOPSY SPECIMENS.Transactions of the American Clinical and Climatological Association · 2016
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  18. Chemopreventive Activity of Ellagitannins fromPlants (Basel, Switzerland) · 2023
    Article
  19. Review
  20. Epigenetic (De)regulation in Prostate Cancer.Cancer treatment and research · 2023
    Article

170 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

9 authors at 1 institution in 1 country.

W H LeeJohns Hopkins Oncology Center, Johns Hopkins University School of Medicine, Baltimore, MD 21287.
R A Morton
J I Epstein
J D Brooks
P A Campbell
G S Bova
W S Hsieh
W B Isaacs
W G Nelson
Johns Hopkins University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hypermethylation of regulatory sequences at the locus of the pi-class glutathione S-transferase gene GSTP1 was detected in 20 of 20 human prostatic carcinoma tissue specimens studied but not in normal tissues or prostatic tissues exhibiting benign hyperplasia. In addition, a striking decrease in GSTP1 expression was found to accompany human prostatic carcinogenesis. Immunohistochemical staining with anti-GSTP1 antibodies failed to detect the enzyme in 88 of 91 prostatic carcinomas analyzed. In vitro, GSTP1 expression was limited to human prostatic cancer cell lines containing GSTP1 alleles with hypomethylated promoter sequences; a human prostatic cancer cell line containing only hypermethylated GSTP1 promoter sequences did not express GSTP1 mRNA or polypeptides. Methylation of cytidine nucleotides in GSTP1 regulatory sequences constitutes the most common genomic alteration yet described for human prostate cancer.

Indexed as

Gene Expression Regulation, EnzymologicCarcinomaCytidineDNA Topoisomerases, Type IGlutathione TransferaseHumansMaleMethylationProstateProstatic NeoplasmsRegulatory Sequences, Nucleic AcidRestriction MappingRNA, Messenger5-methylcytidineCytidineDNA Topoisomerases, Type IGlutathione TransferaseRNA, Messenger

Identifiers

PMID7972132
PMCPMC45306
OpenAlexW1968391853

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.