Evidence map›Paper›PMID 11943705›Full record

ArticleThe American journal of pathology2002

Heterogeneous methylation and deletion patterns of the INK4a/ARF locus within prostate carcinomas.

Noboru Konishi, Mitsutoshi Nakamura, Munehiro Kishi, Masayoshi Nishimine, Eiwa Ishida, Keiji Shimada

Open access · bronzeAbstract read
In one paragraph

Article in The American journal of pathology, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing 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

36 citing papers in PubMed, 91 citations in OpenAlex.

  1. Article
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  10. Integrated analysis of the genomic instability of PTEN in clinically insignificant and significant prostate cancer.Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc · 2016
    Article
  11. Review
  12. Heterogeneity of DNA methylation in multifocal prostate cancer.Virchows Archiv : an international journal of pathology · 2015
    Article
  13. Article
  14. Article
  15. Review
  16. Article
  17. DNA methylation in promoter region as biomarkers in prostate cancer.Methods in molecular biology (Clifton, N.J.) · 2012
    Article
  18. Article
  19. Article
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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 2 institutions in 1 country.

Noboru KonishiSecond Department of Pathology, Nara Medical University, Nara, Japan. nkonishi@naramed-u.ac.jp
Mitsutoshi Nakamura
Munehiro Kishi
Masayoshi Nishimine
Eiwa Ishida
Keiji Shimada
Nara Medical University · JPNara Medical University Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To elucidate the role of p53/p16(INK4a)/RB1 pathways in prostate carcinogenesis, we analyzed the p14(ARF), p16(INK4a), RB1, p21(Waf1), p27(Kip1), PTEN, p73, p53, and MDM2 gene status of multiple areas within 16 histologically heterogeneous prostate carcinomas using methylation-specific polymerase chain reaction, differential polymerase chain reaction, and immunohistochemistry. All focal areas examined had Gleason scores ranging from 1 to 5. Methylation of either PTEN or p73 was undetected in any sample, whereas expression of MDM2 seemed to be an independent event within small foci of 4 of 16 tumors. Loss of p14(ARF), p16(INK4a), RB1, and p27(Kip1) expression correlated with homozygous deletion or promoter hypermethylation. One carcinoma showed co-deletion of both p14(ARF) and p16(INK4a) in two of five areas examined; two areas within another tumor demonstrated concurrent hypermethylation of the promoter regions of the same genes. Focal hypermethylation of RB1, p21(Waf1), and p27(Kip1) was detected within two, two, and three tumors, respectively. These findings indicate that both genetic and epigenetic events occur independently in intratumor foci and further suggest hypermethylation-induced loss of gene function may be as critical as specific genetic mutations in prostate carcinogenesis.

Indexed as

DNA MethylationGene DeletionAgedCarcinomaCyclin-Dependent Kinase Inhibitor p16HumansImmunohistochemistryMaleMutationNeoplasm ProteinsProstatic NeoplasmsTumor Suppressor Protein p14ARFTumor Suppressor Protein p53Cyclin-Dependent Kinase Inhibitor p16Neoplasm ProteinsTumor Suppressor Protein p14ARFTumor Suppressor Protein p53

Identifiers

PMID11943705
PMCPMC1867197
OpenAlexW1982238847

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.