Evidence map›Paper›PMID 24825122›Full record

ArticleJournal of cancer research and clinical oncology2014

BRCA1 promoter methylation is a marker of better response to platinum-taxane-based therapy in sporadic epithelial ovarian cancer.

T Ignatov, H Eggemann, S D Costa, A Roessner, T Kalinski, A Ignatov

Abstract read
In one paragraph

Article in Journal of cancer research and clinical oncology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 2 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.

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

17 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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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.

T IgnatovDepartment of Obstetrics and Gynecology, Otto-von-Guericke University, Magdeburg, Germany.
H Eggemann
S D Costa
A Roessner
T Kalinski
A Ignatov

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe aim of the current study was to investigate the role of BRCA1 promoter methylation as predictive factor of response to platinum-taxane-based therapy in sporadic ovarian cancer. PATIENTS AND

methodsBRCA1 promoter methylation was analyzed in 42 sporadic epithelial ovarian cancers. The results were validated in a second cohort of 137 ovarian cancer patients.

resultsBRCA1 promoter methylation was observed in 35.7 % of patients in the first group and in 33.6 % in the second group. BRCA1 promoter methylation was associated with significant increase in median progression-free survival (PFS) of ovarian cancer patients receiving adjuvant platinum-taxane-based chemotherapy (P = 0.008). Multivariate analysis revealed that BRCA1 promoter methylation remains a favorable factor in regard to PFS (HR 0.52; 95 % CI 0.32-0.85, P = 0.009) after adjustment for other prognostic factors. Under the patients with recurrent disease, BRCA1 promoter methylation was associated with significant longer median PFS of 18.5 months in comparison with 12.8 months PFS for patients without BRCA1 promoter methylation.

conclusionsBRCA1 promoter methylation is predictive for better response to platinum-taxane-based therapy in EOC.

Indexed as

AdultAgedAged, 80 and overAntineoplastic Combined Chemotherapy ProtocolsBiomarkers, TumorBRCA1 ProteinBridged-Ring CompoundsCarcinoma, Ovarian EpithelialDisease-Free SurvivalFemaleHumansMethylationMiddle AgedNeoplasms, Glandular and EpithelialOrganoplatinum CompoundsOvarian NeoplasmsBiomarkers, TumorBRCA1 ProteinBridged-Ring CompoundsOrganoplatinum CompoundstaxaneTaxoids

Identifiers

PMID24825122
PMCPMC11824117

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Registered trials

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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.