p53 and ovarian carcinoma survival: an Ovarian Tumor Tissue Analysis consortium study.
TP53
clear cell
endometrioid
high-grade serous carcinoma
ovarian cancer
p53
prognosis
Journal
The journal of pathology. Clinical research
ISSN: 2056-4538
Titre abrégé: J Pathol Clin Res
Pays: England
ID NLM: 101658534
Informations de publication
Date de publication:
05 2023
05 2023
Historique:
revised:
06
01
2023
received:
23
11
2022
accepted:
11
01
2023
medline:
6
4
2023
pubmed:
23
3
2023
entrez:
22
3
2023
Statut:
ppublish
Résumé
Our objective was to test whether p53 expression status is associated with survival for women diagnosed with the most common ovarian carcinoma histotypes (high-grade serous carcinoma [HGSC], endometrioid carcinoma [EC], and clear cell carcinoma [CCC]) using a large multi-institutional cohort from the Ovarian Tumor Tissue Analysis (OTTA) consortium. p53 expression was assessed on 6,678 cases represented on tissue microarrays from 25 participating OTTA study sites using a previously validated immunohistochemical (IHC) assay as a surrogate for the presence and functional effect of TP53 mutations. Three abnormal expression patterns (overexpression, complete absence, and cytoplasmic) and the normal (wild type) pattern were recorded. Survival analyses were performed by histotype. The frequency of abnormal p53 expression was 93.4% (4,630/4,957) in HGSC compared to 11.9% (116/973) in EC and 11.5% (86/748) in CCC. In HGSC, there were no differences in overall survival across the abnormal p53 expression patterns. However, in EC and CCC, abnormal p53 expression was associated with an increased risk of death for women diagnosed with EC in multivariate analysis compared to normal p53 as the reference (hazard ratio [HR] = 2.18, 95% confidence interval [CI] 1.36-3.47, p = 0.0011) and with CCC (HR = 1.57, 95% CI 1.11-2.22, p = 0.012). Abnormal p53 was also associated with shorter overall survival in The International Federation of Gynecology and Obstetrics stage I/II EC and CCC. Our study provides further evidence that functional groups of TP53 mutations assessed by abnormal surrogate p53 IHC patterns are not associated with survival in HGSC. In contrast, we validate that abnormal p53 IHC is a strong independent prognostic marker for EC and demonstrate for the first time an independent prognostic association of abnormal p53 IHC with overall survival in patients with CCC.
Identifiants
pubmed: 36948887
doi: 10.1002/cjp2.311
pmc: PMC10073933
doi:
Substances chimiques
Tumor Suppressor Protein p53
0
Types de publication
Journal Article
Research Support, U.S. Gov't, Non-P.H.S.
Research Support, Non-U.S. Gov't
Research Support, N.I.H., Extramural
Langues
eng
Sous-ensembles de citation
IM
Pagination
208-222Subventions
Organisme : NCI NIH HHS
ID : R01 CA112523
Pays : United States
Organisme : NCI NIH HHS
ID : U01 CA069417
Pays : United States
Organisme : NIH HHS
ID : P30-CA15083
Pays : United States
Organisme : NCI NIH HHS
ID : R01 CA087538
Pays : United States
Organisme : NCI NIH HHS
ID : R01 CA095023
Pays : United States
Organisme : Medical Research Council
ID : MC_UU_00004/01
Pays : United Kingdom
Organisme : NCI NIH HHS
ID : P30 CA015083
Pays : United States
Organisme : NCI NIH HHS
ID : K07 CA080668
Pays : United States
Organisme : NCI NIH HHS
ID : R01 CA248288
Pays : United States
Organisme : Cancer Research UK
ID : 22905
Pays : United Kingdom
Organisme : NCRR NIH HHS
ID : M01 RR000056
Pays : United States
Organisme : Department of Health
Pays : United Kingdom
Organisme : NIH HHS
ID : P50-CA136393
Pays : United States
Organisme : NCI NIH HHS
ID : R01 CA168758
Pays : United States
Organisme : NCI NIH HHS
ID : P30 CA047904
Pays : United States
Organisme : NIH HHS
ID : R01-CA122443
Pays : United States
Organisme : NIH HHS
ID : R01-CA243483
Pays : United States
Organisme : NCATS NIH HHS
ID : UL1TR000124
Pays : United States
Organisme : Cancer Research UK
ID : C490/A16561
Pays : United Kingdom
Organisme : Cancer Research UK
ID : 15601
Pays : United Kingdom
Organisme : Breast Cancer Now
Pays : United Kingdom
Organisme : NCI NIH HHS
ID : R01 CA160669
Pays : United States
Organisme : NCATS NIH HHS
ID : UL1 TR001881
Pays : United States
Organisme : NCI NIH HHS
ID : R01 CA058598
Pays : United States
Organisme : NCI NIH HHS
ID : P30 CA071789
Pays : United States
Organisme : NCI NIH HHS
ID : P50 CA136393
Pays : United States
Informations de copyright
© 2023 The Authors. The Journal of Pathology: Clinical Research published by The Pathological Society of Great Britain and Ireland and John Wiley & Sons Ltd.
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