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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
6
pubmed:dateCreated
2002-4-11
pubmed:abstractText
The prognostic significance of BRCA2 mRNA levels in tumor tissues was studied in sporadic breast cancer patients. BRCA2 mRNA levels were determined by real-time PCR. Histologic grade III tumors showed significantly (p = 0.001) higher BRCA2 mRNA levels (0.828 +/- 0.102 BRCA2/beta-glucuronidase mRNA ratio, mean +/- SE) than histologic grade I and II tumors (0.438 +/- 0.055) and estrogen receptor (ER)-negative tumors (0.773 +/- 0.102) showed a nonsignificant (p = 0.072) trend toward an increase in BRCA2 mRNA levels compared to ER-positive tumors (0.541 +/- 0.079). Other clinicopathologic parameters, such as menopausal status, lymph node status and tumor size, were not significantly associated with BRCA2 mRNA levels. Patients with high BRCA2 mRNA levels showed a significantly (p = 0.006) lower 5-year disease free survival rate (63%) than those with low levels (94%). Lymph node metastases, ER negativity and high histologic grade were also significantly (p < 0.05) associated with poor prognosis. Multivariate analysis revealed that BRCA2 mRNA levels were a significant prognostic factor, being independent of the other conventional prognostic factors. Our results suggest that BRCA2 mRNA levels might serve as a clinically useful prognostic factor in breast cancer patients.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
0020-7136
pubmed:author
pubmed:copyrightInfo
Copyright 2002 Wiley-Liss, Inc.
pubmed:issnType
Print
pubmed:day
20
pubmed:volume
98
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
879-82
pubmed:dateRevised
2007-7-24
pubmed:meshHeading
pubmed:year
2002
pubmed:articleTitle
High BRCA2 mRNA expression predicts poor prognosis in breast cancer patients.
pubmed:affiliation
Department of Surgical Oncology, Osaka University Medical School, Osaka, Japan.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't