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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
2005-7-18
pubmed:abstractText
We report the identification of a novel human gene (SPOC1) which encodes a protein with a PHD-finger domain. The gene is located in chromosomal region 1p36.23, a region implicated in tumor development and progression. RNA in situ hybridization experiments showed strong SPOC1 expression in some rapidly proliferating cell types, such as spermatogonia, but not in nonproliferating mature spermatocytes. In addition, high SPOC1 mRNA expression was observed in several ovarian cancer cell lines. This prompted us to systematically examine SPOC1 expression in ovarian cancer in relation to prognosis. SPOC1 mRNA expression was quantified in tumor tissue of 103 patients with epithelial ovarian cancer. Interestingly, SPOC1 was associated with residual disease, whereby patients with unresectable tumors showed higher levels compared to patients without residual tumor tissue after surgery (p = 0.029). The univariable proportional hazards model showed an association between SPOC1 expression and survival (p = 0.043, relative risk = 1.535). Median survival time was 1,596 days for patients with low SPOC1 expression vs. only 347 days for patients with high expression, using Kaplan-Meier analysis. However, SPOC1 was not associated with survival when multivariable analysis was adjusted for residual disease. This can be explained by the correlation between residual disease and SPOC1 expression. In conclusion, SPOC1 is a novel PHD-finger protein showing strong expression in spermatogonia and ovarian cancer cells. SPOC1 overexpression was associated with unresectable carcinomas and shorter survival in ovarian cancer.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Sep
pubmed:issn
0020-7136
pubmed:author
pubmed:copyrightInfo
(c) 2005 Wiley-Liss, Inc.
pubmed:issnType
Print
pubmed:day
10
pubmed:volume
116
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
547-54
pubmed:dateRevised
2007-7-24
pubmed:meshHeading
pubmed-meshheading:15825179-Aged, pubmed-meshheading:15825179-Amino Acid Sequence, pubmed-meshheading:15825179-Cell Proliferation, pubmed-meshheading:15825179-DNA-Binding Proteins, pubmed-meshheading:15825179-Female, pubmed-meshheading:15825179-Gene Expression Profiling, pubmed-meshheading:15825179-Humans, pubmed-meshheading:15825179-In Situ Hybridization, pubmed-meshheading:15825179-Male, pubmed-meshheading:15825179-Middle Aged, pubmed-meshheading:15825179-Molecular Sequence Data, pubmed-meshheading:15825179-Ovarian Neoplasms, pubmed-meshheading:15825179-Prognosis, pubmed-meshheading:15825179-Proteoglycans, pubmed-meshheading:15825179-RNA, Messenger, pubmed-meshheading:15825179-Spermatogonia, pubmed-meshheading:15825179-Survival Analysis, pubmed-meshheading:15825179-Tumor Markers, Biological
pubmed:year
2005
pubmed:articleTitle
SPOC1, a novel PHD-finger protein: association with residual disease and survival in ovarian cancer.
pubmed:affiliation
Institute of Human Genetics, University of Erlangen-Nuremberg, Erlangen, Germany.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't