The transcription factor Sox11 is a prognostic factor for improved recurrence-free survival in epithelial ovarian cancer

被引:78
作者
Brennana, Donal J. [3 ,4 ]
Ek, Sara [1 ,2 ]
Doyle, Emma [3 ,5 ]
Drew, Thomas [3 ,5 ]
Foley, Michael [3 ,5 ]
Flannelly, Grainne [3 ]
O'Connor, Darran P. [4 ]
Gallagher, William M. [4 ]
Kilpinen, Sami [6 ]
Kallioniemi, Olli-Pekka [6 ,7 ]
Jirstrom, Karin [8 ]
O'Herlihy, Colm [3 ,5 ]
Borrebaeck, Carl A. K. [1 ,2 ]
机构
[1] Lund Univ, Dept Immunotechnol, SE-22184 Lund, Sweden
[2] CREATE Hlth Ctr Translat Canc Res, BMC D13, SE-22184 Lund, Sweden
[3] Natl Matern Hosp, Dept Obstet & Gynaecol, Dublin 2, Ireland
[4] Univ Coll Dublin, Sch Biomol & Biomed Sci, Conway Inst, Dublin 2, Ireland
[5] Natl Matern Hosp, UCD Sch Med & Med Sci, Dublin 2, Ireland
[6] Univ Helsinki, Inst Mol Med Finland, FIMM, FIN-00014 Helsinki, Finland
[7] Univ Turku, SF-20500 Turku, Finland
[8] Lund Univ, Ctr Mol Pathol, Dept Lab Med, Malmo Univ Hosp, Malmo, Sweden
关键词
Sox11; Epithelial ovarian cancer; Prognosis; Automated analysis; MANTLE CELL LYMPHOMA; BREAST-CANCER; EXPRESSION; GENE; BOX; PROTEINS; ROLES; MOUSE;
D O I
10.1016/j.ejca.2009.01.028
中图分类号
R73 [肿瘤学];
学科分类号
100214 ;
摘要
Background: Current prognostic molecular markers for epithelial ovarian cancer (EOC) are insufficient. The aim of the current study was to investigate the role of Sox11 in EOC. Methods: Using an in silico transcriptomic screen, Sox11 was identified as a potential EOC biomarker. Sox11 protein expression was evaluated using immunohistochemistry (IHC) in 76 EOC cases, which were analysed using automated algorithms to develop a quantitative scoring model. Results: Sox11 mRNA expression was upregulated in EOC compared to normal tissues. Automated analysis of Sox11 in the EOC cohort revealed high expression of Sox11, in 40% of tumours, who had an improved recurrence-free survival (RFS) (p = 0.002). Multivariate analysis confirmed that Sox11 was an independent predictor of improved RFS after controlling for stage and grade. Conclusions: These data suggest that Sox11 is a new prognostic marker in EOC. Loss of Sox11 is associated with a decreased RFS and a more aggressive phenotype. (C) 2009 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1510 / 1517
页数:8
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