3Ye DW, Zheng J F, Qian SX, et al. Correlation between the expression of oncogenes ras and c-erbB-2 and the biological behavior of bladder tumors. Urol Res, 1993,21:39
4International society for the study of valvar disease. New nomenclature for valvar disease. Obstel Gynewl, 1976,47 : 122- 124
5Denhardt DT. Signal-transducing protein phosphorylation cascades mediated by Ras/Rho proteins in the mammalian cell: the potential for multiplex signalling. Biochem Biochem, 1996,318:729-747
6Ortiz-Vega S, Khokhlatchev A, Nedwidek M, et al. The putative tumor suppressor RASSFIA homodimerizes and heterizes with the Ras-GTP binding protein Norel. Oneogene, 2002, 21:1381-1390
