Zheng Yuehui, Zheng Liping, Li Fang, Wu Lei, Dai Yucheng. {sl c--erbB_(2)} and {sl c--myb} induce oocyte maturation via activation of mitogen--activated protein kinase and maturation promoting factor. Acta Physiol Sin 2008; 60 (1): 97-104 (in Chinese with English abstract).