共 3 条
[2]
Human brain tumor O6methylguanineDNA methyltransferase mRNA and its significance as indicator of selective chloroethylnitrosourea chemotherapy .2 Mineura K,Yanagisawa T,Watanabe K,et al. Int J Cancer . 1996
[3]
Improved retroviral vectors for gene transfer and expression .2 Miller AD,Rosman GJ. Bio Tec . 1989