two human choriocarcinomas serially transplanted to athymic nude mice ( balb/c , nu/nu ) were treated with intraperitoneal injections of methotrexate ( mtx ) , actinomycin d ( actd ) , and vinblastine ( vlb ) with doses per injection slightly smaller than ld10 in mice .
C0008497
choriocarcinomas
C0025677
methotrexate