we have isolated a strongly mitogenic , type beta transforming growth factor ( beta tgf ) released by snyder-theilen feline sarcoma virus-transformed rat embryo ( fesv-fre ) cells that induces phenotypic transformation of normal nrk cells when they are concomitantly stimulated by analogues of epidermal growth factor ( egf ) .
C0018284
mitogenic
C0040691
transforming growth factor