among these , c-myc , the cellular homologue to the avian myelocytomatosis virus ( mc29 ) oncogene , has been shown to express high levels of mrna during early g0/g1 phase after mitogenic stimulation of t lymphocytes by concanavalin a or of fibroblasts by platelet-derived growth factor ( pdgf ) or serum .
C0018284
mitogenic
C0032200
platelet-derived growth factor