NRAS and sarcoma: Apoptosis of colon carcinoma cells (Tnfsf10), sarcoma (Ewsr1, Mdm2, Tnfsf10), hyperpoliferation (Map2k7), survival (Mdm2, Nras, Tnfsf10), tumorigenesis (Ewsr1, Mdm2, Nras, Tnfsf10), fibroblast proliferation (Arid5b, E4f1, Map2k7, Mdm2, Nras), mitosis of embryonic cells (E4f1)