title: Activation of c-ras oncogenes is associated with tumor induction in experimental animals.
mesh_terms: D000818:Animals; D002471:Cell Transformation, Neoplastic / Q000187:drug effects / Q000528:radiation effects; D003001:Cloning, Molecular; D005786:Gene Expression Regulation; D051379:Mice; D009374:Neoplasms, Experimental / Q000235:genetics*; D009381:Neoplasms, Radiation-Induced / Q000235:genetics; D009857:Oncogenes