On endogenic blastomogenic substances.
D000818:Animals; D002273:Carcinogens; D002471:Cell Transformation, Neoplastic; D006801:Humans; D051379:Mice; D009368:Neoplasm Transplantation; D009369:Neoplasms / Q000139:chemically induced; D009374:Neoplasms, Experimental; D051381:Rats; D014020:Tissue Extracts
D002273:Carcinogens; D014020:Tissue Extracts