title: Colon carcinogenesis in germ-free rats with 1,2-dimethylhydrazine and N-methyl-n'-nitro-N-nitrosoguanidine.
mesh_terms: D000230:Adenocarcinoma / Q000139:chemically induced*; D000236:Adenoma / Q000139:chemically induced; D000818:Animals; D002273:Carcinogens; D003110:Colonic Neoplasms / Q000139:chemically induced*; D005260:Female; D005856:Germ-Free Life; D006834:Hydrazines / Q000633:toxicity*; D009374:Neoplasms, Experimental / Q000139:chemically induced; D009604:Nitrosoguanidines / Q000633:toxicity*; D051381:Rats; D013997:Time Factors
chemical_list: D002273:Carcinogens; D006834:Hydrazines; D009604:Nitrosoguanidines