Modification of Tumor Development in Rodents

1,2-dimethylhydrazine acid adenomas administration agents antioxidants benzo(a)pyrene butylated butylated hydroxytoluene Cancer Lett Cancer Res carcino carcinogen carcinogenesis in rats carcinomas cell proliferation chemical carcinogenesis colon compounds dietary DMBA DNA synthesis enhanced enzyme epidermal epithelial epithelium experimental exposure factors foci forestomach Fukushima gastric gene genetic hepatocarcinogenesis hepatocellular hepatocytes hyperplasia inbred strains increased induced inhibit JNCI lesions liver liver tumors male malignant mammary gland mechanism metabolism mg/kg mice MNNG modifying modulation mouse skin tumor multistage Na-ASA Natl Cancer Inst neoplastic ornithine decarboxylase pancreatic cancer pancreatic carcinogenesis papillomas phenobarbital phorbol esters preneoplastic promoting activity promoting effects prostaglandin protein protocol rat liver rat mammary retinoids role Russo SENCAR significantly single dose skin carcinogenesis skin tumor promotion sodium saccharin specific stomach studies susceptibility TEBS tion tissue Toxicol treatment tumor incidence tumor induction tumor promotion tumorigenesis urinary bladder urinary bladder carcinogenesis weeks