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Molecular Carcinogenesis|April 16, 1999
Frequent mutations of the rat beta-catenin gene in colon cancers induced by methylazoxymethanol acetate plus 1-hydroxyanthraquinoneM Suzui, T Ushijima, R H Dashwood, et al.
Mutation Research|July 10, 1996
Organ variation in the mutagenicity of MeIQ in Big Blue lacI transgenic miceT Suzuki, M Hayashi, M Ochiai, et al.
Cancer|April 15, 1996
Genetic alterations in rat colon tumors induced by heterocyclic aminesM Toyota, T Ushijima, H Kakiuchi, et al.
Japanese Journal of Clinical Oncology|January 23, 1998
Genetic alterations of androgen receptor gene in Japanese human prostate cancerM Watanabe, T Ushijima, T Shiraishi, et al.
Molecular Carcinogenesis|January 1, 1993
Rare frequency of activation of the Ki-ras gene in rat colon tumors induced by heterocyclic amines: possible alternative mechanisms of human colon carcinogenesisH Kakiuchi, T Ushijima, M Ochiai, et al.
Japanese Journal of Cancer Research : Gann|May 1, 1994
Presence of p53 mutations in 3Y1-B clone 1-6: a rat cell line widely used as a normal immortalized fibroblastT Ushijima, H Makino, M Nakayasu, et al.
Molecular Carcinogenesis|May 20, 1999
Rare mutations of p53, Ki-ras, and beta-catenin genes and absence of K-sam and c-erbB-2 amplification in N-methyl-N'-nitro-N-nitrosoguanidine-induced rat stomach cancersY Hirayama, K Wakazono, M Yamamoto, et al.
Molecular Carcinogenesis|January 20, 1998
No involvement of APC gene mutations in ulcerative colitis-associated rat colon carcinogenesis induced by 1-hydroxyanthraquinone and methylazoxymethanol acetateM Suzui, T Ushijima, N Yoshimi, et al.
Mutation Research|August 1, 1998
No direct correlation between mutant frequencies and cancer incidence induced by MeIQ in various organs of Big Blue miceM Nagao, H Fujita, M Ochiai, et al.
Mutation Research|February 18, 1998
Effects of gender and species on spectra of mutation induced by 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine in the lacI transgeneH Okonogi, G R Stuart, E Okochi, et al.
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