PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9065795-5 1997 Because the incidence of colonic tumors induced by methylazoxymethanol (MAM) in rats was shown to be enhanced by X-irradiation, we immunohistochemically analyzed these colonic carcinomas for the presence of p53 gene mutations. methylazoxymethanol 51-70 Wistar clone pR53P1 p53 pseudogene Rattus norvegicus 207-210 9065795-5 1997 Because the incidence of colonic tumors induced by methylazoxymethanol (MAM) in rats was shown to be enhanced by X-irradiation, we immunohistochemically analyzed these colonic carcinomas for the presence of p53 gene mutations. methylazoxymethanol 72-75 Wistar clone pR53P1 p53 pseudogene Rattus norvegicus 207-210