344 rats were treated twice, one week apart, with subcutaneous injections of 1,2-dimethylhydrazine (150 mg/kg x 2). Thirty-two weeks after the first DMH injection, rats were sacrificed and colonic tumours (T) and normal colon mucosa (NM) harvested and stored in RNAlater. Genomic DNA was extracted f...
ORGANISM(S): Rattus norvegicus