Gravar-mail: Immunohistochemical Detection of Carcinogen‐DNA Adducts in Normal Human Prostate Tissues Transplanted into the Subcutis of Athymic Nude Mice: Results with 2‐Amino‐1‐methyl‐6‐phenylimidazo[4,5‐b]pyridine (PhIP) and 3,2′‐Dimethyl‐4‐aminobiphenyl (DMAB) and Relation to Cytochrome P450s and N‐Acetyltransferase Activity