has subject area 9,10-Dimethyl-1,2-benzanthracene Adenylate Kinase Animals Creatine Kinase Estradiol Female Glucosephosphate Dehydrogenase Isoenzymes L-Lactate Dehydrogenase Mammary Neoplasms, Experimental Ovariectomy Rats Rats, Inbred Strains Tamoxifen Uterus