title: DNA labeling index and structure of the rat mammary gland as determinants of its susceptibility to carcinogenesis.
mesh_terms: D015127:9,10-Dimethyl-1,2-benzanthracene; D000367:Age Factors; D000818:Animals; D004247:DNA / Q000096:biosynthesis*; D005260:Female; D008297:Male; D008321:Mammary Glands, Animal / Q000033:anatomy & histology / Q000254:growth & development / Q000378:metabolism*; D008325:Mammary Neoplasms, Experimental / Q000209:etiology* / Q000473:pathology; D010298:Parity; D011247:Pregnancy; D051381:Rats
chemical_list: D015127:9,10-Dimethyl-1,2-benzanthracene; D004247:DNA