title: Effect of pregnancy, lactation, and pituitary isografts on the genesis of spontaneous mammary gland tumors in the mouse.
mesh_terms: D000311:Adrenal Glands / Q000033:anatomy & histology; D000818:Animals; D000831:Animals, Newborn; D005260:Female; D006824:Hybridization, Genetic; D007774:Lactation; D008297:Male; D008325:Mammary Neoplasms, Experimental / Q000209:etiology*; D051379:Mice; D009929:Organ Size; D010053:Ovary / Q000033:anatomy & histology; D010902:Pituitary Gland / Q000033:anatomy & histology / Q000637:transplantation*; D011247:Pregnancy; D011270:Pregnancy, Animal; D014184:Transplantation, Homologous; D014626:Vaginal Smears