title: The germfree rat.
mesh_terms: D000230:Adenocarcinoma / Q000662:veterinary; D000232:Adenofibroma / Q000662:veterinary; D000375:Aging; D000818:Animals; D000831:Animals, Newborn; D001551:Benz(a)Anthracenes; D005260:Female; D005856:Germ-Free Life; D006799:Housing, Animal; D007165:Immunosuppression Therapy; D008297:Male; D008321:Mammary Glands, Animal; D008748:Methylcholanthrene; D009369:Neoplasms / Q000139:chemically induced; D009401:Nephrosis / Q000662:veterinary; D009858:Oncogenic Viruses; D051381:Rats / Q000378:metabolism; D012376:Rodent Diseases / Q000473:pathology; D013945:Thymoma / Q000662:veterinary; D013953:Thymus Neoplasms / Q000662:veterinary
chemical_list: D001551:Benz(a)Anthracenes; D008748:Methylcholanthrene