title: [Papillomas of the urinary bladder induced by N-nitroso-N-methylurea in rats].
abstract: N-nitroso-N-methylurea (a total dosage--6 mg per animal), administered by a catheter in the urinary bladder cavity in female rats, following 9--56 weeks induced in 16 of 23 rats tumors of the vesical mucous membrane (mostly transitional cell papillomas).
mesh_terms: D000818:Animals; D005260:Female; D008770:Methylnitrosourea; D009374:Neoplasms, Experimental / Q000139:chemically induced* / Q000473:pathology; D009607:Nitrosourea Compounds; D010212:Papilloma / Q000139:chemically induced* / Q000473:pathology; D051381:Rats; D001743:Urinary Bladder / Q000473:pathology; D001749:Urinary Bladder Neoplasms / Q000139:chemically induced* / Q000473:pathology
chemical_list: D009607:Nitrosourea Compounds; D008770:Methylnitrosourea
vernacular_title: Papillomy mochevogo puzyria, indutsirovannye N-nitrozo-N-metilmochevinoĭ u krys