title: Synergistic action of N-nitrosobutylurea and azathioprine in induction of leukemia in C57BL mice.
mesh_terms: D000406:AKR murine leukemia virus / Q000276:immunology; D000818:Animals; D000956:Antigens, Viral / Q000032:analysis; D001379:Azathioprine / Q000008:administration & dosage / Q000494:pharmacology*; D004357:Drug Synergism; D005260:Female; D007106:Immune Sera; D007942:Leukemia, Experimental / Q000139:chemically induced* / Q000276:immunology; D008223:Lymphoma / Q000139:chemically induced / Q000276:immunology; D016403:Lymphoma, Large B-Cell, Diffuse / Q000139:chemically induced / Q000276:immunology; D008297:Male; D051379:Mice; D008810:Mice, Inbred C57BL; D009607:Nitrosourea Compounds / Q000008:administration & dosage / Q000494:pharmacology*; D013950:Thymus Gland / Q000276:immunology; D013997:Time Factors
chemical_list: D000956:Antigens, Viral; D007106:Immune Sera; D009607:Nitrosourea Compounds; D001379:Azathioprine