title: Radiation studies on mice of an inbred tumor-resistant strain. V. Possible evidence for activation of the mammary tumor virus (MTV) by urethane as observed by electron microscopy.
mesh_terms: D000818:Animals; D003593:Cytoplasm; D004721:Endoplasmic Reticulum; D005260:Female; D008297:Male; D008325:Mammary Neoplasms, Experimental / Q000139:chemically induced* / Q000209:etiology*; D008324:Mammary Tumor Virus, Mouse / Q000187:drug effects*; D051379:Mice; D008854:Microscopy, Electron; D008928:Mitochondria; D014520:Urethane / Q000494:pharmacology*; D014779:Virus Replication
chemical_list: D014520:Urethane