title: An interference phenomenon associated with resistance to infection with mouse mammary tumor virus.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D005260:Female; D007774:Lactation; D008325:Mammary Neoplasms, Experimental / Q000276:immunology*; D008324:Mammary Tumor Virus, Mouse / Q000276:immunology*; D051379:Mice; D009368:Neoplasm Transplantation; D011247:Pregnancy; D014020:Tissue Extracts
chemical_list: D014020:Tissue Extracts