title: Infectivity of two mycoplasmas of bovine origin in pregnant heifers.
mesh_terms: D000034:Abortion, Veterinary / Q000209:etiology / Q000382:microbiology; D000818:Animals; D001769:Blood / Q000382:microbiology; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology* / Q000382:microbiology; D005260:Female; D007275:Injections, Intravenous; D007315:Insemination, Artificial; D008297:Male; D009174:Mycoplasma / Q000254:growth & development / Q000276:immunology / Q000302:isolation & purification / Q000472:pathogenicity*; D009175:Mycoplasma Infections / Q000209:etiology / Q000382:microbiology / Q000662:veterinary*; D009297:Nasal Mucosa / Q000382:microbiology; D010920:Placenta / Q000382:microbiology; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000209:etiology / Q000662:veterinary*; D012661:Semen / Q000382:microbiology