title: Tissue culture adaptation and pathogenic properties of an ovine chlamydial abortion strain.
mesh_terms: D000034:Abortion, Veterinary; D000220:Adaptation, Biological; D000818:Animals; D002460:Cell Line; D002689:Chlamydia / Q000254:growth & development* / Q000472:pathogenicity; D046508:Culture Techniques; D005260:Female; D051379:Mice; D011247:Pregnancy; D012756:Sheep; D012757:Sheep Diseases / Q000382:microbiology; D014776:Virus Cultivation