title: Group specific antigen and RNA-directed DNA polymerase activity in normal baboon placenta.
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000032:analysis*; D003168:Complement Fixation Tests; D005260:Female; D006041:Goats / Q000276:immunology; D000882:Haplorhini; D010215:Papio; D010920:Placenta / Q000201:enzymology / Q000276:immunology / Q000382:microbiology*; D011247:Pregnancy; D012194:RNA-Directed DNA Polymerase / Q000032:analysis*; D051381:Rats / Q000276:immunology; D012190:Retroviridae / Q000201:enzymology / Q000276:immunology / Q000302:isolation & purification*; D013045:Species Specificity
chemical_list: D000956:Antigens, Viral; D012194:RNA-Directed DNA Polymerase