title: Vaccinia virus strain differences. I. Neutralization of vaccinia virus strains by homologous and heterologous antisera.
mesh_terms: D000818:Animals; D002417:Cattle; D002460:Cell Line; D002642:Chick Embryo; D003165:Complement System Proteins; D046508:Culture Techniques; D005321:Extraembryonic Membranes; D006168:Guinea Pigs / Q000276:immunology; D000882:Haplorhini; D007106:Immune Sera; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D007668:Kidney; D008196:Lymph; D008851:Micropore Filters; D009500:Neutralization Tests; D011817:Rabbits / Q000276:immunology; D012900:Smallpox Vaccine; D013045:Species Specificity; D014613:Vaccines, Attenuated; D014616:Vaccinia virus / Q000276:immunology*; D014776:Virus Cultivation; D005719:gamma-Globulins
chemical_list: D007106:Immune Sera; D012900:Smallpox Vaccine; D014613:Vaccines, Attenuated; D005719:gamma-Globulins; D003165:Complement System Proteins