title: Radioisotope precipitation tests with  14 C and  51 Cr labeled vaccinia antigens.
mesh_terms: D000818:Animals; D000937:Antigen-Antibody Reactions; D000941:Antigens; D000956:Antigens, Viral; D002247:Carbon Isotopes; D011232:Chemical Precipitation; D002648:Child; D002859:Chromium Isotopes; D046508:Culture Techniques; D000882:Haplorhini; D006801:Humans; D007668:Kidney; D009500:Neutralization Tests; D011863:Radioimmunoassay; D012900:Smallpox Vaccine; D014611:Vaccination; D014615:Vaccinia / Q000276:immunology*; D014616:Vaccinia virus / Q000276:immunology*
chemical_list: D000941:Antigens; D000956:Antigens, Viral; D002247:Carbon Isotopes; D002859:Chromium Isotopes; D012900:Smallpox Vaccine