Vaccinia virus antigen in the lymphoid system of white rats.
D000818:Animals; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D005455:Fluorescent Antibody Technique; D007114:Immunization; D008198:Lymph Nodes; D008221:Lymphoid Tissue / Q000378:metabolism*; D051381:Rats; D013154:Spleen; D014616:Vaccinia virus / Q000276:immunology*