Effect of thymus cell injections on germinal center formation in lymphoid tissues of nude (thymusless) mice.

Animals Antibodies, Bacterial/analysis Brucella abortus/immunology Hemagglutination Tests Immunization Immunoglobulin G/analysis Immunoglobulin M/analysis Immunologic Memory Lymphocytes/immunology,radiation effects Lymphoid Tissue/cytology Mice Mice, Inbred BALB C Mice, Inbred DBA Peyer's Patches/cytology Radiation Effects Thymus Gland/abnormalities,cytology

Antibodies, Bacterial Immunoglobulin G Immunoglobulin M