Lymphocyte physiology.
D000937:Antigen-Antibody Reactions; D000941:Antigens; D001853:Bone Marrow; D002061:Bursa, Synovial / Q000166:cytology; D006801:Humans; D006968:Hypersensitivity, Delayed; D007154:Immune System Diseases / Q000235:genetics; D007153:Immunologic Deficiency Syndromes; D008208:Lymphatic System / Q000033:anatomy & histology; D008214:Lymphocytes / Q000276:immunology / Q000502:physiology*; D008221:Lymphoid Tissue / Q000196:embryology / Q000502:physiology; D013950:Thymus Gland / Q000502:physiology
D000941:Antigens