title: Nature and activities of transfer factor.
mesh_terms: D000818:Animals; D000941:Antigens; D002417:Cattle; D002455:Cell Division; D055598:Chemical Phenomena; D002621:Chemistry; D002634:Chemotaxis, Leukocyte; D000242:Cyclic AMP; D006152:Cyclic GMP; D004247:DNA / Q000096:biosynthesis; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000276:immunology; D008198:Lymph Nodes / Q000033:anatomy & histology; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000166:cytology; D008222:Lymphokines / Q000096:biosynthesis; D051379:Mice; D008934:Mitogens / Q000494:pharmacology; D009929:Organ Size; D051381:Rats; D012397:Rosette Formation; D013154:Spleen / Q000033:anatomy & histology; D013601:T-Lymphocytes / Q000276:immunology; D014165:Transfer Factor / Q000276:immunology*
chemical_list: D000941:Antigens; D008222:Lymphokines; D008934:Mitogens; D014165:Transfer Factor; D004247:DNA; D000242:Cyclic AMP; D006152:Cyclic GMP