title: Effect of aging, organ allografting, and surgical stress on rat thymus histidine decarboxylase activity.
mesh_terms: D000375:Aging; D000818:Animals; D002250:Carbon Radioisotopes; D002262:Carboxy-Lyases / Q000378:metabolism*; D000242:Cyclic AMP / Q000378:metabolism; D016027:Heart Transplantation; D006632:Histamine / Q000378:metabolism; D006639:Histidine / Q000378:metabolism; D007111:Immunity, Cellular; D016030:Kidney Transplantation; D008221:Lymphoid Tissue / Q000276:immunology / Q000378:metabolism; D008297:Male; D009929:Organ Size; D051381:Rats; D011914:Rats, Inbred BN; D011917:Rats, Inbred Lew; D013312:Stress, Physiological / Q000201:enzymology; D013514:Surgical Procedures, Operative / Q000009:adverse effects*; D013601:T-Lymphocytes / Q000276:immunology; D013950:Thymus Gland / Q000201:enzymology* / Q000276:immunology; D013997:Time Factors; D014182:Transplantation, Autologous / Q000009:adverse effects*; D014184:Transplantation, Homologous / Q000009:adverse effects*
chemical_list: D002250:Carbon Radioisotopes; D006639:Histidine; D006632:Histamine; D000242:Cyclic AMP; D002262:Carboxy-Lyases