title: Age-related elevation of plasma catecholamine concentration and reduced responsiveness of lymphocyte adenylate cyclase.
mesh_terms: D000262:Adenylyl Cyclases / Q000097:blood*; D000328:Adult; D000375:Aging; D000242:Cyclic AMP / Q000097:blood; D006165:Guanylyl Imidodiphosphate / Q000494:pharmacology; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D008214:Lymphocytes / Q000187:drug effects / Q000201:enzymology*; D009638:Norepinephrine / Q000097:blood*; D012969:Sodium Fluoride / Q000494:pharmacology
chemical_list: D006165:Guanylyl Imidodiphosphate; D012969:Sodium Fluoride; D000242:Cyclic AMP; D000262:Adenylyl Cyclases; D007545:Isoproterenol; D009638:Norepinephrine