title: Norepinephrine deficiency and behavioral senescence in aged rats. Transplanted locus ceruleus neurons as an experimental replacement therapy.
mesh_terms: D000375:Aging; D000818:Animals; D001362:Avoidance Learning; D001921:Brain / Q000166:cytology / Q000254:growth & development*; D008125:Locus Coeruleus / Q000637:transplantation*; D009474:Neurons / Q000637:transplantation*; D009638:Norepinephrine / Q000172:deficiency* / Q000502:physiology; D051381:Rats; D011916:Rats, Inbred F344
chemical_list: D009638:Norepinephrine