THE SELECTIVE NK3 RECEPTOR AGONIST SENKTIDE EXCITES A SUBPOPULATION OF DOPAMINE-SENSITIVE NEURONS IN THE RAT SUBSTANTIA-NIGRA PARS COMPACTA INVITRO

被引:50
作者
KEEGAN, KD
WOODRUFF, GN
PINNOCK, RD
机构
关键词
BASAL GANGLIA; SUBSTANTIA-NIGRA; DOPAMINE; TACHYKININ; SENKTIDE; NEUROKININ;
D O I
10.1111/j.1476-5381.1992.tb14199.x
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
Intra- and extracellular recordings were made from substantia nigra zona compacta neurones from an in vitro rat brain slice preparation. A subpopulation of dopamine-sensitive neurones were encountered which were potently excited by bath application of the NK3 receptor agonist, senktide. On these senktide-sensitive neurones, NK1 and NK2 receptor agonists were inactive. The excitatory action of senktide supports a role for tachykinins as putative neurotransmitters in the basal ganglia.
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页码:3 / 5
页数:3
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