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Pharmacology Guide

Neurotransmitters and other chemical signalling agents

SUBSTANCE P (SP) AND NEUROKININS A AND B (NKA, NKB)
Precursors: Preprotachykinins
Synthesising enzymes: Peptidases
Metabolising enzymes: ACh-esterase, EC 24.11
Metabolite: Peptide fragments
Receptor subtypes Agonists Antagonists Second messenger
NK(1) SPOMe, GR 73632,
Sar9Met(O2)11SP
GR82334, RP67580,
CP-99994
PI
NK(2) GR 64349 L-659877, SR48968,
MEN10207, GR94800
GR100679
PI
NK(3) Senktide GR138676 PI

Reviews
Maggio (1988) Ann. Rev. Neurosci. 11, 13-28.
Nakanishi, S. (1991) Ann. Rev. Neurosci. 14, 123-136.

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