ASIC3 ALPHA 2C BETA-LIPOTROPHIN COX-2 CHOLECYSTOKININS (CCKS) FMRFAMIDE MOR-1C NEUROPEPTIDE Y'S (NPY'S) NEUROTENSIN RECEPTOR 2 P2X1 P2X3 PGP9.5S PPNPY SOMATOSTATIN RECEPTORS TREK 1 TRPM6ALPHA 2A BETA-ENDORPHIN CGRP CALBINDIN ENKEPHALINS MGLURS NEUROKININ-1 NEUROTENSIN RECEPTOR 1 OPIOID RECEPTORS P2X2 P2Y2 PPENK PRO-DYNORPHIN SUBSTANCE P TRPA1 TRPV1 (VR1)