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Table 2 Mammalian sympathetic neurotransmitters and their receptors

From: The role of peripheral nerve fibers and their neurotransmitters in cartilage and bone physiology and pathophysiology

Neurotransmitters Receptors Neuropeptide genes Neurotransmitter receptor genes
Norepinephrine or noradrenaline (NA) ≤10−8 M: α 1a-, b-, d- adrenoceptors   ADRA1A, ADRA1B, ADRA1D
≤10-8 M: α 2a-, b-, c-adrenoceptors   ADRA2A, ADRA2B, ADRA2C
≥10−6 M: β1-, β2-, β3-adrenoceptors   ADRB1, ADRB2, ADRB3
Vasoactive intestinal peptide (VIP) VIP-1, VIP-2, and VIP/PACAP receptors VIP VIPR1, VIPR2
  1. PACAP, pituitary adenylate cyclase-activating polypeptide.