| Physiological Characteristics: |
| Neurotransmitters |
| Glutamate |
| GABA |
| Glycine |
| Substance P |
| Neuropeptide Y |
| Serotonin (5-HT) |
| Kainate |
| Receptors: |
| mGluR1, mGluR2, & mGluR3 |
| NRB1 & NRB2 A/B |
| GABAA/B |
| P2X3-7 |
| TRPA1 |
| TRPV1 |
| NK1 & NK2 |
| AMPA |
| KA |
| Neuromodulators: |
| Calcitonin gene-related peptide (CGRP) |
| Brain-derived neurotrophic factor |
| (BDNF) |
| Neurokinin-1 |
| Purinergic |
| Nitric Oxide (NO) |
| Prostaglandins |
|