So far three subtypes are known to exist: GAL-R1, GAL-R2, and GAL-R3. The specific function of each subtype remains to be fully elucidated, although great progress is currently being made in this respect with the generation of receptor subtype-specific knockout mice.
Galanin receptors can be found throughout the peripheral and central nervous systems and the endocrine system.
Regulation of galanin and galanin receptor 2 expression by capsaicin in primary cultured dorsal root ganglion neurons
Sep 01, 2008; Abstract Galanin is a 29-amino-acid neuropeptide expressed in dorsal root ganglion (DRG) neurons which is thought to play a role...