Probable Roles of CGRP in inflammatory skin disorders. TRPA1, transient receptor potential ankyrin 1; TRPV1, transient receptor potential vanilloid 1; CGRP, calcitonin gene-related peptide; MC, mast cell; ETR, erythematotelangiectatic subtype of rosacea; CNS, central nervous system; CHS, contact hypersensitivity; DC, dendritic cells; BoNT-A, botulinum neurotoxin A. Created with BioRender.com. (single column fitting image).