title: Vertebrate skin.
mesh_terms: D002454:Cell Differentiation; D004220:Disulfides; D000078404:Epidermal Cells; D007633:Keratins / Q000378:metabolism*; D046911:Macromolecular Substances; D011984:Sensory Receptor Cells / Q000378:metabolism; D012867:Skin / Q000166:cytology* / Q000294:innervation
chemical_list: D004220:Disulfides; D046911:Macromolecular Substances; D007633:Keratins