Lack of the vitamin D receptor is associated with reduced epidermal differentiation and hair follicle growth.
Xie Z, Komuves L, Yu QC, Elalieh H, Ng DC, Leary C, Chang S, Crumrine D, Yoshizawa T, Kato S, Bikle DD. Lack of the vitamin D receptor is associated with reduced epidermal differentiation and hair follicle growth. J Invest Dermatol. 2002 Jan; 118(1):11-6.