Terminal hair Thicker, more mature pigmented hair. Vellus hair Lighter pigmented, fine hair that may be present on the forehead and face. Whorl A pattern of hair growth characterized by a ...

Tazarotene down-regulates the abnormal expression of keratinocytes, epidermal growth factor receptor, and hyperproliferative keratins (Prystowsky, 2001). An adjunctive agent for the use in the ...