chapter  6
48 Pages

Steroid Receptors

ByNasir Bashirelahi, B. Koffman, Robert J. Sydiskis

There are three classes of steroid hormones: adrenal steroids (cortisol, aldos­ terone), sex steroids (progesterone, estrogen, and testosterone), and vitamin D3 (100,137). These hormones have a chemical structure similar to that of choles­ terol and in most cases are derived from cholesterol (137).