This up-to-date reference describes how retinoids and carotenoids function in the skin and how they can be utilized to prevent and treat a wide variety of skin diseases, as well as advance biomedical research in relation to cancer treatment and immunology. Providing an in-depth update on the pharmacology, pharmacodynamics, and new applications of retinoid therapy, this source also addresses topics outside of dermatology, such as vitamin A nutrition, and the role of antioxidants in aging, metabolic activation, and cellular signaling. With chapters by internationally recognized authorities in...