Psoriasis Research Today is a free monthly online journal that collates and summarizes the latest research about Psoriasis, including details on treatment, prevention, medication, causes.

Photoadaptation: a path toward rational phototherapy protocols.

Hamzavi I

Department of Dermatology, Henry Ford Hospital, Detroit, Michigan 48202, USA. iham2av1@hfhs.org

Photoadaptation is defined as the diminished future response to equivalent doses of irradiation. It is most often estimated in vivo by looking at changes in the minimal erythema dose with subsequent doses of UV radiation. Although photoadaptation's mechanism of action is poorly understood, Palmer et al. help clarify the clinical significance of photoadaptation for the dosimetry of UV-based phototherapy.

Published 19 September 2006 in J Invest Dermatol, 126(10): 2156-8.
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