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Altmeyer's Encyclopedia is an independent, evidence-based medical information resource on specialist level. Since 1986 it has been continuously updated and expanded by only the most accomplished medical professionals in their field. It offers access to over 70,600 up to date articles and 17,300 high quality images from various disciplines.

News from the department of Allergology

Latest entry in the department of Allergology:

Photoallergen

Photoallergen Definition An antigen formed in the skin by photochemical (short-wave light, UV radiation) modification of a photosensitive prohapten to the hapten and via its connection with a protein in the skin. The prohapten can enter the skin exogenously or endogenously. Drugs, cosmetics and b...

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Prof. Dr. med. Peter Altmeyer

Editor-in-Chief

One of Germany's most accomplished dermatologists with decades of expertise in clinical dermatology. Emeritus professor at the Ruhr-Universität Bochum, author of more than 30 textbooks and over 700 scientific publications.