Atopic Dermatitis (image) La Jolla Institute for Allergy and Immunology Share Print E-Mail Caption Periostin (shown in pink) is being used in the clinic as a marker for allergic diseases such as asthma as well as atopic dermatitis. Left image: Periostin is overexpressed in atopic dermatitis. Right image: Blocking LIGHT also blocks periostin expression. Credit Dr. Rana Herro, La Jolla Institute for Allergy and Immunology Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.