Herpes Virus image (image) Penn State Share Print E-Mail Caption The outer protein shell (procapsid) of the herpes simplex virus type 1 (HSV1). A new study explores how HSV1 might change when passed from one individual to another. This information may provide important insight for future development of therapeutics and vaccines. Credit Bernard Heymann, Ph.D., NIAMS Laboratory of Structural Biology Research, National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Institutes of Health Usage Restrictions Image credit must be published alongside the image. 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.