Varicella zoster

History of Vaccines Blog


Philadelphia Study Examines Varicella and Herpes Zoster

April 30, 2012

Chickenpox lesions on back. Wellcome Collection, London.By Thomas Fekete, MD, FCPP, Section Chief, Infectious Diseases; Professor, Medicine; Associate Professor, Microbiology and Immunology; School of Medicine, Temple University

Phase 3 Trial of Recombinant Shingles Vaccine Shows Promise in Older Adults

July 15, 2015

Shingles on face and in mouth, 1835The herpes zoster vaccine commercially available in the United States (Zostavax, Merck, generic zoster vaccine live) is 51% effective at preventing shingles in adults ages 60 and older, but it is less effective for older adults. For those over age 70, it is only 38% effective at preventing disease.

From ID Week: Adult Immunization Barriers and Promoters

October 9, 2014

How is the immune system similar to your marathon time? As we age, our immune response decreases at the same slope that our marathon race times increase. Presenters described this and some of the other problems of immunizing adults in the Symposium on Adult Immunizations, an early session at the Infectious Diseases Society 2014 conference at the Philadelphia Convention Center.