Zika Virus – A Perspective from Brazil

Presented as part of the Department of Pathology and Laboratory Medicine’s Seminar Series, Dr. Esper Kallas will discuss the Zika Virus.


Esper G. Kallas, M.D., Ph.D., is an Infectious Diseases Specialist and a Professor of Medicine at the Division of Clinical Immunology and Allergy at the University of Sao Paulo, Brazil. He has been conducting clinical trials since 1993, including IND studies, registered at the FDA. He is a member of the HIV Vaccine Committee and the Therapy Committee for the HIV-AIDS program from the Brazilian Ministry of Health and is a member for the Retroviruses Committee at the Brazilian Society of Infectious Diseases.  Dr. Kallas coordinates a Clinical Site that has conducted key clinical trials, such as the STEP and iPrEx trials.  He is also conducting projects on Dengue fever pathogenesis, diagnosis, cellular immune responses, viral characterization, and vaccine development. The most recent study are the phases II and III trials on a novel tetravalent dengue vaccine.  Dr. Kallas has also implemented the necessary conditions to maintain the repository for several human studies, as well as conducting many assays to study the immune response in dengue cohorts.