Associate Dean, National School of Tropical Medicine
Baylor College of Medicine
Houston, Texas, United States
Departments of Pediatrics (Tropical Medicine) and Molecular Virology and Microbiology, Integrative Molecular and Biomedical Sciences Program, and Translational Biology and Molecular Medicine Program
Baylor College of Medicine
Houston, Texas, United States
Texas Children's Hospital Center for Vaccine Development
Houston, Texas, United States
Distinguished Professor of Biology
Baylor University
Adjunct Professor
Department of Bioengineering
Rice University
Current Tropical Medicine Reports
Springer US


PhD from University Of Florida
Licenciatura en Microbiología y from Universidad Nacional Autónoma de Honduras
Post-Doctoral Fellowship at University Of Pennsylvania
Post-Doctoral Fellowship at University Of Miami Hospital And Clinics
Fellowship at American Association for the Advancement of Science Leshner Leadership Institute

Selected Publications


American Society of Tropical Medicine and Hygiene
American Society for Microbiology


Chagas Disease and Leishmaniasis Vaccine
Development for a new therapeutic vaccine for Chagas disease. Current efforts focus on the development of two vaccine candidate antigens that will ultimately comprise the first therapeutic vaccine for Chagas disease.
Human Hookworm Vaccine
Development of a vaccine for the more than 700 million people suffering from hookworm in the world today. Vaccine currently in phase 1 clinical trials.
Schistosomiasis Vaccine
Schistosomiasis afflicts over 200 million people around the globe and is the deadliest disease among the seven most prevalent NTDs, killing an estimated 280,000 people annually.
SARS Vaccine
A new vaccine to prevent severe acute respiratory syndrome (SARS)
Multivalent Anthelmintic Vaccine Discovery
A panhelmintic vaccine to prevent ascariasis (roundworm) and trichuris (whipworm), soil-transmitted helminths afflicting hundreds of millions of people around the world.
Development of a novel adjuvant for vaccine sparing
To develop a highly effective and safe protein adjuvant in a simple aqueous formulation that requires a much lower dose of antigen and that can be administered to humans to boost their immune response.