Peter Melby, MD
Peter Melby, MD

Director, Division of Infectious Diseases
Director, UTMB Center for Tropical Diseases

DivisionInfectious Disease
DepartmentInternal Medicine


Dr. Melby joined the Division of Infectious Disease in 2010 as Professor and Director of the UTMB Center for Tropical Diseases. Prior to coming to UTMB he was on the faculty at the University of Texas Health Science Center in San Antonio for 20 years. He received his M.D. at the University of Colorado, completed his residency in Internal Medicine at the University of Missouri, a research fellowship in the Laboratory of Parasitic Diseases at the National Institutes of Health, and a clinical infectious diseases fellowship at the University of Texas Health Science Center, San Antonio. Dr. Melby has an active research program related to the immunopathogenesis of parasitic diseases, with a particular focus on leishmaniasis. His laboratory has been involved in vaccine development, studies to determine immunopathological mechanisms of disease, studies to define the impact of malnutrition on innate immunity, antileishmanial drug discovery, and development of point-of-care diagnostics for neglected tropical diseases. Dr. Melby has active research and training in a number of resource-limited parts of the world. In January 2017, Dr. Melby assumed the position of Director of the Division of Infectious Diseases at UTMB. With the rest of the Division, he is focused on advancing programs of excellence in clinical care and training, and research in global infectious diseases.

Research Interests
  • Immunopathogenesis of leishmaniasis.
  • Vaccine development for leishmaniasis
  • Impact of malnutrition on innate immunity and susceptibility to infection
  • Drug discovery for leishmaniasis
  • International research ethics
Degree/Training CompletedYearName & Location
M.D.1983University of Colorado, Denver, Colorado
Internal Medicine1986University of Missouri, Columbia, Missouri
Infectious Disease1990Laboratory of Parasitic Diseases, NIH, Bethesda, MD Univ. of Texas Health Science Center, San Antonio