Dr. Adriana Marques received her medical degree from the Federal University of Rio Grande do Sul, Brazil. She completed a residency in Internal Medicine at HCPA, followed by a fellowship in Infectious Diseases at NIAID. She was then recruited to initiate a program of clinical studies of Lyme disease at NIAID, and since 1999, she has been a staff physician conducting clinical research and providing care for patients with Lyme disease and related disorders. Dr. Marques is the chief of the NIAID Lyme Disease Studies Unit and a leader in the study of Lyme disease and related disorders. Her major areas of research focus on exploring disease mechanisms in Lyme disease, post-treatment Lyme disease syndrome, and the development of better tests for diagnosis of Lyme disease and other tick-borne infections. In addition, Dr. Marques is interested in studying the host response to tick bites and the acquisition of a tick-associated immunity.