Andrew Karaba

Andrew Karaba is an Associate Professor of Medicine at Johns Hopkins University. He earned his PhD (2013) and MD (2015) from Northwestern University, completing his residency in internal medicine and fellowship in infectious diseases at Johns Hopkins. His research focuses on humoral immunity and vaccine responses in immunocompromised populations, particularly solid organ transplant recipients. His recent work examines SARS-CoV-2 antibody durability, RSV vaccination immunogenicity, and avian influenza susceptibility in immunosuppressed patients, alongside mechanistic studies of neutrophil dysregulation in severe COVID-19. He collaborates with institutions including the National Institutes of Health, Emory University, and the University of Oxford.