The National Institutes of Health (NIH) is inviting applications for the Multidisciplinary Research to Accelerate Hepatitis B Cure in Persons Living with HIV and HBV (MRA-HBV) program, aimed at advancing research in the field of infectious diseases. This initiative seeks to support innovative research that elucidates mechanisms of persistence and pathogenesis of Hepatitis B, develops clinically relevant biomarkers, identifies new drug targets, and creates non-invasive diagnostics, leveraging existing clinical data and sample repositories. With an estimated total program funding of $8 million and the expectation of awarding two grants, interested small businesses should note that the application process is open, with key deadlines including an estimated synopsis close date of August 19, 2026, and an anticipated award date of March 1, 2027. For further inquiries, applicants can contact Josh Radke, Ph.D., at josh.radke@nih.gov or by phone at 301-761-6525.