The National Institutes of Health (NIH) is offering a funding opportunity titled "Maximizing the Scientific Value of the NHLBI Biologic Biospecimen Repository: Scientific Opportunities for Exploratory Research (R21)" to support exploratory research related to heart, lung, and blood diseases, as well as sleep disorders. This initiative aims to leverage existing biospecimen collections stored in the NHLBI Biorepository to enhance scientific value and enable researchers to generate preliminary data for future proposals. The funding opportunity is particularly significant for advancing impactful research while promoting equity and scientific advancement within the U.S. research community. Eligible applicants can receive up to $75,000 in direct costs per year, with applications due by December 10, 2024. For further inquiries, interested parties can contact the NIH OER Webmaster at OERWebmaster03@od.nih.gov, and additional details can be found at the provided link: http://grants.nih.gov/grants/guide/rfa-files/RFA-HL-23-018.html.