Funder: National Institutes of Health
Due Dates: February 19, 2025 (Letter of Intent & Open Date) | March 19, 2025 (AIDS applications) | March 19, 2026 (AIDS applications)
Funding Amounts: Up to $275,000 direct costs over 2 years; no more than $200,000 in any single year.
Summary: Supports data mining of single cell datasets and functional validation studies to identify and confirm molecular mechanisms underlying HIV/ART and substance use disorder (SUD) responses.
Key Information: Clinical trials are not allowed; high-risk/high-reward R21 mechanism; limited submission—see eligibility.