The National Institutes of Health (NIH) is offering a funding opportunity for the NINDS Program Project Grant (P01 Clinical Trial Optional) aimed at supporting innovative collaborative research that addresses significant scientific questions relevant to the mission of the National Institute of Neurological Disorders and Stroke (NINDS). This grant encourages applications from diverse research teams proposing interdependent projects that collectively yield greater scientific advances than individual efforts, with a maximum project period of five years and a focus on rigorous research design, particularly in preclinical and clinical trials. Interested applicants, including various institutions and organizations, should note that the application period opens on April 25, 2024, with a submission deadline of January 7, 2025, and are encouraged to engage early with NINDS staff for project planning. For further details, applicants can contact NIH Grants Information at grantsinfo@nih.gov or visit the official announcement at https://grants.nih.gov/grants/guide/pa-files/PAR-24-169.html.