The National Institutes of Health (NIH) has posted a grant opportunity titled "Research on the Neuro-Immune Axis in the Context of HIV and Substance Use (R21 Clinical Trial Not Allowed)". This grant aims to support research focused on identifying and characterizing neuroimmune networks, communication pathways, and targets related to HIV and substance use. The grant also seeks to fund research on the discovery of novel modulatory probes/tools that can enhance our understanding of the regulatory mechanisms underlying the comorbidity of HIV and substance use disorder. The grant has a funding ceiling of $275,000 and does not require cost sharing or matching. Eligible applicants include various institutions and organizations, such as Alaska Native and Native Hawaiian Serving Institutions, Faith-based or Community-based Organizations, and U.S. Territories or Possessions. The deadline for applications is November 13, 2024. For more information and to apply, visit the following link: Research on the Neuro-Immune Axis Grant. For any inquiries, contact NIH Grants Information at grantsinfo@nih.gov.