Funding Opportunity Announcement for Impact of Environmental Exposures on Gut-Brain Signaling in Neurological Conditions (R01)
View forecast on Grants.gov →Forecasted — not yet open
- Posted
- July 18, 2025
- Closes
- See announcement
- Program funding
- $4,000,000
- Expected awards
- 8
- Cost sharing
- No
- Instrument
- Grant
- Assistance listing
- 93.113
- Category
- Health
Program funding history
Awards made under Assistance Listing 93.113 across FY2024–FY2026, from public federal spending records.
- FY2024 obligated
- $441.3M
- FY2025 obligated
- $444M
- FY2026 (to date) obligated
- $345.7M
- Awards in window
- 2,109
Top recipients: Icahn School of Medicine at Mount Sinai, The Trustees of Columbia University in the City of New York, University of North Carolina at Chapel Hill, Emory University, New York University
Source: USAspending.gov · refreshed August 2026
Synopsis
The National Institute of Environmental Health Sciences (NIEHS) intends to publish a Notice of Funding Opportunity (NOFO) to solicit applications for research that builds on our understanding of the gut microbiome-brain axis for the purpose of identifying improved detection, prevention, and intervention strategies for environmental exposure-induced neurological diseases. Given the overlapping gut-brain signaling pathways and the prevalence of neurological conditions with gut-related comorbidities, the scope of this program would be inclusive of a wide range of neurological outcomes, including mental health disorders and chronic neurodegenerative conditions such as Parkinson’s disease and Alzheimer’s disease. The objective of this program is to develop gut-focused intervention strategies (e.g., probiotics, microbial biomarkers, nutritional supplements and novel therapeutics) to decrease risk, slow progression, or possibly reverse these neurological condition(s). Applications are not being solicited at this time. Notice is being provided to allow potential applicants sufficient time to develop meaningful collaborations and responsive projects. This NOFO will utilize the R01 activity code. Investigators with expertise and insights into this area of biological mechanisms underlying the effects of environmental exposures on neurological outcomes and the mediating role of the gut-brain axis are encouraged to begin to consider applying for this new NOFO. In addition, collaborative investigations combining expertise in toxicology, microbiome, and neuroscience will be encouraged and these investigators should also begin considering applying for this application.
Who can apply
- Independent school districts
- Nonprofits having a 501(c)(3) status with the IRS, other than institutions of higher education
- State governments
- For profit organizations other than small businesses
- Public and State controlled institutions of higher education
- County governments
- Native American tribal organizations (other than Federally recognized tribal governments)
- Public housing authorities/Indian housing authorities
- Native American tribal governments (Federally recognized)
- Private institutions of higher education
- Others (see text field entitled "Additional Information on Eligibility" for clarification)
- Small businesses
Foreign components, as defined in the NIH Grants Policy Statement, are allowed.
How to apply
Applications go through the official government listing. Grants Radar links you straight to the source — applying is free.
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