Closed · RFA-AI-27-019 · CFDA 93.855 · Discretionary
Impact of Initial Influenza Exposure on Immunity in Infants (U01 Clinical Trial Not Allowed)
Federal grant opportunity posted by National Institutes of Health, cataloged on Grants.gov.
- up to $3M
- Award range
- Closed
- Status
- June 4, 2026
- Close date
- 3
- Expected awards
The verdict
Impact of Initial Influenza Exposure on Immunity in Infants (U01 Clinical Trial Not Allowed) is a closed discretionary listing from National Institutes of Health that offered Up to $3,000,000 across 3 expected awards. Future funding cycles may be published under the same CFDA number. PlainGrants indexes 12,419 other opportunities from National Institutes of Health.
- up to $3M
- award range
- Closed
- application status
- 3
- expected awards
- 93.855
- CFDA program
Recently closed NOFO
This listing closed on June 4, 2026. Watch CFDA 93.855 (Allergy, Immunology, and Transplantation Research) for the next funding cycle. Historical award band was Up to $3,000,000.
According to Grants.gov (extract vintage 2026-08-10), this record reflects the officially published listing. See methodology.
Deadline tracker
Application window closed
Closed June 4, 2026
Est. Total Funding
$9,600,000
Expected Awards
3
Instrument
Cooperative Agreement
Description
The purpose of this notice of funding opportunity (NOFO) is to support the establishment or continuation of longitudinal infant cohorts to determine and compare how initial and repeated natural influenza infections and/or influenza vaccinations shape infant and childhood immunity to future influenza exposures. The goal of this research is to understand how these exposures influence immune responses to subsequent influenza infections and/or vaccines and provide key information to facilitate design of durable, broadly protective influenza vaccines.
Wide-open applicant board · 15 Grants.gov doors
Impact of Initial Influenza Exposure on Immun… prints 15 distinct Grants.gov eligibility doors (State governments; County governments; City or township governments; Special district governments; +11 more). Filter fit before reading award size as demand — most applicant classes appear on the row. The extract does not mark applicant cost-sharing as required. Instrument: Cooperative Agreement. Funding-activity code maps to Health (HL). This eligibility-code string dominates the National Institutes of Health book (9,741 peers, 78% of 12,420).
- Code 00
- State governments
- Code 01
- County governments
- Code 02
- City or township governments
- Code 04
- Special district governments
- Code 05
- Independent school districts
- Code 06
- Public / state-controlled institutions of higher education
- Code 07
- Federally recognized tribal governments
- Code 08
- Public / Indian housing authorities
- Code 11
- Native American tribal organizations (other than Federally recognized tribal governments)
- Code 12
- Nonprofits with 501(c)(3) status (other than IHEs)
- Code 13
- Nonprofits without 501(c)(3) status (other than IHEs)
- Code 20
- Private institutions of higher education
- Code 22
- For-profit organizations other than small businesses
- Code 23
- Small businesses
- Code 25
- Others (see official listing text)
Codes are Grants.gov eligibility category values from the extract vintage 2026-08-10. Confirm the full eligibility statement on the official listing or the Grants.gov eligibility reference.
Official Listing on Grants.gov
View full details, application forms, and submission instructions.
Parent Grant Program
Allergy, Immunology, and Transplantation Research
National Institutes of Health
Agency Contact
imprintingNOFO@mail.nih.gov imprintingNOFO@mail.nih.gov
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What to do next
Impact of Initial Influenza Exposure on Immun… is closed; use the parent program and agency catalog for the next funding cycle.
- Parent CFDA 93.855 may publish future NOFOs under the same assistance listing. Open program
- Allergy, Immunology, and Transplantation Rese… indexes 67 Grants.gov listings in this extract. Program profile
- National Institutes of Health lists 12,419 other indexed opportunities on PlainGrants. Agency catalog
Opportunity deadlines and eligibility change on Grants.gov; PlainGrants mirrors the extract and is not the submission system.
Disclaimer: This information is sourced from Grants.gov and SAM.gov and is for informational purposes only. Opportunity details, deadlines, and eligibility requirements change frequently. Always verify current information directly on Grants.gov before applying. PlainGrants is not affiliated with any federal agency.
Read our methodology - how this data is sourced, computed, and verified.
| Publisher | PlainGrants |
| Sources | the SAM.gov Assistance Listings and Grants.gov |