# Impact of Initial Influenza Exposure on Immunity in Infants (U01 Clinical Trial Not Allowed)

> Federal funding opportunity · **POSTED** · National Institutes of Health · close: **06/04/2026**

## Key facts

- **Opportunity ID:** 359939
- **Opportunity number:** RFA-AI-27-019
- **Agency:** National Institutes of Health
- **Status:** posted
- **Document type:** synopsis
- **Open date:** 02/10/2026
- **Close date:** 06/04/2026
- **CFDA codes:** 93.855

## Primary source

Grants.gov opportunity detail: https://www.grants.gov/search-results-detail/359939

## Citation

> US Grants.gov, funding opportunity 359939 (RFA-AI-27-019). Retrieved via AI Analytics 2026-09-19 from https://api.ai-analytics.org/opportunity/359939. Licensed CC0.

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*[Grants.gov dataset](/datasets/grants-gov) · CC0 1.0*