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PAR-22-225: NIAID Investigator Initiated Program Project Applications (P01 Clinical Trial Not Allowed)

Closed Closed September 7, 2025 Opportunity PAR-22-225

This grant is closed. A newer notice from the same program is open now: NIAID Investigator Initiated Program Project Applications (P01 Clinical Trial Not Allowed) (PAR-27-082). Status: Due dates in the notice, expires May 25, 2029. It is in our archive of National Institutes of Health notices from 2022.

National Institutes of Health offered grants to nonprofits, colleges and universities, state and local governments, tribes, small businesses and businesses. Applications closed on September 7, 2025.

From the official notice on Grants.gov, last changed September 13, 2022. Checked November 7, 2026.

About this NIH notice

Projects funded under PAR-22-225 were run by National Institute of Allergy and Infectious Diseases (NIAID, 45 projects). Contact the program officer at the institute that fits your project before you apply; the notice lists them.

Application due dates, page limits and budget limits are set in the notice. Read PAR-22-225 in the NIH Guide.

Other notices with this title

National Institutes of Health has posted this title under other numbers: earlier or later rounds, or the same competition for another area. Each has its own dates and may change its rules.

NoticePostedDeadlineStatus
PAR-27-082May 7, 2026Due dates in the notice, expires May 25, 2029Open

Key dates

PostedSeptember 13, 2022
DeadlineSeptember 7, 2025
Archived by Grants.govOctober 13, 2025

Who can apply

This opportunity was open to nonprofits, colleges and universities, state and local governments, tribes, small businesses and businesses.

All 15 applicant types the notice lists

Other Eligible Applicants include the following: Alaska Native and Native Hawaiian Serving Institutions; Asian American Native American Pacific Islander Serving Institutions (AANAPISISs); Eligible Agencies of the Federal Government; Faith-based or Community-based Organizations; Hispanic-serving Institutions; Historically Black Colleges and Universities (HBCUs); Indian/Native American Tribal Governments (Other than Federally Recognized); Non-domestic (non-U.S.) Entities (Foreign Organizations); Regional Organizations; Tribally Controlled Colleges and Universities (TCCUs) ; U.S. Territory or Possession; Non-domestic (non-U.S.) Entities (Foreign Institutions) are not eligible to apply. Non-domestic (non-U.S.) components of U.S. Organizations are not eligible to apply. Foreign components, as defined in the NIH Grants Policy Statement, are allowed.

More grants for nonprofits, colleges and universities, state and local governments, tribes, small businesses, businesses.

Is this a realistic fit?

What the grant funds

This Funding Opportunity Announcement (FOA) invites submission of investigator-initiated Program Project (P01) applications. The proposed programs should address scientific areas relevant to the NIAID mission including: biology and pathogenesis of infectious microbes, including HIV; host-microbe interactions; mechanisms regulating immune system development and function across the lifespan, and in response to infectious pathogens; immune dysfunction resulting in allergy, asthma, autoimmunity, immunodeficiency, or transplant rejection; and translational research to develop vaccines, therapeutics, and diagnostics to prevent and treat infectious and immune-mediated diseases. Each P01 application submitted to this FOA must include at least two related, synergistic research projects that share a common central theme, focus, and/or overall objective; and an administrative core. A P01 may include scientific cores, if needed for the proposed research.

Category: Health.

Funded under PAR-22-225 so far

NIH funded 45 projects under PAR-22-225 in fiscal 2024 to 2026, at 32 institutions. The median yearly award was $459,350.

Most projects: Weill Medical Coll of Cornell Univ (New York), 4, Columbia University Health Sciences (New York), 3, Brigham and Women's Hospital (Massachusetts), 3, University of Minnesota (Minnesota), 2, University of Pittsburgh at Pittsburgh (Pennsylvania), 2.

Recently funded projects
ProjectInstitutionFiscal yearAward
Admin Core P01University of Minnesota2026$139,369
Administrative Core P01Sloan-Kettering Inst Can Research2026$130,272
Administrative, Biostatistics and Bioinformatics Core A P01University of Pittsburgh at Pittsburgh2026$84,919
Administrative Core P01University of Washington2026$388,432
Microanalytics Core P01Yale University2026$459,350
Project 3 Determinants of Vaccine Efficacy P01Univ of Massachusetts Med Sch Worcester2026$470,732
Novel Mechanisms of Genetic Errors of Immunity P01Washington University2026$2.5 million
Immunologic strategies to prevent congenital cytomegalovirus transmission and disease in rhesus monkeys P01Weill Medical Coll of Cornell Univ2026$3.9 million

From NIH RePORTER, which lists each project once per fiscal year it was funded. Amounts are the yearly award.

Who has won Allergy and Infectious Diseases Research grants before

From fiscal 2021 to 2025, Allergy and Infectious Diseases Research (93.855) awarded $22 billion across 13,282 grant awards, an average of $1.6 million per award.

Largest recipients, fiscal 2021 to 2025
RecipientStateAwardsAmount
Fred Hutchinson Cancer CenterWashington85$938 million
Duke UniversityNorth Carolina230$781 million
University of California, Los AngelesCalifornia138$745 million
The Johns Hopkins UniversityMaryland321$668 million
Emory UniversityGeorgia282$650 million

Top states: California ($3.4 billion), Massachusetts ($2.1 billion), Washington ($1.9 billion), New York ($1.8 billion), North Carolina ($1.5 billion).

Applying now

This notice no longer takes applications. Apply under the newer notice, PAR-27-082, which is open now.

The notice on Grants.gov keeps its full text and attachments, which is useful for planning a resubmission.

Questions people ask

Is PAR-22-225 still open?

No. It closed on September 7, 2025. A newer notice is open: PAR-27-082, due dates in the notice, expires May 25, 2029.

Who can apply for NIAID Investigator Initiated Program Project Applications (P01 Clinical Trial Not Allowed)?

National Institutes of Health accepted applications from nonprofits, colleges and universities, state and local governments, tribes, small businesses and businesses. The notice adds further conditions, so read its eligibility section.

What is the deadline for NIAID Investigator Initiated Program Project Applications (P01 Clinical Trial Not Allowed)?

Closed September 7, 2025. Applications are no longer accepted; the program's newer notices are on this page when there are any.

Who has been funded under PAR-22-225?

NIH RePORTER lists 45 projects funded under PAR-22-225 in fiscal 2024 to 2026, at 32 institutions. The most were at Weill Medical Coll of Cornell Univ, Columbia University Health Sciences, Brigham and Women's Hospital.

Who has won Allergy and Infectious Diseases Research grants before?

The largest recipients over five fiscal years were Fred Hutchinson Cancer Center, Duke University, University of California, Los Angeles. The program made 13,282 awards worth $22 billion in that time.

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