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Private foundations don’t post open calls, so nobody can search them. We read IRS filings instead — 9.6 million grants from 174,053 foundations and grantmaking charities, searchable by what the money was actually for.
12 funders with a record of paying for “antigen”
Where the money went
Largest: $1.2M to SEATTLE CHILDREN'S HOSPITAL — development of antigen-specific etreg therapy in t1d - stage 3 studies
Sage BionetworksSeattle, WACharity · may take applications
3 matching grants · $485,926 · through 2024Largest: $169,611 to UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL — cri immune atlas 4 and 5: platform for immune-oncology research and data sharing. defining regression models and validation methods for use in implementing statistical learning mod…
Foundation for Innovative New DiagnosticsCharity · may take applications
4 matching grants · $1.2M · through 2023Largest: $793,500 to Elizabeth Glaser Pediatric Aids Foundation — evaluation of antigen rapid diagnostic tests
Brains Together for a CureRochester, MNCharity · may take applications
3 matching grants · $150,000 · through 2025Largest: $50,000 to MAYO RESEARCH DR SANI KIZILBASH — rational development of chimeric antigen
Largest: $67,500 to THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA — shared antigen and neoantigen-specific t cells in checkpoint blockade efficacy and toxicity.
Largest: $300,000 to CHILDREN'S HOSPITAL OF PHILADELPHIA — engineering a multi-antigen targeting car t therapy with confined activites within the tumor microenvironment to treat antigenically heterogenous adult glioblastoma.
Largest: $700,000 to THE SCRIPPS RESEARCH INSTITUTE — development of allogeneic switchable chimeric antigen receptor t cell therapy
Largest: $100,000 to AMERICAN COMMITTEE FOR THE WEIZMANN INSTITUTE OF SCIENCE — antibody biomarker discovery in 500 ibd patients using a novel high throughput assay against 344,000 microbiome antigens
Largest: $36,340 to OHSU FOUNDATION — mechanisms of augmentation of mr1 antigen presentation by cftr modulators
Largest: $4.7M to CHANCELLOR MASTERS AND SCHOLARS OF THE UNIVERSITY OF OXFORD — gmp manufacture of blood stage vaccine antigens
Gastric Cancer FoundationMillbrae, CACharity · may take applications
1 matching grant · $100,000 · through 2022Largest: $100,000 to COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK — seed funding of research study entitled "targeting claudin 18.2-expressing gastric cancer using t cell antigen coupler (tac)-t cells"(primary investigator: ryan moy, md, phd)
Concern FoundationLos Angeles, CACharity · may take applications
1 matching grant · $75,000 · through 2024Largest: $75,000 to OREGON HEALTH & SCIENCE UNIVERSITY — antigen sorting by dendritic cells impacts anti-tumor immunity
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Source: IRS Form 990-PF Part XV and Form 990 Schedule I, tax years 2019–2025. These are grants already paid, a record of what an organization funds rather than an open call. Private foundations rarely accept unsolicited applications and the route in is usually a program officer; grantmaking charities and associations more often run real application cycles, so check their website. How this data is built, and its limits →