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Who We Are

The United States Immunodeficiency Network (USIDNET) is a research consortium established to advance scientific research in the field of primary immunodeficiency diseases (PI).

USIDNET is funded by a cooperative agreement, U24AI086037, from the National Institute of Allergy and Infectious Diseases (NIAID) and the National Institutes of Health (NIH), awarded to the Immune Deficiency Foundation (IDF).

Current Enrollment

Take a look at our current patient enrollment! Want to see more? On our Registry Data Statistics page, you can explore the registry population's demographics, diagnoses, and treatments.

This information is updated in realtime and is available to download without submitting a formal query.

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What's New with USIDNET?


USIDNET has a brand new look! In order to better serve the clinical and PI community, we are…

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A new approach to reviewing and evaluating registry datasets The United States Immune Deficiency Network (USIDNET) is excited to unveil…

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CIS Travel Grants USIDNET is proud to announce its support for 11 highly-qualified junior researchers to attend the 2018 Clinical…

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