We aim to deliver personal, biology-driven health interventions by connecting people to others with similar immune system profiles to share their health journeys

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We are looking for people interested in being involved in the development of our technology as beta users, study participants, or advocates! Let us know a bit about you and what you're interested in.

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Blood self-collection kit,

easy sample shipment

Personal immune insights & health intervention tracking

User matching based on gene expression data


Who we are

Tatyana Dobreva


Ph.D., Caltech

Medical Engineering

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David Brown


Ph.D., Caltech

& Neural Systems

Jeff Park

Principal Scientist

M.S., University of Washington


Our technology

Single cell profiling of capillary blood enables out of clinic human immunity studies

Tatyana Dobreva, David Brown, Jong Hwee Park, & Matt Thomson

Scientific Reports (2020) doi: 10.1038/s41598-020-77073-3