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Michael Polansky is training an AI model on skin that’s still alive

Not a celebrity vanity project. Michael Polansky is training AI on living human tissue to discover skincare compounds — a novel data source that could reshape how biotech validates molecules before human trials.

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Exploring the next frontier of AI research.AI illustration by KeyNews
The KeyNews take

Why it matters

This represents a novel application of AI training on biological systems (living skin tissue as a data source for compound discovery), which is a frontier capability play in biotech AI. The ability to train models on live tissue rather than static datasets or animal models is a methodological breakthrough that practitioners in biotech and AI need to understand.

The key facts

10 to know
  1. Michael Polansky (Lady Gaga's partner, former Sean Parker deputy) founded the startup

  2. Company keeps living human skin tissue alive for weeks outside the body

  3. AI trained on live tissue to discover new skincare compounds

  4. Stealth phase lasted years before public disclosure in August 2026

  5. Novel training data source: living biological tissue vs. traditional static datasets

  6. Michael Polansky (Sean Parker's former deputy, Lady Gaga's partner) leading the startup

  7. AI model trained on living human skin tissue kept viable ex-vivo for weeks

  8. Goal: discover new skincare compounds via AI-driven biological screening

  9. Stealth operation for years; public announcement only recent

  10. Novel training data source: biological substrate vs. traditional datasets

Go to the source

TechCrunch AItechcrunch.com

Publisher excerpt: Michael Polansky — better known publicly as Lady Gaga's partner and a former top deputy to Sean Parker — has quietly spent years building an AI-driven startup that keeps living human skin tissue alive for weeks outside the body to discover new skincare compounds, and is only now going public about…
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