Science

Scientists discover the immune system’s hidden sense of touch

Scientists at McGill University have discovered a surprising new ability of immune cells that could change how we understand long-term immunity.

✦ Extractive summary — built from the sources' own reporting•From 1 source•1 min read•Updated October 28, 2026, 12:54 AM UTC

Researchers found that T cells can actually sense how stiff their surrounding tissues are, using these physical signals to help determine whether they develop into long-lasting memory cells that protect against future infections.

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