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  "path": "/news/2026-04-hidden-hair-follicles-immune-sentinel.html",
  "publishedAt": "2026-04-25T03:50:01.000Z",
  "site": "https://medicalxpress.com",
  "textContent": "Researchers at the School of Medicine at the University of California, Riverside have discovered previously unrecognized immune surveillance structures in the skin. Found within hair follicles, the cells resemble M (microfold) cells—specialized epithelial cells traditionally associated with the gut and airway tissues.",
  "title": "Hidden in hair follicles, immune 'sentinel' cells may help skin detect microbes"
}