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  "path": "/news2/gadget/newsid=69060.php",
  "publishedAt": "2026-04-02T10:45:51.000Z",
  "site": "https://www.nanowerk.com",
  "textContent": "Researchers have engineered a novel dynamic chitosan hydrogel that senses environmental changes and redefines the boundaries of 3D printing.",
  "title": "Dual self-assembly hydrogel enables responsive 3D printing"
}