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  "path": "/releases/2026/06/260608040021.htm",
  "publishedAt": "2026-06-09T02:52:51.000Z",
  "site": "https://www.sciencedaily.com",
  "textContent": "Scientists have uncovered a hidden immune system \"brake\" that may help cancers avoid being destroyed. The molecule, called SLAMF6, weakens the body's cancer-fighting T cells and can leave them exhausted over time. Researchers developed antibodies that block this brake, allowing immune cells to stay stronger and attack tumors more effectively in mice.",
  "title": "The secret reason some cancer treatments stop working"
}