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  "path": "/news2/biotech/newsid=68723.php",
  "publishedAt": "2026-02-19T20:47:48.000Z",
  "site": "https://www.nanowerk.com",
  "textContent": "Chemists created a gold-catalyzed method to make non-natural amino acids ready for peptide synthesis, expanding drug design options beyond 22 natural types.",
  "title": "Scientists unlock a massive new 'color palette' for biomedical research by synthesizing non-natural amino acids"
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