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  "path": "/articles/d41586-026-00982-2",
  "publishedAt": "2026-03-28T01:34:02.739Z",
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  "textContent": "Nature, Published online: 27 March 2026; doi:10.1038/d41586-026-00982-2\n\nMinuscule particles with the ability to cross hard-to-penetrate barriers can be loaded with drug treatments to target intractable diseases.",
  "title": "Eye drops made from pig semen deliver cancer treatment to mice",
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