{
  "id": 18715862,
  "title": "New study identifies biological mechanism driving therapy resistance in advanced prostate cancer",
  "url": "https://urgent.news/2026/11/07/new-study-identifies-biological-mechanism-driving-therapy-resistance",
  "topic": "health",
  "section": "Health & Medicine",
  "published": "2026-11-07T13:00:06.000Z",
  "source": {
    "name": "Medical Xpress",
    "slug": "medical-xpress",
    "url": "https://medicalxpress.com/news/2026-11-biological-mechanism-therapy-resistance-advanced.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "A multi-institutional study led by researchers at the University of Chicago and the Fred Hutchinson Cancer Center has identified a specific transfer RNA molecule, tRNAArg (UCU)-1, as a key factor in the development of therapy resistance in advanced prostate cancer. Published in Nature, the research reveals that depletion of tRNAArg (UCU)-1 allows prostate cancer cells to escape targeted therapies and transition into more aggressive forms of the disease. This discovery could potentially lead to the development of strategies to resensitize treatment-resistant tumors to existing therapies. The study, published in Nature, sheds light on the molecular mechanisms behind lineage plasticity, a process where cancer cells lose dependence on androgen signaling and acquire features of neuroendocrine prostate cancer, which is resistant to therapy.",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}