{
  "id": 6286583,
  "title": "Vitamin A metabolite keeps immune cells active against recurrent brain tumors",
  "url": "https://urgent.news/2026/09/08/vitamin-a-metabolite-keeps-immune-cells-active-against-recurrent",
  "topic": "health",
  "section": "Health & Medicine",
  "published": "2026-09-08T14:20:04.000Z",
  "source": {
    "name": "Medical Xpress",
    "slug": "medical-xpress",
    "url": "https://medicalxpress.com/news/2026-09-vitamin-metabolite-immune-cells-recurrent.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "Immune cells can become exhausted after prolonged exposure to cancer, gradually losing their ability to attack tumor cells. This phenomenon is particularly pronounced in aggressive brain tumors and can severely limit the effectiveness of immunotherapy.",
  "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."
}