{
  "id": 6449102,
  "title": "Nasal spray vaccine protects against bird flu in mice",
  "url": "https://urgent.news/2026/09/09/nasal-spray-vaccine-protects-against-bird-flu-in-mice",
  "topic": "health",
  "section": "Health & Medicine",
  "published": "2026-09-09T17:40:04.000Z",
  "source": {
    "name": "Medical Xpress",
    "slug": "medical-xpress",
    "url": "https://medicalxpress.com/news/2026-09-nasal-spray-vaccine-bird-flu.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "WashU Medicine researchers led by Jacco Boon, a professor in the John T. Milliken Department of Medicine, report that an experimental bird flu vaccine provides strong immune protection in mice, including in animals previously vaccinated against seasonal flu. Because pre-existing immunity from prior seasonal influenza infection or vaccination could diminish the efficacy of H5N1 vaccines, showing…",
  "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."
}