{
  "id": 8094613,
  "title": "Autism-risk mutations reveal two opposing patterns of brain gene activity",
  "url": "https://urgent.news/2026/09/17/autism-risk-mutations-reveal-two-opposing-patterns-of-brain-gene",
  "topic": "science",
  "section": "Science",
  "published": "2026-09-17T20:20:07.000Z",
  "source": {
    "name": "Medical Xpress",
    "slug": "medical-xpress",
    "url": "https://medicalxpress.com/news/2026-09-autism-mutations-reveal-opposing-patterns.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "A new study has identified two opposing patterns of brain gene activity in mice carrying different autism-risk mutations, offering a new framework for understanding autism-related mechanisms and responses to experimental drugs. Researchers analyzed over 1,000 mouse brain transcriptomes and found that genetically distinct models could be grouped according to shared molecular changes, revealing two broad molecular groups with opposite effects on genes involved in synaptic communication and regulation of gene activity. The study suggests that many different genetic mutations converge into a limited number of molecular brain states, providing a framework for understanding autism at the level of shared biology rather than individual genes.",
  "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."
}