{
  "id": 3334347,
  "title": "Abnormal differentiation of fetal neural progenitor cells causes autistic-like behavior in mice",
  "url": "https://urgent.news/2026/08/25/abnormal-differentiation-of-fetal-neural-progenitor-cells-causes",
  "topic": "science",
  "section": "Science",
  "published": "2026-08-25T19:20:05.000Z",
  "source": {
    "name": "Medical Xpress",
    "slug": "medical-xpress",
    "url": "https://medicalxpress.com/news/2026-08-abnormal-differentiation-fetal-neural-progenitor.html"
  },
  "original_language": "en",
  "account": "A study published in Nature Communications (2026) reveals that a mutation in the Chd8 gene leads to abnormal differentiation of ventral neural progenitor cells in mice, resulting in autistic-like behavior. Researchers from Kanazawa University, using a mouse model, found that a specific midfetal gene-editing technique reduced Chd8 expression, causing autism-like symptoms in adulthood. These symptoms included social interaction difficulties and anxiety-like behavior. The study also discovered that the midfetal stage (embryonic day 14.5) of Chd8 mutation excessively promoted ventral progenitor cell differentiation, disrupting the development of inhibitory neurons and oligodendrocyte-lineage cells. Using advanced analysis techniques, the team discovered that changes in inhibitory neurons associated with Chd8 mutation led to functional abnormalities in adult brain neural circuits. Remarkably, genetic restoration of Chd8 expression at the fetal stage alleviated both the cellular and behavioral abnormalities. This research significantly enhances our understanding of autism's underlying mechanisms and paves the way for targeted therapeutic strategies focused on specific neurodevelopmental stages or cell types.",
  "summary": "Autism spectrum disorder is a developmental disorder characterized by difficulties with social interaction, restricted interests and repetitive behaviors. It has attracted significant attention because of its high prevalence, affecting approximately 1 in every 36 people, and symptoms that interfere with daily life. In recent years, genetic mutation analysis of individuals with autism has revealed…",
  "key_points": [
    "Mutation in Chd8 gene causes abnormal differentiation of ventral neural progenitor cells in mice",
    "Midfetal stage (day 14.5) excessively promotes ventral progenitor cell differentiation",
    "Genetic restoration of Chd8 expression alleviates autistic-like behavior in adult mice"
  ],
  "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."
}