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Conditional Modeling of GNAO1 Disorder Dissociates Circuit Specific Contributions to Pathology and Rationalizes Ameliorative Strategies - PubMed

3 hours ago
  • #circuit-specific pathology
  • #GNAO1 disorder
  • #neurodevelopmental disorders
  • A conditional knock-in mouse model of the GNAO1 G203R variant enables circuit-specific induction of the mutation.
  • Circuit-specific contributions of Gαo dysfunction to motor and epileptic manifestations were identified in striatal and forebrain neurons.
  • Region-specific molecular profiles and synaptic transmission impacts were established, guiding therapeutic strategies.
  • Caffeine intervention effectively rescued motor abnormalities in the model.
  • Findings emphasize Gαo's role in neural circuit homeostasis and support circuit-based therapies for GNAO1 disorder.