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Updated: May 12, 2026

Generation of Standardized and Reproducible Forebrain-type Cerebral Organoids from Human Induced Pluripotent Stem Cells
Published on: January 23, 2018
Assembly of functionally integrated human forebrain spheroids
Fikri Birey1, Jimena Andersen1, Christopher D Makinson2
1Department of Psychiatry and Behavioral Sciences, Center for Sleep Sciences and Medicine, Stanford University School of Medicine, Stanford, California 94305, USA.
Researchers modeled human brain development using stem cell spheroids. They observed abnormal neuron migration in Timothy syndrome, a neurodevelopmental disorder, paving the way for studying brain development and disease.
Area of Science:
- Neuroscience
- Developmental Biology
- Stem Cell Biology
Background:
- Nervous system development involves complex neuronal migration and circuit integration.
- Modeling human interneuron migration and integration in vitro has been challenging.
Purpose of the Study:
- To develop a human stem cell model for studying interneuron migration and circuit formation.
- To investigate the impact of Timothy syndrome mutations on interneuron migration.
Main Methods:
- Generation of 3D forebrain spheroids from human pluripotent stem cells.
- Assembly of dorsal and ventral forebrain spheroids to model interneuron migration.
- Analysis of interneuron migration patterns in a Timothy syndrome model.
Main Results:
- Successfully recapitulated saltatory interneuron migration in vitro using assembled forebrain spheroids.
- Identified abnormal migratory saltations of interneurons in a model of Timothy syndrome.
- Demonstrated functional integration of migrated interneurons with glutamatergic neurons.
Conclusions:
- The developed spheroid system effectively models human interneuron migration and circuit assembly.
- This model provides insights into the neurodevelopmental defects associated with Timothy syndrome.
- The approach is adaptable for studying other brain regions and neurological disorders.
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Published on: August 16, 2018
05:40Robust and Highly Reproducible Generation of Cortical Brain Organoids for Modelling Brain Neuronal Senescence In Vitro
Published on: May 5, 2022
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