The Age of Brain Organoids: Tailoring Cell Identity and Functionality for Normal Brain Development and Disease...

Area of Science:

• Neuroscience
• Developmental Biology
• Stem Cell Research

Background:

• Rodent models partially replicate human brain development due to unique cytoarchitectural features.
• Human brain organoids, derived from induced pluripotent stem cells, provide a more accurate model for human neurodevelopment.
• These organoids mimic cortical cytoarchitecture and can develop diverse brain regions and cell types.

Purpose of the Study:

• To review the gradual formation of complex neural networks in human brain organoids.
• To discuss how brain organoid technology advances the understanding of neurodevelopmental and neurodegenerative diseases.
• To highlight the integration of functional activity with multi-omic data in brain organoid models.

Main Methods:

• Review of existing literature on brain organoid development and function.
• Analysis of data on cell maturity and its impact on neural network formation.
• Discussion of applications in studying neurodevelopmental, pathogen-induced, and neurodegenerative diseases.

Main Results:

• Brain organoids demonstrate gradual development of complex neural networks.
• Cell repertoire and culture time influence neural cell functional activity.
• The technology facilitates modeling of human-specific brain development and disease pathologies.

Conclusions:

• Human brain organoids are invaluable for studying human brain development and neurological disorders.
• Understanding neural network formation in organoids is crucial for advancing disease modeling.
• Brain organoid technology holds significant promise for future neuroscience research and therapeutic development.