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Efficient Gene Expression in Human Stem Cell Derived-Cortical Organoids Using Adeno Associated Virus
Ann-Na Cho1, Fiona Bright1, Nicolle Morey1
1Dementia Research Centre, Macquarie Medical School, Faculty of Medicine Health and Human Sciences, Macquarie University, Sydney, NSW 2109, Australia.
Cells
|October 27, 2022
Summary
Adeno-associated viruses (AAVs) offer an easier method for gene expression in cortical organoids, enabling rapid creation of disease models for neurological conditions like ALS and FTD.
Area of Science:
- Neuroscience
- Stem Cell Biology
- Gene Therapy
Background:
- Cortical organoids, derived from pluripotent stem cells, offer advanced recapitulation of human brain development in vitro.
- Adeno-associated viruses (AAVs) are increasingly utilized for central nervous system (CNS) gene delivery and therapy.
Purpose of the Study:
- To compare adeno-associated viruses (AAVs) with traditional methods for gene expression in cortical organoids.
- To evaluate the efficiency of AAVs in generating rapid disease models using TDP-43 variants.
Main Methods:
- Gene expression analysis in cortical organoids using AAVs.
- Comparison of AAVs against lipofectamine and electroporation for gene delivery.
- Generation of disease models by expressing TDP-43 variants in organoids.
Main Results:
- AAVs demonstrate ease-of-use for gene expression in cortical organoids.
- AAV-mediated gene delivery facilitates rapid generation of disease models.
- The study successfully modeled diseases linked to TDP-43 dysfunction.
Conclusions:
- AAVs represent a powerful and efficient tool for gene manipulation in cortical organoids.
- This approach accelerates the development of in vitro models for studying neurodegenerative diseases.
- AAVs provide a versatile platform for CNS gene therapy research using organoid models.
