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Efficient generation of brain organoids using magnetized gold nanoparticles
Hongwon Kim1,2, Yoo-Jung Lee1, Youngeun Kwon3
1Laboratory of Stem Cells & Gene Editing, Department of Chemistry, Dongguk University, Pildong-Ro 1-Gil 30, Jung-Gu, Seoul, 04620, Republic of Korea.
Scientific Reports
|December 1, 2023
Summary
Researchers developed a new method using electromagnetic gold nanoparticles (AuNPs) to rapidly generate advanced human brain organoids from stem cells in under three weeks, enhancing neurogenesis.
Area of Science:
- Neuroscience
- Biotechnology
- Materials Science
Background:
- Brain organoids are 3D models mimicking human brain structures and functions.
- Current methods for generating brain organoids face technological challenges, limiting their complexity and development time.
Purpose of the Study:
- To present an effective method for generating advanced human brain organoids.
- To utilize electromagnetic gold nanoparticles (AuNPs) to accelerate organoid maturation.
Main Methods:
- Human induced pluripotent stem cells (hiPSCs) were used to generate cerebral organoids.
- Mature organoids were exposed to magnetized AuNPs to influence their development.
- Histone acetylation levels were measured to assess neurogenic maturation.
Main Results:
- Organoid cultivation and maturation were achieved in less than 3 weeks.
- Significant enhancement in neurogenic maturation was observed with electromagnetic AuNPs.
- Increased histone acetylation indicated improved neural development.
Conclusions:
- Electromagnetic AuNPs provide an efficient in vitro system for generating complex human brain organoids.
- This method accelerates the development of organoids that closely resemble the human brain.
- The technique holds promise for advancing neuroscience research and drug discovery.
