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CRISPR-Cas9 Mediated Gene Deletion in Human Pluripotent Stem Cells Cultured Under Feeder-Free Conditions
Published on: November 1, 2024
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Generation of CD16A gene knockout human embryonic stem cell line using CRISPR/Cas9
Shunjie Wu1, Haimei Deng2, Bo Lu2
1Department of General Practice, The Seventh Affiliated Hospital, Sun Yat-Sen University, Shenzhen, China.
Stem Cell Research
|October 11, 2022
Summary
We generated a CD16A knockout human embryonic stem cell line to study its role in development. The knockout cells maintained normal characteristics, indicating CD16A is not essential for early human stem cell development.
Area of Science:
- Immunology
- Developmental Biology
- Stem Cell Research
Background:
- CD16A (Fc gamma receptor IIIA) mediates antibody-dependent cellular cytotoxicity and antibody-dependent enhancement of viral infections.
- The function of CD16A in human embryonic stem cell (hESC) development remains largely uncharacterized.
Purpose of the Study:
- To investigate the role of CD16A in human embryonic stem cell development.
- To generate a CD16A knockout hESC line for functional studies.
Main Methods:
- CRISPR/Cas9 gene editing was employed to create a CD16A knockout hESC line.
- Karyotyping, pluripotent stem cell marker analysis, and differentiation potential assays were performed.
Main Results:
- The generated CD16A knockout hESC line exhibited a normal karyotype.
- Pluripotent stem cell marker gene expression remained unchanged in the knockout cells.
- The differentiation potential of hESCs was not affected by CD16A gene knockout.
Conclusions:
- CD16A is not essential for maintaining the normal characteristics of human embryonic stem cells.
- The absence of CD16A does not impair hESC pluripotency or differentiation capacity.
