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Highly Efficient Transfection of Human THP-1 Macrophages by Nucleofection
Published on: September 2, 2014
Efficient gene expression in megakaryocytic cell line using nucleofection
Yoshimasa Isakari1, Yasuo Harada, Dai Ishikawa
1Department of Pharmacokinetics and Biopharmaceutics, Subdivision of Biopharmaceutical Sciences, Institute of Health Biosciences, The University of Tokushima, 1-78-1, Sho-machi, Tokushima 770-8505, Japan. y_isakari@research.otsuka.co.jp
International Journal of Pharmaceutics
|March 3, 2007
Summary
Nucleofection is the most effective method for delivering genes into megakaryocytes, achieving high expression and low toxicity. This technique advances research into platelet production mechanisms.
Area of Science:
- Hematology
- Molecular Biology
- Cell Biology
Background:
- Platelet production from megakaryocytes is a complex process.
- Conventional gene delivery methods like electroporation and lipofection are inefficient for megakaryocytes.
Purpose of the Study:
- To identify an efficient gene delivery technique for megakaryocytic cells.
- To investigate gene transfection methods for studying platelet production.
Main Methods:
- Compared nucleofection, viral envelope-mediated transfection, and transferrin-linked cationic polymer for gene delivery.
- Utilized green fluorescent protein (GFP) as a reporter gene in the MEG-01 cell line.
- Assessed transfection efficiency by GFP expression ratio and cellular toxicity.
Main Results:
- Nucleofection demonstrated the highest efficiency (approximately 70% GFP-positive cells) with minimal toxicity.
- GFP expression levels were independent of the amount of plasmid DNA (pDNA) delivered.
- Successful transfection of the thrombopoietin (TPO) receptor c-mpl enhanced TPO responsiveness in MEG-01 cells.
Conclusions:
- Nucleofection is a superior method for transfecting megakaryocytic cells.
- This technique facilitates the study of platelet production mechanisms by enabling efficient gene expression.
