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Isolation of immortal human endothelial cells
H Kirinaka1, K Miyake, S Iijima
1Department of Biotechnology, School of Engineering, Nagoya University, Japan.
Bioscience, Biotechnology, and Biochemistry
|May 1, 1995
Summary
Researchers immortalized human endothelial cells using simian virus 40 DNA. The resulting cell line, clone #5-1, exhibits stable growth and maintains endothelial cell characteristics for over 110 generations.
Area of Science:
- Cell Biology
- Virology
- Genetics
Background:
- Endothelial cells are crucial for vascular function.
- Establishing immortalized endothelial cell lines is vital for research.
- Traditional cell culture has limitations in lifespan and consistency.
Purpose of the Study:
- To develop an immortalized human endothelial cell line.
- To characterize the growth properties and specific markers of the immortalized cells.
Main Methods:
- Transfection of human endothelial cells with temperature-sensitive simian virus 40 DNA.
- Selection and characterization of immortalized cell clones.
- Assessment of cell growth at different temperatures and over multiple generations.
Main Results:
- The majority of transfected cells showed prolonged lifespan and temperature-dependent growth.
- Clone #5-1 demonstrated continuous growth at both 33°C and 37°C.
- Clone #5-1 was cultured for over 110 generations while retaining endothelial cell-specific characteristics.
Conclusions:
- Successful immortalization of human endothelial cells was achieved.
- The developed cell line (clone #5-1) provides a stable and reproducible model for endothelial cell research.
- This immortalized cell line offers a valuable tool for studying endothelial cell biology and function.