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In Vitro Establishment of a Genetically Engineered Murine Head and Neck Cancer Cell Line using an Adeno-Associated Virus-Cas9 System
Published on: January 9, 2020
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Generation of Murine Cancer Cell Lines
Cheryl Zhang1, Anthony Lin1, Xiang Chen1
1Department of Pathology and Laboratory Medicine, Weill Cornell Medicine, New York, New York.
Current Protocols
|October 21, 2024
Summary
Establishing pure epithelial cancer cell lines, especially from pancreatic ductal adenocarcinoma, is crucial. This study provides cost-effective protocols to isolate cancer cells and exclude cancer-associated fibroblasts (CAFs).
Area of Science:
- Oncology
- Cell Biology
- Biotechnology
Background:
- Cancer cell lines are vital for research and therapeutic development.
- Cancer-associated fibroblasts (CAFs) contaminate epithelial cancer cell cultures, hindering research.
- Pancreatic ductal adenocarcinoma (PDAC) is notably rich in CAFs, complicating cell line establishment.
Purpose of the Study:
- To present reliable protocols for isolating pure epithelial cancer cell lines from PDAC mouse models.
- To offer methods for identifying and excluding CAFs during cell line establishment.
- To provide a cost-effective approach applicable to various cancer types.
Main Methods:
- Tumor dissociation and cell isolation from PDAC mouse models.
- Clonal isolation and cryopreservation of putative cancer cells.
- Western blotting to differentiate cancer cells from CAFs.
Main Results:
- Successful establishment of epithelial cancer cell lines free from CAF contamination.
- Validated protocols for CAF identification and exclusion.
- Demonstrated cost-effectiveness and broad applicability of the methods.
Conclusions:
- The developed protocols enable the generation of pure epithelial cancer cell lines from PDAC models.
- Accurate identification and removal of CAFs are critical for reliable cancer cell line research.
- This methodology supports advancements in cancer biology and treatment strategies across different cancer types.
