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c-Src and cooperating partners in human cancer.
Rumey Ishizawar1, Sarah J Parsons
1Cancer Center and Department of Microbiology, University of Virginia Health System, P.O. Box 800734, Charlottesville, VA 22908, USA.
Cancer Cell
|September 24, 2004
Summary
The proto-oncogene c-Src, a non-receptor tyrosine kinase, is increasingly linked to human cancers. Despite rare mutations, elevated c-Src activity drives tumor growth, survival, and metastasis, making it a promising therapeutic target.
Area of Science:
- Oncology
- Molecular Biology
- Biochemistry
Background:
- The proto-oncogene c-Src is rarely mutated in human cancers.
- Overexpression of c-Src in normal cells shows weak oncogenic potential.
- Elevated protein levels and activity of c-Src are observed in various human cancers.
Purpose of the Study:
- To investigate the role of c-Src in human tumorigenesis.
- To highlight c-Src as a critical component in cancer-related signaling pathways.
- To establish c-Src as a potential therapeutic target for cancer treatment.
Main Methods:
- Analysis of c-Src protein levels and activity in cancer samples.
- Investigation of c-Src involvement in key cancer signaling pathways (proliferation, survival, metastasis, angiogenesis).
Main Results:
- c-Src exhibits elevated protein levels and activity across numerous human cancer types.
- c-Src is a critical regulator of proliferation, survival, metastasis, and angiogenesis.
- These findings underscore the oncogenic role of c-Src in cancer development.
Conclusions:
- Despite rare mutations, c-Src plays a significant role in human cancer etiology.
- c-Src is a crucial mediator of multiple oncogenic processes.
- Targeting c-Src presents a viable therapeutic strategy for various cancers.