Endothelin-receptor antagonists in colon cancer
Author Information
Author(s): Peduto Eberl L, Bovey R, Juillerat-Jeanneret L
Primary Institution: University Institute of Pathology, CHUV, University of Lausanne
Hypothesis
Does the blockade of endothelin receptors affect apoptosis in human colon carcinoma cells?
Conclusion
Blockade of endothelin receptors induces apoptosis or sensitizes colon cancer cells to Fas-induced apoptosis.
Supporting Evidence
- ET-1 is not a proliferation-inducing factor in human colon carcinoma cells.
- Bosentan sensitizes FasL-resistant HT-29 cells to FasL-induced apoptosis.
- Low concentrations of ET-1 antagonize bosentan-induced apoptosis in HT-29 cells.
Takeaway
This study found that blocking certain receptors can help cancer cells die, especially when combined with other treatments.
Methodology
The study used human colon carcinoma cell lines and assessed apoptosis through various assays including MTT and thymidine incorporation.
Limitations
The study primarily focused on two cell lines, which may not represent all colon cancer types.
Participant Demographics
Human colon carcinoma cell lines HT-29 and SW480 were used.
Statistical Information
P-Value
p<0.0004
Statistical Significance
p<0.0004
Digital Object Identifier (DOI)
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