Selective sigma-2 ligands and pancreatic cancer
Author Information
Author(s): Kashiwagi Hiroyuki, McDunn Jonathan E, Simon Peter O Jr, Goedegebuure Peter S, Xu Jinbin, Jones Lynne, Chang Katherine, Johnston Fabian, Trinkaus Kathryn, Hotchkiss Richard S, Mach Robert H, Hawkins William G
Primary Institution: Washington University School of Medicine
Hypothesis
Can sigma-2 receptor ligands induce apoptosis in pancreatic cancer cells?
Conclusion
The study demonstrates that sigma-2 receptor ligands can significantly increase pancreatic cancer cell death and may serve as a new therapeutic target.
Supporting Evidence
- The sigma-2 receptor was found to be over-expressed in pancreatic cancer cell lines.
- Sigma-2 receptor ligands induced apoptosis in pancreatic cancer cells in a dose-dependent manner.
- Micro-PET imaging showed preferential binding of sigma-2 ligands to tumors compared to normal tissues.
- A single dose of WC26 caused approximately 50% apoptosis in tumors.
- Treatment with WC26 significantly slowed tumor growth in animal models.
Takeaway
This study found that certain molecules can help kill pancreatic cancer cells, which is important because this type of cancer is very hard to treat.
Methodology
The study used in vitro and in vivo experiments to assess the binding and apoptosis-inducing effects of sigma-2 receptor ligands on pancreatic cancer cells.
Limitations
The study primarily focused on specific cancer cell lines and animal models, which may not fully represent human pancreatic cancer.
Statistical Information
P-Value
p < 0.0001
Statistical Significance
p < 0.0001
Digital Object Identifier (DOI)
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