The inhibition of murine lung metastasis by synthetic polypeptides
1989
Inhibition of Lung Metastasis by Synthetic Polypeptides
Sample size: 5
publication
Evidence: moderate
Author Information
Author(s): I. Saiki, J. Murata, J. Jida, N. Nishil, K. Sugimura, I. Azuma
Primary Institution: Hokkaido University
Hypothesis
Can synthetic polypeptides inhibit lung metastasis in murine models?
Conclusion
Synthetic polypeptides containing arg-gly-asp or tyr-ile-gly-ser-arg sequences can significantly inhibit lung metastases in mice.
Supporting Evidence
- Co-injection of poly(arg-gly-asp) with tumor cells significantly reduced lung metastases.
- Poly(tyr-ile-gly-ser-arg) also inhibited lung metastases at various doses.
- Poly(arg-gly-asp) showed a clear ability to inhibit cell adhesion to fibronectin.
Takeaway
This study shows that special proteins can help stop cancer cells from spreading in mice.
Methodology
The study involved injecting synthetic polypeptides alongside tumor cells in mice and measuring the resulting lung metastases.
Limitations
The study was conducted in mice, and results may not directly translate to humans.
Participant Demographics
C57BL/6 mice were used in the experiments.
Statistical Information
P-Value
<0.001
Statistical Significance
p<0.001
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