Therapeutic effects of STAT3 decoy oligodeoxynucleotide on human lung cancer in xenograft mice
Author Information
Author(s): Zhang Xulong, Zhang Jian, Wang Lihua, Wei Haiming, Tian Zhigang
Primary Institution: Institute of Immunopharmacology & Immunotherapy, School of Pharmaceutical Sciences, Shandong University
Hypothesis
Can STAT3 decoy oligodeoxynucleotide effectively inhibit lung cancer growth in vitro and in vivo?
Conclusion
STAT3 decoy ODN significantly suppressed lung cancer cells in vitro and in vivo, indicating that it may be a potential therapeutic approach for lung cancer treatment.
Supporting Evidence
- STAT3 decoy ODN was effectively transfected into A549 lung cancer cells and mainly located in the nucleus.
- STAT3-decoy ODN significantly induced apoptosis and reduced [3H]-thymidine incorporation of A549 cells.
- In vivo, STAT3 decoy ODN dramatically inhibited lung tumor growth in xenografted nude mice.
Takeaway
Researchers found a way to use a special DNA to stop lung cancer cells from growing and help kill them.
Methodology
The study involved transfecting A549 lung cancer cells with STAT3 decoy ODN and testing its effects on cell proliferation and apoptosis in vitro, followed by in vivo experiments using nude mice with A549 xenografts.
Participant Demographics
Female athymic nude mice (Balb-nu/nu, 4 weeks old)
Statistical Information
P-Value
p<0.01
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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