Docoxahexaenoic Acid Induces Apoptosis of Pancreatic Cancer Cells by Suppressing Activation of STAT3 and NF-κB
Abstract
:1. Introduction
2. Materials and Methods
2.1. Cell Line and Culture Condition
2.2. Experimental Protocol
2.3. Determination of Cell Viability
2.4. DNA Fragmentation
2.5. Real-Time PCR Analysis for Survivin and Cyclin D1
2.6. Preparation of Cell Extracts
2.7. Western Blot Analysis for STAT3, p-STAT3, EGFR, p-EGFR, Bcl-2, Bax, IκBα, p-IκBα, Cyclin D1, Survivin, Caveolin-1, and Caspas-3
2.8. Immunoprecipitation of EGFR and STAT3
2.9. Luciferase Reporter Gene Assay for NF-κB Activity
2.10. Electrophoretic Mobility Shift Assay (EMSA) for NF-κB and STAT3
2.11. Immunofluorescence Staining for GM1 in Lipid Rafts
2.12. Isolation of Lipid Raft Fractions and Determination of Calveolin-1 and EGFR in Membrane Fractions
2.13. Statistical Analysis
3. Results
3.1. DHA Induces Apoptosis in PANC-1 Cells
3.2. DHA Suppresses the Activity of NF-κB in PANC-1 Cells
3.3. DHA Inhibits Activation of STAT3 and EGFR in PANC-1 Cells
3.4. DHA Disintegrates Lipid Rafts, Resulting in Exclusion of EGFR from Lipid Rafts in PANC-1 Cells
3.5. DHA Decreases Expression of Cyclin D1 and Survivin in PANC-1 Cells
4. Discussion
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Park, M.; Lim, J.W.; Kim, H. Docoxahexaenoic Acid Induces Apoptosis of Pancreatic Cancer Cells by Suppressing Activation of STAT3 and NF-κB. Nutrients 2018, 10, 1621. https://doi.org/10.3390/nu10111621
Park M, Lim JW, Kim H. Docoxahexaenoic Acid Induces Apoptosis of Pancreatic Cancer Cells by Suppressing Activation of STAT3 and NF-κB. Nutrients. 2018; 10(11):1621. https://doi.org/10.3390/nu10111621
Chicago/Turabian StylePark, Mirae, Joo Weon Lim, and Hyeyoung Kim. 2018. "Docoxahexaenoic Acid Induces Apoptosis of Pancreatic Cancer Cells by Suppressing Activation of STAT3 and NF-κB" Nutrients 10, no. 11: 1621. https://doi.org/10.3390/nu10111621