Akt Regulates IL-10 Mediated Suppression of TNFα-Induced Cardiomyocyte Apoptosis by Upregulating Stat3 Phosphorylation
2011

How IL-10 Helps Heart Cells Survive Damage

Sample size: 6 publication Evidence: moderate

Author Information

Author(s): Sanjiv Dhingra, Ashim K. Bagchi, Ana L. Sharma, Anita K. Singal, Pawan K. Ludke

Primary Institution: University of Manitoba, Winnipeg, Canada

Hypothesis

The study investigates the role of Akt and Jak/Stat pathway in the IL-10 modulation of TNF-α induced cardiomyocyte apoptosis.

Conclusion

IL-10 modulation of TNF-α induced cardiomyocyte apoptosis is mediated by Akt via Stat3 activation.

Supporting Evidence

  • IL-10 treatment prevented TNF-α induced apoptosis in cardiomyocytes.
  • IL-10 increased Akt levels and Stat3 phosphorylation in cardiomyocytes.
  • Inhibition of Akt or Stat3 blocked the protective effects of IL-10.

Takeaway

This study shows that a protein called IL-10 helps heart cells survive when they are damaged by another protein called TNF-α.

Methodology

Cardiomyocytes from adult Sprague Dawley rats were treated with TNF-α and IL-10, and apoptosis was measured using flow cytometry and TUNEL assay.

Limitations

The study was conducted in vitro, which may not fully represent in vivo conditions.

Participant Demographics

Adult male Sprague Dawley rats (250–300 g)

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pone.0025009

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication