Alteration of Forkhead Box O (Foxo4) Acetylation Mediates Apoptosis of Podocytes in Diabetes Mellitus
2011

How Foxo4 Acetylation Affects Kidney Cell Death in Diabetes

publication Evidence: moderate

Author Information

Author(s): Chuang Peter Y., Dai Yan, Liu Ruijie, He Helen, Kretzler Matthias, Jim Belinda, Cohen Clemens D., He John C.

Primary Institution: Mount Sinai School of Medicine

Hypothesis

Does Foxo4 acetylation mediate podocyte apoptosis in diabetes?

Conclusion

The study found that changes in Foxo4 acetylation and reduced Sirt1 expression contribute to podocyte apoptosis in diabetes.

Supporting Evidence

  • AGE-BSA treatment increased Foxo4 acetylation in podocytes.
  • Sirt1 expression was suppressed in podocytes treated with AGE-BSA.
  • Podocytes with Sirt1 overexpression showed reduced apoptosis when treated with AGE-BSA.
  • Diabetic mice exhibited increased Foxo4 acetylation and decreased Sirt1 expression.

Takeaway

In diabetes, a protein called Foxo4 gets modified in a way that makes kidney cells die, which can lead to kidney problems.

Methodology

The study used cultured podocytes and diabetic mouse models to investigate the effects of AGE on Foxo4 acetylation and podocyte apoptosis.

Limitations

The study primarily focused on in vitro and animal models, which may not fully replicate human conditions.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0023566

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication