Ubiquitin-Proteasome System in Disease Part 2
2008
The Role of the Ubiquitin-Proteasome System in Diabetes and Obesity
publication
Evidence: moderate
Author Information
Author(s): Wing Simon S
Primary Institution: McGill University and the McGill University Health Centre
Hypothesis
The ubiquitin proteasome system (UPS) plays a significant role in the pathogenesis of type 2 diabetes and obesity.
Conclusion
The study suggests that the UPS is involved in the degradation of key proteins in insulin signaling, which may contribute to insulin resistance and impaired insulin secretion.
Supporting Evidence
- Insulin resistance can be induced by stimulating the degradation of important molecules in the insulin signaling pathway.
- A defect in insulin secretion could occur due to UPS-mediated degradation of IRS2 in the β-cells of the pancreas.
- The UPS appears to be involved in regulating lipid synthesis in adipocytes and lipid production by the liver.
Takeaway
This study looks at how a system in our cells that breaks down proteins might be linked to diabetes and obesity, showing that it could be a target for new treatments.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website