Albumin fibrillization induces apoptosis via integrin/FAK/Akt pathway
2009

How Albumin Fibrillization Causes Cell Death

publication Evidence: moderate

Author Information

Author(s): Huang Chun-Yung, Liang Chi-Ming, Chu Chiao-Li, Liang Shu-Mei

Primary Institution: National Cheng Kung University

Hypothesis

Can globular bovine serum albumin (BSA) be converted into a fibrillar form that induces apoptosis in cells?

Conclusion

The study demonstrates a novel method to convert globular proteins into fibrillar forms that induce apoptosis through the integrin/FAK/Akt/GSK-3β/caspase-3 signaling pathway.

Supporting Evidence

  • Fibrillar BSA induced apoptosis in BHK-21 and T47D cells.
  • Pre-treating cells with anti-integrin antibodies blocked the apoptotic effect.
  • Fibrillar BSA bound to integrin and affected key signaling proteins.

Takeaway

Scientists found a way to change a harmless protein into a form that can kill cells, which helps us understand diseases caused by similar proteins.

Methodology

The study used a novel column chromatography method to convert globular BSA into fibrillar BSA and assessed its effects on cell viability and signaling pathways.

Digital Object Identifier (DOI)

10.1186/1472-6750-9-2

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication