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BiP regulates autoimmune inflammation and tissue damage.
1GKT School of Medicine, King's College London, Department of Academic Rheumatology, Guy's Hospital, London SE1 9RT, United Kingdom. gabriel.panayi@kcl.ac.uk
Autoimmunity Reviews
|January 25, 2006
Summary
Extracellular chaperone BiP exhibits anti-inflammatory effects by modulating monocytes and T-cells. This protein shows potential as a novel biologic therapy for rheumatoid arthritis, preventing and treating the condition.
Area of Science:
- Immunology
- Molecular Biology
- Rheumatology
Background:
- The endoplasmic reticulum chaperone BiP has crucial intracellular roles.
- Extracellular BiP demonstrates anti-inflammatory and immunomodulatory activities.
Purpose of the Study:
- To investigate the therapeutic potential of extracellular BiP in inflammatory conditions.
- To explore BiP's effects on monocyte gene expression and T-cell differentiation.
Main Methods:
- Stimulation of anti-inflammatory gene programs in human monocytes.
- Induction of T-cells secreting regulatory cytokines (interleukin-10 and interleukin-4).
- Assessment of BiP's efficacy in preventing and treating collagen-induced arthritis.
Main Results:
- Extracellular BiP stimulates an anti-inflammatory gene program in monocytes.
- BiP promotes the development of T-cells producing interleukin-10 and interleukin-4.
- BiP effectively prevents and treats ongoing collagen-induced arthritis.
Conclusions:
- Extracellular BiP possesses significant anti-inflammatory and immunomodulatory properties.
- BiP modulates key immune pathways relevant to inflammatory arthritis.
- BiP represents a promising new biologic therapy candidate for rheumatoid arthritis.