Antiflammin-2 Activates the Human Formyl-Peptide Receptor Like 1
2006
Antiflammin-2 Activates the Human Formyl-Peptide Receptor Like 1
publication
Evidence: moderate
Author Information
Author(s): Kamal Ahmad M., Richard P.G. Hayhoe, Anbalakan Paramasivam, Dianne Cooper, Roderick J. Flower, Egle Solito, Mauro Perretti
Primary Institution: William Harvey Research Institute
Hypothesis
The study investigates the effect of antiflammin-2 on the formyl peptide receptor-like 1 (FPRL-1).
Conclusion
Antiflammin-2 activates FPRL-1 and inhibits neutrophil interaction with activated endothelium, suggesting its role in anti-inflammation.
Supporting Evidence
- Antiflammin-2 competed for binding only at FPRL-1, not FPR.
- The EC50 for antiflammin-2 was approximately 1 μM.
- Receptor activation was confirmed by rapid phosphorylation of extracellular-regulated kinase 1 and 2.
- Antiflammin-2 demonstrated an inhibitory effect on neutrophil interaction with activated endothelium.
Takeaway
Antiflammin-2 is a small protein that helps reduce inflammation by working with a specific receptor in our body.
Methodology
The study used HEK-293 cells to test the binding of antiflammin-2 to FPRL-1 and assessed its effects on neutrophil interactions.
Digital Object Identifier (DOI)
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