Molecule

Periostin

Extracellular matrix protein

Expression change
Elevated
Evidence level
moderate

Role in pathogenesis

Produced by epithelial cells and fibroblasts under IL-4/IL-13 stimulation. Promotes eosinophil adhesion and tissue remodelling. Potential biomarker for type 2 inflammation severity.

Sources (1)

P2Bachert C et al. (2015) Endotype-driven care pathways in patients with chronic rhinosinusitisDOI