This microfluidic model demonstrates differential oxygen conditions affecting chondrocyte and osteoblast crosstalk, suggesting new insights into osteoarthritis.
Key Points
Localized oxygen control impacts chondrocyte and osteoblast interactions, influencing OA progression.
Significant transcriptional changes were observed, particularly linked to NF-κβ and TGF-β/BMP pathways.
Using micropatterned hydrogels, this model effectively mimicked the osteochondral interface crucial for OA studies.
Sclerotic osteoblasts induced collagen expression changes in chondrocytes distinctly under varying oxygen levels.