Figure 5. Anti-inflammatory agents reduce proinflammatory cytokine production in OASFs and RASFs. After treating OASFs (A–F) and RASFs (G–L) with dexamethasone, celecoxib, or indomethacin (1–50 μM), Western blot and qPCR assays quantified the levels of IL-1β, IL-6 and TNF-α expression.