Research Article

Theaflavin-3,3-Digallate Protects Cartilage from Degradation by Modulating Inflammation and Antioxidant Pathways

Figure 1

The structure of TFDG and effect of TFDG on cell viability. (a) The molecular structure of TFDG. (b, c) Different concentrations of TFDG (1, 10, 20, 40, 80, or 120 μM) to determine its cytotoxicity at 24 h and 48 h. The bar graph shows the of data (). , , , and .
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