Fuyuan Decoction Enhances SOX9 and COL2A1 Expression and Smad2/3 Phosphorylation in IL-1<i>β</i>-Activated Chondrocytes

<div>HPLC chromatograms of notoginsenoside R1 and icariin in FYD. a: notoginsenoside R1; b: icariin; and c: digoxin as an internal standard.</div>

Evidence-Based Complementary and Alternative Medicine

Figure 1: Fuyuan Decoction Enhances SOX9 and COL2A1 Expression and Smad2/3 Phosphorylation in IL-1<i>β</i>-Activated Chondrocytes 