Fig. 7

Effect of SSTZF on TNF-α-induced primary chondrocytes in vitro. A–D Gene expression of TNF-α-induced primary chondrocytes treated with SSTZF-containing serum for 24 h. E–G Protein expression of TNF-α-induced primary chondrocytes treated with SSTZF-containing serum for 24 h. Data were presented as means ± S.D.*P < 0.05; **P < 0.01; ***P < 0.001; ns: no significant difference. n = 3 for each group