Figure 3 | Scientific Reports

Figure 3

From: Characteristics of autologous protein solution and leucocyte-poor platelet-rich plasma for the treatment of osteoarthritis of the knee

Figure 3

(a–e) Comparison of humoral factors in PRP prepared from healthy subjects and OAK patients in group Z. Significant differences were detected in the concentrations of TNF-α, TNF-β, PDGF, VEGF and MMP-13. The plots show median values (middle lines), interquartile ranges (boxes), 1.5 IQR (whiskers) and outliers (dots). *P < 0.05, **P < 0.01 comparing healthy subjects and OAK patients.

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