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. 2022 Jun 18;23(12):6802. doi: 10.3390/ijms23126802

Figure 3.

Figure 3

MMP-9 protein expression determined by Western blot analysis (A) and intensity analysis of (B) MMP-9 expression as the ratio of MMP-9 to β-actin from Western blot results: (1) PBS; (2) GO-PAMAM; (3) GO-PAMAM/MMP-9 (weight ratio of 10:1); (4) PEI-25k/MMP-9 (weight ratio of 4:3) [87]. Figures are reprinted with permission from Elsevier.