(a) MMP-9 UAW
(b) MMP-9 LAW
(c) TIMP-1 UAW
(d) TIMP-1 LAW
Figure 4: Changes of MMP-9 and its inhibitor TIMP-1. Levels of MMP-9 decreased in UAW (a) and LAW (b) after therapy; only changes in LAW reached statistical significance. Concentrations of TIMP-1 decreased significantly in the UAW (c) while levels increased in the LAW (d).