Figure 3From: Expression of matrix metalloproteinases 1, 3, and 9 in degenerated long head biceps tendon in the presence of rotator cuff tears: an immunohistological study (a-d): Examples for different stained tendon sections with different MMP antibodies. Forty-fold objective lens magnification. DAB staining of MMP 1 (a) and MMP 9 (b). Vector red staining of MMP 3 in pathologic (c) and control specimen (d) (40× objective lens magnification).Back to article page