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. 2021 Jun 25;11(7):946. doi: 10.3390/biom11070946

Figure 7.

Figure 7

Immunodetection of the MMP-9 antigen in a representative artery with a low degree of atherosclerosis (A(a,b)) and high degree of atherosclerosis (B(c–e)). (A,B)—the entire aortic section, 40× magnification, scale bar 500 µm; (a–e)—magnification 200×, scale bar 100 µm. Abbreviations in figures: T.A.—tunica adventitia; T.I.—tunica intima; T.M.—tunica media; ch.c.—cholesterol clefts; v.v.—vasa vasorum; f.c.—foam cells; SMC—smooth muscle cells; e.c.—endothelial cells; a.—adipocytes; ECM—extracellular matrix; MP—macrophages.