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. 2013 Jul 16;8(7):e68154. doi: 10.1371/journal.pone.0068154

Figure 4. Cardiac NTT-MMP-2 expression induces progressive disruption of cardiomyocyte architecture, mononuclear cellular infiltration and apoptosis.

Figure 4

Ventricular sections of 12 months old transgenic heart have grossly disordered cardiomyocyte architecture and diffuse mononuclear cell infiltration (panel A). There are frequent intense foci of mononuclear cell infiltration (panel B). Morphologic features of cardiomyocyte apoptosis, including cytoplasmic boiling (panel C, arrow) and nuclear chromatin peripheral condensation (panel D, arrow) are present. Final magnifications: A: X 300; B,C: X 600; D: X 900.