Click on image to view larger version.

Figure 1 Rabbit femoral artery 14 days after balloon angioplasty. (A) Macrophages (brown) revealed by monoclonal anti-rabbit macrophage (RAM11). (B) Smooth muscle cells (brown) in the neointima and media, revealed by a monoclonal antibody against alpha-smooth muscle actin. (C) Apoptotic nuclei (purple, arrowheads) in the neointima and media, using T4 deoxyribonucleic acid ligase. (D) Absence of detection of ribonucleic acid splicing, using monoclonal antibody against SC-35. Magnification x40 (A to D). Counterstaining with hematoxylin (A and B).