Fig. 6

SEM, histology, and toxicity of the nanofiber scaffold mats. A SEM and H&E-stained vascular-section images showing endothelialization of the covered stent at 3 months. B SEM and H&E-stained vascular-section images showing endothelialization of the covered stent at 12 months. Scale bars: (a, c) 150 µm and (b, d, e, f) 100 µm. C H&E-stained vascular-section images showing the effects of control, Rosu 50, Rosu 75, and Rosu 100 nanofiber mats implanted under abdominal subcutaneous tissue for 1 and 3 months. Scale bar, 250 µm