Journal of Nanomaterials / 2018 / Article / Fig 2

Research Article

Evaluation of Long-Term Inflammatory Responses after Implantation of a Novel Fully Bioabsorbable Scaffold Composed of Poly-L-lactic Acid and Amorphous Calcium Phosphate Nanoparticles

Figure 2

Hematoxylin-eosin staining. Histological cross sections of the stented porcine coronary arteries from 1 month to 24 months (×200): (a–d) PLLA scaffolds and (e–h) PLLA/ACP scaffolds. Note the remarkable vascular wall swelling, tissue inflammation with PLLA scaffold (red arrows).