Figure 1

Nanosized decellularized arteries (NDAs). (A) Biological structures, (1) Gross view, (2) H&E (bar: 200 μm), (3) Masson’s trichrome staining (bar: 200 μm), (4) Van Gieson’s staining (bar: 200 μm). (B) Test, (1) DNA content (P < 0.001), (2) Suture strength (P > 0.05) Fresh arteries (FAs), (3) Burst pressure (P > 0.05), (4) Rehydration (P < 0.001). (C) Microstructure, (1) Cross-section of NDAs (SEM, bar: 50 μm), (2) Intima (SEM, bar: 10 μm), (3) Subintima and media (SEM, bar: 10 μm), (4) Adventitia (SEM, bar: 10 μm). (D) Cell seeding, (1) Immunophenotype of MSCs by flow cytometry, (2) Cytotoxicity (P > 0.05), (3) Cell proliferation on NDAs, (4) MSCs (green) seeded NDAs (H&E, bar: 200 μm), (5) MSCs seeded NDAs (bar: 100 μm), (6) Intima of MSCs seeded NDAs (SEM, bar: 50 μm), (7) Adventitia of MSCs seeded NDAs (SEM, bar: 10 μm).