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Histology of native (A, C) and decellularized (B, D) porcine 15 mm aortic roots. (A) Native aortic wall (×100). (C) Native aortic valve leaflet (×100). (B) Decellularized aortic wall showing an absence of cells (×100). (D) Decellularized aortic valve leaflet showing an absence of cells (×100).
