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Scanning electron microscopy images of mRPCs grown on CS-PCL/PCL (20/80) (A–C) and PCL (D–F) nanofibrous scaffolds on day 1 (A, D), 4 (B, E), and 7 (C, F) after incubation.
Abbreviations: CS-PCL, cationic chitosan-graft-poly (ɛ-caprolactone); mRPC, mouse retinal progenitor cell; PCL, polycaprolactone.
