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Cell viability and adhesion of PCL/nHA+HPCH scaffold. (A) Live/Dead assay of MSCs cultured in HPCH after 7 days. (B) Apoptosis rate of HPCH-treated apoptotic MSCs for one-day culture. (C) The CCK8 assay of MSCs when cultured with PCL/nHA and HPCH after 1d, 2d and 3d. (D) Phalloidin staining of MSCs and RAW264.7 cultured on HPCH for 1 day. Scale bar, 100 μm. NS, not significant (P < 0.05).
