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Live/Dead assay combined with nuclei staining for MSCs grown on PLA (a,c) or PPCOG (b,d). Live cells are stained with Calcein and shown as green (a,b), dead cells are stained with PI and shown red, and nuclei are stained with Hoechst and shown blue (c,d). Metabolic activity of the MSCs grown on tissue culture polystyrene (TCPS) (2D), PLA or PPCOG (e).
