Fig. 1From: Polymer mesh scaffold combined with cell-derived ECM for osteogenesis of human mesenchymal stem cellsPreparation of CDM and characterization. a Cell morphology before decellularization (top) and after decellularization (bottom). b Total protein amount before and after decellularization was quantified by BCA assay. c DNA content of CDM was also compared before and after decellularization. The scale bar is 200 μmBack to article page