Fig. 2From: Biomineralized tetramethylpyrazine-loaded PCL/gelatin nanofibrous membrane promotes vascularization and bone regeneration of rat cranium defectsCharacterization of the biomineralized PCL/Gelatin and PCL/Gelatin/paraffin sphere membranes. A SEM images of the biomineralized PCL membranes. B SEM images of the biomineralized PCL/Gelatin/paraffin spheres membranes that were washed with hexane and cyclohexane. C EDX analysis for the biomineralized PG membranes. D EDX analysis of the biomineralized PCL/Gelatin/paraffin sphere membranes that were washed with hexane and cyclohexane. Red arrow: calcium phosphate depositionBack to article page