a) Scaffolds electrical stimulation; b) graph of cell proliferation studies performed using MTT assay (**p≤0.01 and ***p≤0.005); c) SEM images of cells seeded scaffolds with and without electrical stimulation
MTT: (3-[4,5-dimethylthiazol-2-yl]-2,5 diphenyl tetrazolium bromide), SEM: Scanning electron microscopy