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MTT assay of nanofibrous mats at 1 and 3 days, (A) and fluorescence images showing the proliferation of ADMSCs on the nanofibrous mats using DAPI staining after 3 days (B). Scale bar: 100 µm. Data are expressed as average ± SD. * p < 0.0332; ** p < 0.0021, versus control.
