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The effects of BMSC-exos on the proliferation, apoptosis and migration of HaCaT cells damaged by H2O2. (a) The cell viability of HaCaT cells was measured by MTT assay. (b) Cell apoptosis of HaCaT was determined by flow cytometry. (c) The cell migration ability of HaCaT cells was analyzed by transwell assay. ***P < 0.001 vs. control, ##P < 0.01 vs. H2O2 + PBS group
