Fig. 5From: Secreted factors from dental pulp stem cells improve Sjögren’s syndrome via regulatory T cell-mediated immunosuppressionDPSC-CM decreases apoptosis in SMGs. a TUNEL assays in SMGs of the NOD mice reveal that the nuclei were stained with DAPI (blue). Bars = 50 μm. b Percentage of TUNEL-positive cells per total number of cells in SMGs. Data are representative of the mean ± standard deviation. n = 6. **p < 0.01; *p < 0.05Back to article page