Fig. 2From: Transplantation of photobiomodulation-preconditioned diabetic stem cells accelerates ischemic wound healing in diabetic ratsMean ± SD of the MTT test (a, b), population doubling time (c, d), and apoptosis rate results (e, f) of AD-MSC of the studied groups compared by analysis of variance (ANOVA) and least significant difference (LSD) tests. *p < 0.05; **p < 0.01; ***p < 0.001Back to article page