Fig. 3From: Inhibiting function of human fetal dermal mesenchymal stem cells on bioactivities of keloid fibroblastsFlow cytometry analysis of KFs. a Scatter plots of fluorescein isothiocyanate (FITC)-fluorescence versus propidium iodide (PI)-fluorescence in the three groups. b The proportion of early and late apoptosis cells in the three groups, which implied that F-CM could mainly induce late apoptosis of KFs. ***P < 0.001, vs. control group. A-CM adult dermal fibroblast-conditioned medium, ns not significantBack to article page