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The secretion of angiogenic factor from the FS groups. a LOX-1 staining from FS-1, FS-2, and FS-4 (white arrow indicates a highly stained region in FS-4, scale bar: 200 μm). b The secreted amounts of VEGF from the all groups were quantified by ELISA (“*”, “#”, and “§” indicate significant differences between group M, FS-1, and FS-2, respectively, for each time point). PCR analysis of the expression of (c) BCL2 and (d) BAX genes in all groups
