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Figure 4: Representative photomicrographs of TUNEL staining from Sham, I/R, SFI, and SFI+WOR groups, respectively (×400). I/R: ischemia/reperfusion; SFI: Shen-fu injection; WOR: wortmannin. Values presented are mean ± SEM. , * versus Sham, # versus I/R, and α versus SFI.