168756.fig.004a
(a)
168756.fig.004b
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168756.fig.004c
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168756.fig.004d
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Figure 4: (a) Apoptosis cells in brains by TUNEL assay after 24 h ischemia (×400). (b) Apoptosis cells in brains by TUNEL assay at 72 h ischemia (×400). (c) Apoptosis cells in brains by caspase-3 immunohistochemical stain assay after 24 h ischemia (×400). (d) Apoptosis cells in brains by caspase-3 immunohistochemical stain assay after 72 h ischemia (×400).