大鼠脑缺血/再灌注后bFGF和GAP-43的表达与神经再生

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Fig. 1 Neuronal apoptosis after cerebral ischemia/reperfusion（Scale bar: 25 μm ×400）The coronal brain sections were stained with TUNEL（A）and Nissl（B）. The arrows head point to the positive neuron A1, B1：Control；A2, B2：Sham；A3−A6, B3−B6：3 d, 7 d, 14 d and 28 d

Fig. 4 Immunohistochemistry of bFGF（A）and GAP-43（B）after cerebral ischemia/reperfusion（Scale bar: 25 μm ×400）The arrows head point to the positive neuronA1, B1：Control；A2, B2：Sham；A3−A6, B3−B6：3 d, 7 d, 14 d and 28 d

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Fig. 5 Immunofluorescence staining with BrdU（red）and NeuN（green）on rat ischemic cortex in cerebralischemia/reperfusion. Arrowheads indicate double-stained cellsA: Control；B: Sham；C, D, E, F: 3 d, 7 d, 14 d and 28 d；G: Quantitative analysis of Brdu/NeuN positive cells* P<0.05 vs 3 d；#P<0.05 vs 28 d