方法采用常规石蜡包埋法，在光镜下进行形态学观察。
Methods Using the routine method of paraffin wax embed, the morphologic variation were observed by microscope.
采血后取肝组织，常规石蜡包埋，切片做HE染色观察肝组织的病理变化，采用TUNEL法检测肝细胞的凋亡。
Meanwhile, the pathological changes of liver was observed under light microscope after he staining, and hepatocyte apoptosis was detected by the TUNEL method.
方法石蜡包埋切片，应用免疫组织化学SP法及麦克奥迪真彩色病理分析图像分析系统，对TTF-1表达强度的阳性单位（PU）进行定量分析。
Methods The TTF-1 expression intensity (in positive units, PU) in paraffin-embedded tissue blocks was determined using immunohistochemical SP method in combination with Motic Images System.
方法石蜡包埋切片，应用免疫组织化学SP法及麦克奥迪真彩色病理分析图像分析系统，对TTF-1表达强度的阳性单位（PU）进行定量分析。
Methods The TTF-1 expression intensity (in positive units, PU) in paraffin-embedded tissue blocks was determined using immunohistochemical SP method in combination with Motic Images System.
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