方法采用流式细胞术检测56例AD患儿和35例正常儿童外周血淋巴细胞CD23的阳性细胞百分率（percentage of positive cell，PPC），同时用酶联免疫吸附试验（ELISA）检测血清IgE水平，并进行相关性分析。
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主要观察指标：大鼠海马热休克蛋白70阳性细胞百分率、密度和灰度值。
MAIN OUTCOME MEASURES: Positive cellular percentage, density and grayscale of heat shock protein 70 in the rats' hippocampus.
免疫组织化学方法结合图像分析检测各组脊神经节sp的阳性神经元数和平均光密度，并计算阳性细胞百分率。
Immunohistochemical staining and image analysis were used to detect the number of the positive neurons and the mean optical density and the percentages of SP positive cells in the DRG.
细胞凋亡百分率的时程变化规律与TUNEL阳性细胞数的变化规律一致。
The time course of apoptotic percentage paralled that of TUNEL-positive cells.
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