同一小鼠不同DNA含量倍体肝细胞核的平均光密度值差异较小。
去势组和假手术组平均光密度值的差异也有统计学意 义（P<0.05）。
The mean optical density was significantly higher in sham operation group and ovariectomized group than in control group (P<0.05), and in ovariectomized group than in sham operation group (P<0.05).
测定阳性细胞数和平均光密度值，分析其变化趋势，并进行方差分析和t检验。
The number of positive cell and mean of optical density were detected and the trend change was analyzed. The variance analysis and t-test were also performed.
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.
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.
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