Leptin administration led to increased proliferation of rat NP cells in a dose-dependent manner, as shown by MTT assay and by counting the percentage of PCNA-positive cells.

正如MTT法和计数pcna阳性细胞比例所显示：瘦素的给予与鼠np细胞的增殖成剂量依赖性关系。

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This kind of fluid system and counting chamber are extensively used in the analysis of fluid cells.

这种形式的液流系统和计数室在流动细胞的分析方面具有一定的普遍性。

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The IC50 and growth-inhibitory curves of cells were assayed by cell counting.

用活细胞计数法求得各尺寸粒子的IC50，并绘制细胞生长抑制曲线。

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This emerged in the lab of MIT biologist Leonard Guarente, whose team spent years counting thousands of yeast cells under a microscope.

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The extreme microscope will enable a number of subjective and time-consuming tasks such as counting the number of cells staining positive for a biomarker or locating cells infected with a parasite like malaria, to be replaced by highly repeatable and robust computer vision applications.

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