MTT colorimetric assay revealed experimental groups elevated OD value compared with control groups(P< 0.05).

药物组OD值明显高于对照组（P<0.05），而且有一定的血清浓度依赖性。

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For screening high effective oil degrading microorganisms arachis hypogaea has been adopted as carbon source and a dominant bacteria is selected by determining OD value.

在确定其最佳生长环境条件的基础上，分别以花生油、餐厅污水和一种含有油脂的膜为对象污染物，进行了优势菌的降解试验。

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To strengthen the school roll management in new Peri od, the new value of its characteristics must be understood correctly.

加强新时期高校学籍档案管理，必须正确认识它新的价值特点。

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