采用HPLC和酶学测定方法，研究了追氮时期对小麦开花后旗叶中蔗糖合成和籽粒中蔗糖降解的影响。
The effects of a nitrogen applying stage on both sucrose synthesis in flag leaves and cleavage in grains of wheat were studied by using HPLC and enzymological methods.
方法将骨髓基质细胞与BGC、PLA 复合体外培养，进行形态学观察、 细胞增殖、 蛋白质含量及酶学测定。
Methods BMSCs were cultured combined with BGC and PLA in vitro , and the morphological characters, cell proliferation, protein content, and alkaline phosphatase activity were detected.
利用生化酶学方法，测定几种保护酶系在氧化环境下的活性变化。
Exploiting the method of biochemistry, we assay the activity of several protective enzymes in the oxidizing stress.
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