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Attacked by surface active agent, ocean micro-alga will be change their coloring matter for photosynthesis under the contamination of surface active agent, to result much phaeophytin-a.In addition, have assayed the surface property of the four kinds of surface-active agent.

在此基础上初步研究了表面活性剂对海洋微藻的毒性机理，找到了表面活性剂对海洋微藻细胞的攻击点是藻类的细胞膜，并且胁迫状态下的藻类细胞的光合色素组成发生变化，产生大量的脱镁叶绿素a，影响藻类的光合作用效率。

Titration of anti-tetanus toxoid IgG was assayed by ELISA.

动物实验持续了1年。

MG in 60 healthy people and 60 patients with diabetes were assayed by immunological transmission turbidimetry ratio.

通过免疫透射比浊法检测60例健康人及60例糖尿病患者尿mAlb、尿α1？？

METHODS: LAK cell proliferation was assayed in the presence of either Tre or Ret by cell counting.

分别用细胞计数和MTT法测定LAK细胞的增殖和细胞毒作用。

The blood plasma levels of D-Dimer were assayed in 98 cases of patients with esophageal cancer before operation by turbidimetry method.

采用透射比浊的光学法定量测定98例食管癌患者术前DD水平，统计学处理采用t检验。

Ontent of tyramine was determined in salted and dried small fish collected from high-risk area of gastric cancer in Zhuanghe County, Liaoning Province with high pressure liquid chromatography,and its mutagenicity after nitrosification was assayed.

胃癌高发区庄河县小咸鱼干中酪胺的致突变性孙长颢，陈炳卿，王舒然，王选杰摘要用高压液相色谱法对胃癌高发区小咸鱼干中的酪胺进行了测定及其亚硝化以后的致突变性检测。

Metastasis-related ultramicroscopic structures were examined 0.5 hour after drug treatment. Tumor invasion and metastasis inhibitory genes nm23-H1 and P21 ras were assayed by flow cytometry 8 hours following treatment.

处理后每30 min 观察一次细胞转移相关超微结构，8 h 后用流式细胞术检测肿瘤侵袭转移抑制基因 nm23-H1和 P21 ras 表达水平。

Superior mesenteric artery was clipped for 60 min to cause ischimia, and then unclipped to make reperfusion for 2 hours after reperfusion, the liver tissues were gathered and homogenized respectively, and the contents of SOD, GSHPX, MDA and ATPase,and morphological changes of hepatocytes were assayed.

夹闭大鼠肠系膜上动脉60 min造成缺血，再灌注2 h后取出肝组织制成匀浆，测定超氧化物歧化酶、谷胱甘肽过氧化酶、丙二醛、Ca2+Mg2+ATP酶的含量及肝形态细胞学变化。

Superior mesenteric artery was clipped for 60 min to cause ischimia,and then unclipped to make reperfusion.2 hours after reperfusion,the renal tissues were gathered and homogenized,and the contents of SOD,GSHPX,MDA and Ca2+Mg2+ATPase,and morphological changes of renal were assayed.

夹闭大鼠肠系膜上动脉60min造成缺血，再灌注2h后取出肾组织制成匀浆，测定超氧化物歧化酶、谷胱甘肽过氧化酶、Ca2+Mg2+ATPase的活性及丙二醛含量，观察肾组织形态细胞学变化。

In the present study, the toxicity of melamine was assayed on the unicellular eukaryotic system of Tetrahymena pyriformis T.

本文利用单细胞真核生物梨形四膜虫对三聚氰胺的细胞毒性进行了测定。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。