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In present study, zooblooting, ELISA and whole-mount immunocytochemistry methods were used to identify the FXPRLamide family neuropeptides from the Japanese oak silkworm, Antheraea yamamai.

利用Zooblotting、酶联免疫吸附测定和免疫组织化学等方法,对天蚕的DH、PBAN等FXPRLamide家族神经肽进行鉴定。

Finally, the interaction of DNA with electrochemical inactive molecule 2, 2'-bipyridyl was investigated by electrochemistry, the equilibrium constant was estimated.

在此基础上,以纳米氧化锆为连接剂,将DNA玻碳电极表面,以铁氰根为电化学探针研究了镧系离子对DNA电子传递行为的影响;用电化学方法研究了DNA在纳米氧化锆上的吸附作用和非电活性有机小分子与DNA的相互作用,计算了DNA与2,2'-邻吡啶的络合平衡常数。

Their adsorption rate on the molecular sieve catalysts surface and the stability of their carbonium ions were then obtained based on the molecular simulation on these molecules from their dipole moment, 2-dimensional electrostatic potential energy contours and 3-dimensional electrostatic potential energy isosurface.

采用半经验的AM1量子化学计算方法和静态理论,分别考察了噻吩、 3 甲基噻吩和 2 ,5 二甲基噻吩分子结构特性的不同,从偶极矩、各自垂直于芳香环平面的二维电势能分布曲线和整个分子周围三维电势能分布情况等方面分析了它们在分子筛催化剂表面吸附速度的快慢和生成正碳离子稳定性的高低,进一步比较了噻吩及其衍生物所生成的正碳离子进一步反应的能量变化,从而可判断噻吩及其衍生物裂化脱硫速度的快慢,噻吩及其衍生物裂化脱硫的速度由大到小分别为:2 ,5 二甲基噻吩、 3 甲基噻吩、噻吩。

The chymase levels were ditermined by using the method of enzyme-linked immunosorbant assay in 45 cases of chronic hepatitis. Mast cell distribution in the specimens was determined immunohistochemically by using anti-chymase antibody.

采用酶联免疫吸附实验检测45例慢性肝炎肝组织中Chymase浓度,观察不同的纤维化分期(S1-S4),其肝组织中Chymase浓度;用免疫组织化学染色法观察Chymase单克隆抗体标记的肥大细胞分布情况。

The results show that the dye absorption and elimination capabilities for chemical oxygen demand of diatomite are higher than bentonite and fly ash.

结果表明,硅藻土的染料吸附效果和对污水化学需氧量的去除力均比粉煤灰及膨润土高。

Aim To further study the chemical constituents from the marcroporous adsorption resin 50% EtOH eluent of Drynaria fortunei.

摘要摘 要:目的研究骨碎补大孔吸附树脂柱色谱以体积分数50%乙醇洗脱部分的化学成分。

Aim To further study the chemical constituents from the marcroporous adsorption resin 50% EtOH eluent of Drynaria fortunei.

目的 研究骨碎补大孔吸附树脂柱色谱以体积分数50%乙醇洗脱部分的化学成分。

The study indicates that sea water and brine intrusion processes have different hydrochemical features;and that ion exchange and absorption actions between water and aquifer produce great influence to the intrusion.

研究表明,现代海水、卤水在入侵过程中的地下水水化学特征有明显不同;地下水与含水岩层间的离子交换与离子吸附作用对咸水的地下入侵过程产生重要影响。

Recent study proved that the thickness, microstructure, chemistry composition of oxide film can affected the biological corrosion-resistance ability, hydrophile property and bioactive macro molecule absorption, then affected the biocompatibility and the match process in the body.

目前的研究认为钛表面氧化膜的厚度、微观结构、化学成分及TiO_2的结构类型等,与材料的耐腐蚀性、表面亲水性和生物大分子的选择性吸附有着直接的关系,进而影响到钛的生物相容性以及在体内的愈合过程。

Quercetin, quercetin rhamnoside, hyperin, syringoside and eleutheroside E wereisolated from the flower of Acanthopanax senticosus. Searching bioactive natural compound and establishing quality evaluation standard arefocused on this experiment. Using cold immersing of 70% methanol to extract from flower ofAcanthopanax senticosus and integrating macroporous resin, silica gel column chromatography,sephadex gel to abstract. We obtained five monomer compounds (compoundⅠ-compoundⅤ),quercetin, quercetin rhamnoside, hyperin, syringoside and eleutheroside E. That five compoundswere determined by HPLC in eight parts of Acanthopanax senticosus (flower, root, leaf fruit,shoot, new shoot, phloem of shoot, skin of shoot), which provide science bases for establishingquality evaluation system and settle infarctate foundation.

本文以从刺五加花蕾中寻找具有重要生物活性的天然化合物和建立质量评价标准为主要目的,对其化学成分进行研究,采用70%甲醇冷浸的方法对刺五加花蕾中的成分进行提取,运用大孔树脂吸附色谱法、硅胶柱层析法以及葡聚糖凝胶柱层析相结合的方法进行分离,得到5种单体化合物,分别为槲皮素、槲皮素鼠李糖苷、金丝桃苷、紫丁香苷和刺五加苷E;利用高效液相色谱法对这5种化合物在刺五加花蕾中的含量进行了测定;考察了8个部位(花蕾、根、叶、果、茎干、新枝、茎韧皮部、茎皮)中这5种化合物的含量分布情况,并作一比较,为今后建立刺五加质量评价体系提供了科学依据,奠定了坚实的基础。

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推荐网络例句

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因,如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务,你就做你的事好了。

Who is in possession of this?

这是谁的?