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1)  isoionic point
等电点法
1.
This paper is a study on extracting protein from the powder of spirulina platensis by remoistening,mechanical broken wall of colloid mill, homogenization and isoionic point.
以钝顶螺旋藻粉为原料, 经复水、胶磨、均质、浸提, 及等电点法, 提取其中的蛋白质,同时研制出钝顶螺旋藻蛋白质提取工艺条件, 使产品的蛋白质含量达89-8 % 。
2.
Using the leaves of Moringa oleifera as raw materials,under a series treatments of remoistening,homogenization,soaking and isoionic point,the protein in the leaves could be extracted.
以辣木叶粉为原料,采取复水、均质、浸提及等电点法,提取其中的蛋白质。
2)  isoelectric dyeing method
等电点染色法
3)  method of precipitating at isoelectricpoint
等电点沉淀法
1.
Objective To compare the purity of prothrombin purified by method of precipitating at isoelectricpoint and adsorption method with barium citrate from blood plasma of pig.
目的比较等电点沉淀法和柠檬酸钡吸附法从猪血浆中提取凝血酶原的纯度。
4)  capillary IEP focusing
毛细管等电点聚焦法
1.
Comparative study of determining IEP and IEP distribution of gelatin with turbidimetry/spectrometry and capillary IEP focusing methods;
浊度/分光光度法与毛细管等电点聚焦法测定明胶等电点及其分布的比较研究(英文)
2.
A comparative study on the determination of the IEP and IEP distribution of gelatin with turbidimetry/spectrometry and capillary IEP focusing methods;
浊度/分光光度法和毛细管等电点聚焦法测定明胶等电点及其分布的比较研究
5)  isoelectric point
等电点
1.
The measurement of isoelectric point of water-soluble N-(2-carboxylbenzoyl) chitosan;
水溶性N-(2-羧基苯甲酰基)化壳聚糖等电点的测定
2.
Initial Assay of Isoelectric Point of Bovine Thrombin;
牛凝血酶等电点的初步测定
3.
Enzymolysis of residue of rice and determination of its protein isoelectric point;
米渣酶解工艺及其蛋白等电点测定
6)  pI [英][pai]  [美][paɪ]
等电点
1.
The pI determination of extracted protein from two flaxseed cakes;
两种胡麻饼粕提取蛋白质等电点测定
2.
Basic Bioinformatic Studies of Proteomic Expression Profile and Multi-modality Distribution of pI Values in Whole Proteome;
蛋白质组表达谱基本生物信息学研究及全蛋白质组等电点分布研究
3.
Dissolving character and pI of amphoteric surfactants were briefly discussed,three types of typical pI behaviors and KP temperatures of amphoteric surfactants were given.
简要讨论了两性表面活性剂特有的等电点现象和三种典型的等电点行为。
补充资料:明胶等电点
分子式:
CAS号:

性质: 明胶具有两性聚电解质的特性,分子链中含有带正电的基团和带负电的基团,在电场中明胶分子会发生移动。酸性溶液中,明胶分子表现为碱性,偏于带正电,在电场中向负极移动;碱性溶液中,偏于带负电而向正极移动。当溶液处于某一PH值时,明胶分子所带的正负电荷相等,在电场中不发生移动,此时溶液的PH值即为明胶的等电点(pl):等电点是明胶很重要的物理化学性能之一。当明胶处于等电点PH值时,许多物性都发生变化,如黏度、溶胀性、沉降性等都处于最低值,这对明胶生产和应用有特殊意义。

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