Streptavidin has a remarkably high affinity for its natural ligand, biotin.
链霉亲和素与它的配体具有显著的高亲和力。
PBS is often used for diluting secondary antibodies or streptavidin-HRP conjugate.
PBS是通常用于稀释二级抗体或生物素- HRP的结合。
Streptavidin system and magnetic beads isolation technique, providing a new way to study DNA?
链亲和素结合磁珠分离技术的新方法，为研究DNA ？
The receptive group can be an antibody, a fragment of an antibody, an avidin, a streptavidin, or a biotin moiety.
该接受基团可以是抗体、抗体片段、抗生物素蛋白、链霉抗生物素蛋白、或生物素基序。
An MHC class I tetramer was composed of 4 MHC class I complexes and a fluorescently labeled streptavidin molecule.
MHCI类四聚体是由4个MHC I类复合物和一个带有荧光标的亲和素分子组成的。
Methods the PCNA index (PI) was detected by the immunohistochemistry method of streptavidin in the PCNA positive samples.
方法：采用链酶亲和素-过氧化物酶标记免疫组织化学方法，在PCNA阳性标本中测定增殖指数(PI)。
Because of its strong non-covalent interaction with biotin, streptavidin can be used to isolate biotinylated proteins (1,2).
因为它的强高亲和力非共价结合，链霉素亲和素可以用于检测和分离生物素化的蛋白（1.2）。
In addition, streptavidin coupled microsphere solution is introduced to to enlarge detection signal of the biotin-linked antibody.
此外，链霉抗生物素蛋白的耦合微球溶液被引入，以放大的生物素联型抗体的检测信号。
Specific binding of streptavidin coated fluorescent microparticles to the spots was promoted by applying a controlled continuous microparticle flow.
可通过利用一种可调控的连续的微粒子流可促进对包被荧光微粒子的链霉亲和素特异性斑点的结合。
To obtain the anti-transferrin receptor scFv and streptavidin(SA) recombinant fusion proteins which were high-efficiently and solubly expressed in E.
拟获得在大肠杆菌中能高效可溶表达的转铁蛋白受体单链抗体与链亲和素（SA）的重组融合蛋白。
Methods the submandibular gland tissues of the 16 SD health rats were taken to examine by the immunohistochemical streptavidin-peroxidase (SP) technique.
方法取16只健康的SD大鼠下颌下腺，采用免疫组织化学SP法进行染色。
Streptavidin is a 53,000 dalton tetrameric protein purified from the bacterium Streptomyces avidinii (3). Each subunit binds to biotin with extremely high affinity.
链霉素亲和素是从链霉亲生物素蛋白中分离出来的53，000道尔顿的同源四聚体（3），每一个链霉素亲和素的亚基可以与维生素形成高亲和力非共价结合。
Method 4 kinds of block buffer, the different concentration of anti-MIF and biotin-anti-MIF, the different dilution of streptavidin-HRP are used for titration of ELISA test.
方法采用方阵滴定法，比较4种封闭液、不同稀释度的捕获抗体、检测抗体和辣根过氧化酶标记链菌素对检测结果的影响，确定ELISA法的最佳实验条件。
The complex and irregular structure of the biotin-binding site makes it highly optimized for biotin binding and confers great specificity to the streptavidin-biotin complexes (4).
生物素结合位点的复杂性和结构的不规则性使得它最适合与生物素结合并且表现出与链霉素亲和素-生物素复合体的高度特异性(4)。
Methods The expression of PIG11 protein in 319 cases of human normal tissues and corresponding tumor tissues was determined by immunohistochemical peroxidase-conjugated streptavidin(SP) method.
方法利用免疫组化SP法检测PIG11蛋白在319例人体正常组织及其相应肿瘤组织中的表达。
Immunohistochemical streptavidin-peroxidase (S-P) method was used to detect the expression of MMP-9, TIMP-1, in 15 cases with partial hydatidiform moles and 55 cases with complete hydatidiform mole.
应用链霉菌抗生物素蛋白—过氧化物酶免疫组织化学方法检测15例部分性葡萄胎、55例完全性葡萄胎滋养细胞中MMP-9、TIMP-1表达。
The magnetic nanoparticle probe was prepared by specifically connecting the streptavidin-conjugated magnetic nanoparticles and the antibody of analyte via the strong streptavidin-biotin interaction.
采用链霉亲和素包被磁纳米粒子，将生物素标记的特异性抗体偶联在磁纳米粒子上，制备出高特异性的磁纳米探针；
An amplified immunoassay with improved sensitivity has been proposed based on two-step amplification procedures of enzyme-catalyzed precipitation and biotin-streptavidin binding system (in Chapter 3).
在用于实际试样的回收率测定中，结果良好。(2)提出了一种基于酶催化沉积底物和生物素-亲和素两步放大的超灵敏免疫检测方法(第3章)。
An amplified immunoassay with improved sensitivity has been proposed based on two-step amplification procedures of enzyme-catalyzed precipitation and biotin-streptavidin binding system (in Chapter 3).
在用于实际试样的回收率测定中，结果良好。(2)提出了一种基于酶催化沉积底物和生物素-亲和素两步放大的超灵敏免疫检测方法(第3章)。
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