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在色谱分析、有机合成和交叉偶联反应领域已被 0 篇同行评审文献引用。
前脑源性神经营养因子(proBDNF)优先与p75NTR(泛神经营养素受体p75)和含vps10p域的受体sortilin相互作用,并诱导神经元凋亡,而成熟的BDNF则选择性地与TrkB激酶受体结合,具有极大的亲和力,促进神经元的生存、生长和分化。由于原神经营养素和成熟的神经营养素带来了相反的生物效应,proBDNF在神经元系统中的裂解是以特定的和依赖于细胞环境的方式调节的。proBDNF在大脑中神经营养作用的负向调节中具有重要作用。 本试剂盒采用双抗体夹心法酶联免疫吸附试验(ELISA)。往预先包被有人前脑源性神经营养因子(ProBDNF)捕获抗体的微孔中,依次加入样本、标准品、生物素标记的检测抗体,HRP酶结合物,中间经过温育和洗涤,用底物TMB显色,TMB在过氧化物酶(HRP)的催化下转化成蓝色,并在酸的作用下转化成最终的黄色。颜色的深浅和样本中的人前脑源性神经营养因子(ProBDNF)呈正相关。用酶标仪在450nm 波长下测定吸光度(OD值),计算样本浓度。
This kit employs the sandwich enzyme-linked immunosorbent assay (ELISA) principle. Microplate wells are pre-coated with a capture antibody specific to Human ProBDNF. Following this, the sample, standards, a biotin-conjugated detection antibody, and an HRP (horseradish peroxidase)-labeled conjugate are added sequentially to the wells. The procedure involves incubation and wash steps between each addition. For detection, TMB substrate is used. TMB yields a blue color in the presence of the peroxidase activity of HRP. The reaction is then stopped with an acid solution, which converts the blue color to a final yellow color. The intensity of the yellow color is directly proportional to the concentration of Human ProBDNF present in the sample. The optical density (OD) is measured at a wavelength of 450 nm using a microplate reader. Finally, the concentration of the target analyte in the sample is calculated based on the standard curve generated from the standards.