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Worthington胰蛋白酶IUB：3.4.21.4CAS：9002-07-7 酶促反应 （图像将在新窗口中打开） 胰蛋白酶是一种胰腺丝氨酸蛋白酶，具有基于带正电荷的赖氨酸和精氨酸侧链的底物特异性（Brown and Wold 1973）。该酶经胰腺排泄，并参与食物蛋白质的消化和其他生物过程。胰蛋白酶是一种中等大小的球状蛋白，是一种无活性的酶，即胰蛋白酶原（Chen
Worthington公司新闻
热烈庆祝上海蚂蚁淘科技有限公司成为worthington上海代理,感谢worthington公司对我公司的信任和支持！我公司现在签约代理品牌超过20家，品牌来自美国，德国，法国，英国，加拿大以色列等欧美国家，产品种类齐全。一站式采购专家：官网：http://www.yubiotech.com|商城：http://www.ybiotechmall.comworthington上海代理，简介：蚂蚁淘公司做为worthington上海代理，专业经营原装进口胎牛血清、细胞因子、ELISA试剂盒、细胞、 ...
2018-08-26
阅读量(199)
Clostripain (Endoproteinase-Arg-C)Chromatographically purified. A dialyzed, lyophilized pre-activated powder.Store at 2-8°C.≥50 units per mg dry weightSource: Clostridium histolyticumI.U.B.: 3.4.22.8 Clostripain (Endoproteinase-Arg-C) is a two cha...
2019-01-09
阅读量(1)
Amino Acid Oxidase, D-Chromatographically purified. A lyophilized powder.Store at 2-8°C.≥2 units per mg dry weightSource: Porcine KidneyI.U.B.: 1.4.3.3D-amino acid oxidase is a flavoprotein. D-amino acid oxidase derived from porcine liver has been...
2019-01-09
阅读量(9)
Collagenase Vial, NCISSource: Clostridium histolyticumA component of the NCIS kit. This material is 0.22 micron membrane filtered and lyophilized in autoclaved vials. A vial reconstituted with 5 ml of HBSS or equivalent yields a solution of 300 units...
2019-01-24
阅读量(8)
Hexokinase, LyophilizedChromatographically purified. A lyophilized powder containing ~30% buffer/stabilizer. Phosphohexose isomerase, 6-phosphogluconate dehydrogenase, adenylate kinase and creatine phosphokinase contaminant activities are 0.10%, 0.00...
2019-02-06
阅读量(2)
Protease, S. aureus, Sequencing GradeChromatographically purified according to Drapeau, G, et.al, JBC, 247, 6720 (1972). Supplied as a lyophilized powder containing 10µg or 50µg protein.Store at 2-8°C.N/ASource: Staph aureus V8I.U.B.: 3.4...
2019-03-08
阅读量(2)
Lactate Dehydrogenase, LyophilizedSource: Rabbit MuscleChromatographically purified. A lyophilized powder.Store at 2-8°C.≥250 units per mg proteinSource: Rabbit MuscleI.U.B.: 1.1.1.27 Mammalian lactate dehydrogenases (LDH) exist as five tetrameric...
2019-04-03
阅读量(2)
Elastase, PurifiedChromatographically purified. A lyophilized powder.Store at 2-8°C.REQUIRES SPECIAL SHIPPING: ICE PACK≥8 units per mg proteinSource: Porcine PancreasI.U.B.: 3.4.21.36Porcine pancreatic elastase has a molecular weight of 25.9 kDa, ...
2019-05-28
阅读量(12)
worthington磷酸酶磷酸酶，碱性测定分析（鸡肠酶）方法：磷酸酶活性的测定是基于Brandenberger和Hanson（1953）和Hofstee（1954）的工作。确定了该酶对邻羧基苯基磷酸酯的初始水解速率的催化作用。与磷酸酯不同，水杨酸最大吸收约300 nm的光。因此水解率可以通过吸光度的增加来确定。在规定的条件下，一个单元在25°C和pH 8.8下每分钟水解一微摩尔的邻羧基苯基磷酸酯。试剂种类0.1 M Tris·HCl，pH 8.50.2 M甘氨酸，pH 8...
2020-03-23
阅读量(43)
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