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≥80% (HPLC), powder
cow ... INS(280829)
P01317
Insulin Chain B Oxidized from bovine pancreas has been used: •as a matrix-assisted laser desorption/ionization (MALDI)-mass spectrometry (MS) calibration standard •in electrochemical impedance spectroscopy and quartz crystal nanobalance (EQCN) studies of insulin adsorption on platinum •as an internal standard to quantify insulin chain B residue in protein samples
Insulin is made up of two polypeptide chains (A and B) linked together by two disulfide linkages. Chain A and B are composed of 21 amino acids and 30 amino acids, respectively.
胰岛素调节细胞对葡萄糖、氨基酸和脂肪酸的摄取、使用和储存。可抑制糖原、蛋白质和脂肪的降解。β 链是羧肽酶 Y 的底物。
制备参照 Sanger, F. 等人的方法并加以改进
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