Simultaneous Determination of Glucose and Cholesterol in Milk Samples by Means of a Screen-Printed Biosensor and Artificial Neural Networks.
本文报道了一种用于在风味牛奶样品中同时定量葡萄糖和胆固醇的双酶伏安生物传感器。该传感器以碳丝网印刷电极为基底,在其工作电极、对电极和参比电极上覆盖浸渍葡萄糖氧化酶(GOx)和胆固醇氧化酶(ChOx)的滤纸圆盘,并加入铁氰化钾作为电子介导剂。葡萄糖和胆固醇分别被相应氧化酶催化,使辅酶FAD还原为FADH2,随后被铁氰化物再氧化生成亚铁...