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Building Biosensors by Immobilizing Hemoglobin and Silver Nanoparticles and Using Nafion Membrane
Author(s): 
Pages: 14-19
Year: Issue:  3
Journal: Journal of Wuyi University(Natural Science Edition)

Keyword:  血红蛋白Nafion银纳米粒子NO-2生物传感器;
Abstract: 利用Nafion膜将血红蛋白(Hb)和银纳米粒子(AgNPs)固载到玻碳电极表面制作NO-2生物传感器. 循环伏安实验表明:Hb/AgNPs/Nafion膜电极在pH值为6.9的PBS缓冲溶液中呈现出一对明显的HbFe(Ⅲ)/(Ⅱ)氧化还原峰,该电极对NO-2有良好的催化作用,线性范围为2.0×10-5~3.4×10-4 mol/L(n=18,R=0.997),检测限为1.2×10-16 mol/...
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