4 条结果 关键词:碳毡 ×

Carbon Felt-Based Bioelectrocatalytic Flow-Through Detectors: 2,6-Dichlorophenol Indophenol and Peroxidase Coadsorbed Carbon-Felt for Flow-Amperometric Determination of Hydrogen Peroxide.

Materials (Basel, Switzerland) 2014 Wang Y, Hasebe Y

本研究将2,6-二氯酚靛酚(DCIP)与辣根过氧化物酶(HRP)从其混合水溶液中,在超声照射下共吸附于多孔碳毡(CF)表面5 min,制备DCIP/HRP-CF电极。该电极对过氧化氢(H2O2)还原表现出优异的生物电催化活性,且DCIP与HRP共吸附是获得较大生物电催化电流的关键。以DCIP/HRP-CF作为工作电极单元,构建了生物...

Uricase-adsorbed carbon-felt reactor coupled with a peroxidase-modified carbon-felt-based H2O2 detector for highly sensitive amperometric flow determination of uric acid.

Journal of pharmaceutical and biomedical analysis 2012 Wang Y, Hasebe Y

将尿酸酶(UOx)物理吸附于多孔碳毡(CF)表面,制备UOx-CF柱式酶反应器,并与辣根过氧化物酶(HRP)和硫堇(Th)共吸附碳毡(HRP/Th-CF)生物电催化H2O2流动检测器联用,构建尿酸流动安培生物传感器。在UOx-CF反应器中,UOx催化尿酸氧化生成H2O2;H2O2随载流进入HRP/Th-CF检测器,在-0.05 V(...

Acridine orange-induced signal enhancement effect of tyrosinase-immobilized carbon-felt-based flow biosensor for highly sensitive detection of monophenolic compounds.

Analytical and bioanalytical chemistry 2011 Wang Y, Hasebe Y

将酪氨酸酶(TYR,EC 1.14.18.1)从含吖啶橙(AO)的混合缓冲液中,共价修饰到三聚氯氰(CC)活化的碳毡(CF)表面,制备 TYR/AO-CF 工作电极,用于电化学流动检测单酚和双酚类化合物(对氯苯酚 p-CP、对甲酚、苯酚、邻苯二酚)。该传感器在 −0.05 V(vs. Ag/AgCl)下检测酶催化生成的邻醌的还原电流...

Highly sensitive flow-biosensor for toxic phenolic compounds using tyrosinase and acridine orange-adsorbed carbon felt.

Journal of environmental sciences (China) 2009 Wang Y, Hasebe Y

将酪氨酸酶(TYR, EC 1.14.18.1)与吖啶橙(AO)共同物理吸附于碳毡(CF)表面,AO的共吸附对防止TYR在CF表面变性至关重要。所得TYR/AO-CF被用作新型高灵敏度安培流动生物传感器的检测单元,用于检测有毒氯酚化合物。注入200 μL酚类标准溶液后,在-50 mV(vs Ag/AgCl)下检测由TYR催化氧化(酚...