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FTO – an Electrode Material for the Stable Electrochemical Determination of Dopamine
Electroanalysis ( IF 2.7 ) Pub Date : 2017-12-15 , DOI: 10.1002/elan.201700552
Gero Göbel 1 , Anja Talke 2 , Fred Lisdat 1
Affiliation  

Dopamine and other catecholamines play a keyrole for the interaction of numerous processes in the neuronal network. Hence, numerous detection methods have been developed. Electrochemical sensor developments for catecholamines are characterized mostly by complex modification strategies in order to avoid a disturbance of the sensor signal by interfering substances. Here the application of fluorine doped tin oxide (FTO) as electrode material for dopamine detection is reported avoiding the necessity of expensive modifications and stability problems. This FTO based electrode allows the discrimination between dopamine and its precursor as well as its methylated degradation product and is not disturbed by typical interfering compounds (ascorbic acid, uric acid) and is characterized by high linearity and stability of the sensor signal for repeated measurements.

中文翻译:

FTO –稳定电化学测定多巴胺的电极材料

多巴胺和其他儿茶酚胺对神经网络中许多过程的相互作用起着关键作用。因此,已经开发了许多检测方法。儿茶酚胺的电化学传感器开发主要以复杂的修饰策略为特征,以避免干扰物质干扰传感器信号。在此报道了氟掺杂的氧化锡(FTO)作为用于多巴胺检测的电极材料的应用,避免了昂贵的修饰和稳定性问题的必要性。这种基于FTO的电极可区分多巴胺及其前体及其甲基化的降解产物,并且不受典型的干扰化合物(抗坏血酸,
更新日期:2017-12-15
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