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Carbon Nanotube Modified Screen Printed Electrodes: Pyranose Oxidase Immobilization Platform for Amperometric Enzyme Sensors

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dc.creator ODACI DEMIRKOL, Dilek
dc.creator OZDEMIR, Caglar
dc.creator PILLOTON, Roberto
dc.creator TIMUR, Suna
dc.date 2017-03-27T00:00:00Z
dc.date.accessioned 2019-07-09T12:00:35Z
dc.date.available 2019-07-09T12:00:35Z
dc.identifier http://dergipark.org.tr/sdufenbed/issue/30898/334444
dc.identifier 10.19113/sdufbed.06618
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/46823
dc.description Here, a novel enzymatic biosensor was developed using multiwalled carbon nanotube including screen printed electrodes (MWCNT-SPE). Pyranose oxidase (PyOx) was immobilized on the electrode surface by way of gelatin membrane and then cross-linked using glutaraldehyde. Glucose was detected at -0.7 V (vs. Ag/AgCl) by watching consumed oxygen in enzymatic reaction after addition substrate. After optimization of pH and enzyme loading, the linearity was found in the range of 0.1–1.0 mM of glucose. After that, the effect of MCNT on the current was tested. Also the enzymatic biosensor including glucose oxidase instead of pyranose oxidase was prepared and the biosensor response followed for glucose. Furthermore, this system was tested for glucose analysis in soft drinks.
dc.format application/pdf
dc.publisher Süleyman Demirel University
dc.publisher Süleyman Demirel Üniversitesi
dc.relation http://dergipark.org.tr/download/article-file/334689
dc.source Volume: 21, Issue: 1 286-291 en-US
dc.source 1308-6529
dc.subject Pyranose oxidase,Multiwalled carbon nanotube; Screen printed electrode; Glucose analysis; Gelatin
dc.title Carbon Nanotube Modified Screen Printed Electrodes: Pyranose Oxidase Immobilization Platform for Amperometric Enzyme Sensors en-US
dc.type info:eu-repo/semantics/article


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