Yazar "Tepeli, Yudum" için listeleme
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Application of Centri-voltammetry to Cytosensors: Cyto-centrivoltammetry
Tepeli, Yudum; Barlas, Fırat Barış; Timur, Suna; Anık, Ülkü (Pergamon-Elsevier Science Ltd, 2016)In this work, a centri-voltammetric cytosensor suitable for the for detection of folate receptor positive cervical cancer (HeLa) cells was developed for the first time. In order to see the effect of centrifugation, developed ... -
Bismuth Nanoparticles Incorporated Centri-voltammetry for Phenol Detection
Oren, Tugba; Tepeli, Yudum; Anık, Ülkü (Wiley-V C H Verlag Gmbh, 2015)A novel approach has been developed for phenol detection by combining centri-voltammetry with bismuth nanoparticles that are used as carrier reagent. The interaction between bismuth and phenol and also the application of ... -
Centri-voltammetric dopamine detection
Sultan, Sinan Cemgil; Sezer, Esma; Tepeli, Yudum; Anık, Ülkü (Royal Soc Chemistry, 2014)Centri-voltammetry, which includes the combination of centrifugal forces and voltammetry, is a kind of new method. In this work, centri-voltammetry was applied for the detection of the very important biological molecule ... -
Combination of a poly(3,4-ethylene-dioxythiophene) electrode in the presence of sodium dodecyl sulfate with centri-voltammetry
Tepeli, Yudum; Aslan, Sema; Sezer, Esma; Anık, Ülkü (Royal Soc Chemistry, 2015)A poly(3,4-ethylene-dioxythiophene) (PEDOT) electrode was prepared by electropolymerization of 3,4-ethylene-dioxythiophene (EDOT) in the presence of sodium dodecyl sulfate (SDS). The electrode was combined with centri-voltammetry ... -
Comparison of in uence of nanomaterials on a glassy carbon pasteelectrode-based bioanode in biofuel cells
Aslan, Sema; Tutum, Murat; Tepeli, Yudum; Anık, Ülkü (2016)This paper presents a comparative study of nanomaterial modi ed glassy carbon paste electrodes (GCPEs)used as bioanodes in enzymatic biofuel cells. The developed bioanode electrodes were obtained by modi cation ofcomposite ... -
Comparison of influence of nanomaterials on a glassy carbon paste electrode-based bioanode in biofuel cells
Aslan, Sema; Tutum, Murat; Tepeli, Yudum; Anık, Ülkü (Scientific Technical Research Council Turkey-Tubitak, 2016)This paper presents a comparative study of nanomaterial modified glassy carbon paste electrodes (GCPEs) used as bioanodes in enzymatic biofuel cells. The developed bioanode electrodes were obtained by modification of ... -
Comparison of performances of bioanodes modified with graphene oxide and graphene-platinum hybrid nanoparticles
Tepeli, Yudum; Anık, Ülkü (Elsevier Science Inc, 2015)The performances of graphene oxide (GO) and graphene-platinum hybrid nanoparticles (Gr-Pt hybrid NPs) were compared for biofuel cell (BFC) systems. This is the first study that constitutes these nanomaterials in BFC systems. ... -
Electro-nano Diagnostic Platforms for Simultaneous Detection of Multiple Cancer Biomarkers
Kalyoncu, Dorukhan; Tepeli, Yudum; Kırgöz, Umut Can; Buyraç, Arda; Anık, Ülkü (Wiley-V C H Verlag Gmbh, 2017)In this study, a bimetallic nanomaterial-based electrochemical immunosensor was developed for the detection of carcinoembryonic antigen (CEA) and vascular endothelial growth factor (VEGF) cancer biomarkers at the same time. ... -
Electrochemical biosensors for influenza virus a detection: The potential of adaptation of these devices to POC systems
Tepeli, Yudum; Anık, Ülkü (Elsevier Science Sa, 2018)Influenza virus A still causes serious pandemics every year which result in high mortality. Though there are promising developments involving newly emerged diagnostic tests for the detection of this virus, the "perfect" ... -
An electrochemical cytosensor based on a PAMAM modified glassy carbon paste electrode
Tepeli, Yudum; Demir, Bilal; Timur, Suna; Anık, Ülkü (Royal Soc Chemistry, 2015)A novel electrochemical cytosensor was developed based on PAMAM and a folic acid (FA) modified glassy carbon paste electrode (GCPE) where HeLa cells were utilized as model cancer cells. For this purpose, gold nanoparticles ... -
Electrochemical detection of influenza virus H9N2 based on both immunomagnetic extraction and gold catalysis using an immobilization-free screen printed carbon microelectrode
Sayhi, Maher; Ouerghi, Oussama; Belgacem, Kamel; Arbi, Marwa; Tepeli, Yudum; Ghram, Abdeljalil; Diouani, Mohamed Fethi; Anık, Ülkü (Elsevier Advanced Technology, 2018)Influenza is a viral infectious disease considered as a source of many health problems and enormous socioeconomic disruptions. Conventional methods are inadequate for in-field detection of the virus and generally suffer ... -
Fabrication of Electrochemical Model Influenza A Virus Biosensor Based on the Measurements of Neuroaminidase Enzyme Activity
Anık, Ülkü; Tepeli, Yudum; Diouani, Mohamed F. (Amer Chemical Soc, 2016)Neuroaminidase (NA) enzyme is a kind of glycoprotein that is found on the influenza A virus. During infection, NA is important for the release of influenza virions from the host cell surface together with viral aggregates. ... -
Graphene-metallic nanocomposites as modifiers in electrochemical glucose biosensor transducers
Altuntaş, Derya Bal; Tepeli, Yudum; Anık, Ülkü (Iop Publishing Ltd, 2016)Graphene sheets and three different graphene-metallic nanocomposites including graphene-copper (graphene-Cu), graphene-nickel (graphene-Ni) and graphene-platinum (graphene-Pt) were prepared and characterized in the first ... -
Preparation, Characterization and Electrochemical Application of Graphene-metallic Nanocomposites
Tepeli, Yudum; Anık, Ülkü (Wiley-V C H Verlag Gmbh, 2016)Three different Graphene-Metallic (Graphene-Me) nanocomposites - Graphene-Silver (Graphene-Ag), Graphene-Gold (Graphene-Au) and Graphene-Platinum (Graphene-Pt) nanocomposites - were prepared and characterized. The ... -
Towards the electrochemical diagnostic of influenza virus: development of a graphene-Au hybrid nanocomposite modified influenza virus biosensor based on neuraminidase activity
Anık, Ülkü; Tepeli, Yudum; Sayhi, Maher; Nsiri, Jihene; Diouani, Mohamed Fethi (Royal Soc Chemistry, 2018)An effective electrochemical influenza A biosensor based on a graphene-gold (Au) hybrid nanocomposite modified Au-screen printed electrode has been developed. The working principle of the developed biosensor relies on the ...
