Yazar "Sezgintürk, Mustafa Kemal" için listeleme
-
Glutathione (GSH) Determination by a Very Simple Electrochemical Method
Sezgintürk, Mustafa Kemal; Dinçkaya, Erhan (Springer, 2011)Glutathione (GSH; gamma-glutamylcysteinylglycine) is ubiquitous in mammalian and other living cells. It contains an unusual peptide linkage between the amine group of cysteine and the carboxyl group of the glutamate side ... -
Graphene oxide based electrochemical label free immunosensor for rapid and highly sensitive determination of tumor marker HSP70
Özcan, Burcu; Sezgintürk, Mustafa Kemal (Elsevier Science Bv, 2016)In this study, it is aimed to design a label free immunosensor for determination of HSP70 (heat shock protein 70). Glassy carbon electrode was used as a working electrode. Graphene oxide was covered on the working electrode ... -
Highly selective and sensitive sandwich immunosensor platform modified with MUA-capped GNPs for detection of spike Receptor Binding Domain protein: A precious marker of COVID-19 infection
Aydın, Elif Burcu; Aydın, Muhammet; Sezgintürk, Mustafa Kemal (Elsevier B.V., 2021)A label-free electrochemical biosensing system as a suitable analysis technique for COVID 19 specific spike receptor-binding domain protein (RBD) was developed with an aim to facilitate the diagnosis of coronavirus. A novel ... -
A highly selective electrochemical immunosensor based on conductive carbon black and star PGMA polymer composite material for IL-8 biomarker detection in human serum and saliva
Aydın, Muhammet; Aydın, Elif Burcu; Sezgintürk, Mustafa Kemal (Elsevier Advanced Technology, 2018)A new approach to enhance the electrochemical performance of biosensor was attempted by using Super P (c) carbon black/Star polymer composite material. In this study, we developed an electrochemical IL 8 biosensor by ... -
A Highly Selective Poly(thiophene)-graft-Poly(methacrylamide) Polymer Modified ITO Electrode for Neuron Specific Enolase Detection in Human Serum
Aydın, Muhammet; Aydın, Elif Burcu; Sezgintürk, Mustafa Kemal (Wiley-VCH Verlag, 2019)In this study, an impedimetric immunosensor based on polymer poly(thiophene)-graft-poly(methacrylamide) polymer (P(Thi-g-MAm)) modified indium tin oxide (ITO) electrode is developed for the detection of the Neuron Specific ... -
Highly sensitive electrochemical immunosensor based on polythiophene polymer with densely populated carboxyl groups as immobilization matrix for detection of interleukin 1 beta in human serum and saliva
Aydın, Elif Burcu; Aydın, Muhammet; Sezgintürk, Mustafa Kemal (Elsevier Science Sa, 2018)A new impedimetric immunosensor was fabricated for detection of Interleukin 1 beta (IL-1 beta) by using semi-conductive poly(2-thiophen-3-yl-malonic acid) (P3-TMA) as an immobilization matrix material and anti-IL-1 beta ... -
A highly sensitive immunosensor based on ITO thin films covered by a new semi-conductive conjugated polymer for the determination of TNF alpha in human saliva and serum samples
Aydın, Elif Burcu; Aydın, Muhammet; Sezgintürk, Mustafa Kemal (Elsevier Advanced Technology, 2017)A novel, ultrasensitive impedimetric immunosensor was constructed for the detection of tumor necrosis factor alpha (TNF alpha) by using Poly(3-thiophene acetic acid) (P3), a conjugated polymer as an immobilization matrix. ... -
A Hybrid Enzyme Biosensor Based on Sulfite Oxidase and Glucose Oxidase for the Analyzing of Sulfite and Glucose
Sezgintürk, Mustafa Kemal; Alaçam, Sencer; Altuğ, Çağrı; Akbayırlı, Pınar; Dinçkaya, Erhan (Univ Tehran, Fac Chemistry, Center Excellence Electrochemistry, 2012)In this study, we developed a hybrid biosensor based on sulfite oxidase and glucose oxidase for determination of sulfite and glucose. The principle of the measurements was based on the determination of the decrease in the ... -
Immobilization of anti-aflatoxin B1 antibody by UV polymerization of aniline and aflatoxin B1 detection via electrochemical impedance spectroscopy
Dinçkaya, Erhan; Kinik, Ozer; Sezgintürk, Mustafa Kemal; Altuğ, Çağrı; Akkoca, Aylin (Informa Healthcare, 2012)In the study, we investigated the practicality of the UV polymerization of aniline for anti-aflatoxin B1 antibody immobilization, and utilization of the resulting biosensor in the impedimetric determination of aflatoxin ... -
Immobilization techniques of nanomaterials
Aydın, Elif Burcu; Aydın, Muhammet; Sezgintürk, Mustafa Kemal (Elsevier, 2019)In recent years, nanomaterials have been widely utilized for the fabrication of biosensors and sensors due to their prominent features, such as high conductivity, large surface area, and excellent mechanical and optical ... -
Immunosensors Based on the Technology of Molecular Imprinted Polymers
Aydın, E.B.; Aydın, M.; Sezgintürk, Mustafa Kemal (Elsevier, 2021)Molecularly imprinted polymer (MIP)-based biosensors have successfully been utilized for sensitive and selective biosensing of different analytes because of imprinted molecular cavities present on the transducer surface. ... -
Impedimetric Detection of Calreticulin by a Disposable Immunosensor Modified with a Single-Walled Carbon Nanotube-Conducting Polymer Nanocomposite
Aydın, Elif Burcu; Aydın, Muhammet; Sezgintürk, Mustafa Kemal (Amer Chemical Soc, 2022)A label-free impedimetric immunosensing system was constructed for ultrasensitive determination of the calreticulin (CALR) biological marker in human serum samples utilizing an electrochemical impedance spectroscopy analysis ... -
An impedimetric immunosensor for highly sensitive detection of IL-8 in human serum and saliva samples: A new surface modification method by 6-phosphonohexanoic acid for biosensing applications
Aydın, Elif Burcu; Sezgintürk, Mustafa Kemal (Academic Press Inc Elsevier Science, 2018)In this study, we fabricated a sensitive and label-free impedimetric immunosensor based on 6-phosphonohexanoic acid (PHA) modified ITO electrode for detection of interleukin-8 (IL-8) in human serum and saliva. PHA was first ... -
Impedimetric immunosensors for detection of biomarkers
Karaboğa, Munteha Nur Sonuç; Sezgintürk, Mustafa Kemal (Elsevier, 2022)Immunosensing strategy is generally based on strong interactions between an antibody and an antigen. However, in an immunosensor system the antibody is frequently immobilized on a transducer element to detect the antigen ... -
An impedimetric vascular endothelial growth factor biosensor-based PAMAM/cysteamine-modified gold electrode for monitoring of tumor growth
Sezgintürk, Mustafa Kemal; Uygun, Zihni Onur (Academic Press Inc Elsevier Science, 2012)In the present work, we have developed a new biosensor based on fourth-generation (G4) PAMAM dendrimers for the analysis of vascular endothelial growth factor (VEGF). First, the PAMAM dendrimers were covalently attached ... -
Indium tin oxide (ITO): A promising material in biosensing technology
Aydın, Elif Burcu; Sezgintürk, Mustafa Kemal (Elsevier Sci Ltd, 2017)This review focuses on the recent advances in indium tin oxide (ITO) based biosensors and sensors, which are utilized in different areas such as clinical diagnosis, food analysis and environmental monitoring. The purpose ... -
Introducing a new method for evaluation of the interaction between an antigen and an antibody: Single frequency impedance analysis for biosensing systems
Özcan, Burcu; Demirbakan, Burçak; Yeşiller, Gülden; Sezgintürk, Mustafa Kemal (Elsevier Science Bv, 2014)This paper illustrates the application of an antibody, anti-parathyroid hormone (anti-PTH), as a bioreceptor in a biosensor system for the first time, and demonstrates how this biosensor can be used in parathyroid hormone ... -
An ITO Based Disposable Biosensor for Ultrasensitive Analysis of Retinol Binding Protein
Sayıklı Şimşek, Çiğdem; Teke, Mustafa; Sezgintürk, Mustafa Kemal (Wiley-V C H Verlag Gmbh, 2014)A highly sensitive electrochemical biosensor based on anti-RBP biorecognition capable to analyze concentrations of retinol binding protein (RBP) was developed. The construction of the biosensor interfaces was carefully ... -
Label-free and reagent-less electrochemical detection of nucleocapsid protein of SARS-CoV-2: an ultrasensitive and disposable biosensor
Aydın, Elif Burcu; Aydın, Muhammet; Sezgintürk, Mustafa Kemal (Royal Soc Chemistry, 2022)A novel selective and ultrasensitive sandwich biosensor was developed for the detection of nucleocapsid biomarkers of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The biosensor fabrication strategy was ... -
A label-free electrochemical biosensor for direct detection of RACK 1 by using disposable, low-cost and reproducible ITO based electrode
Törer, Hakan; Aydın, Elif Burcu; Sezgintürk, Mustafa Kemal (Elsevier Science Bv, 2018)In this study we designed an ultrasensitive electrochemical immunosensor for RACK 1 detection using 11-cyanoundecyltrimethoxysilane (11-CUTMS) as a immobilization matrix to immobilize biorecognition element. The used silane ...