Bölüm "Fakülteler, Fen Edebiyat Fakültesi, Kimya Bölümü" PubMed İndeksli Yayın Koleksiyonu için listeleme
Toplam kayıt 68, listelenen: 21-40
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Development and validation of a sensitive spectrofluorimetric method for the determination of amoxapine in human plasma and urine
(Wiley-Blackwell, 2014)A selective and sensitive spectrofluorimetric method was developed and validated for the determination of amoxapine in human plasma and urine. The developed method is based on labeling with 5-dimethylaminonaphthalene-1-sulfonyl ... -
Development of a gold nanoparticles-based colorimetric sensor for the indirect determination of ammonium dinitramide and tetryl
(Elsevier B.V., 2021)Ammonium dinitramide (ADN) is a strong, environmentally friendly oxidizer used in composite solid rocket propellants. As there is no reliable colorimetric sensor for ADN assay applicable to in-field screening, we developed ... -
Development of an impedimetric aflatoxin M1 biosensor based on a DNA probe and gold nanoparticles
(Elsevier Advanced Technology, 2011)The present work describes the construction and application of a new DNA biosensor for detection of aflatoxin M1. In order to immobilize a thiol-modified single stranded DNA (ss-HSDNA) probe that specifically bound aflatoxin ... -
Dimethoxyindoles based thiosemicarbazones as multi-target agents; synthesis, crystal interactions, biological activity and molecular modeling
(Academic Press Inc Elsevier Science, 2022)Alzheimer's disease (AD) is known as one of the most devastating neurodegenerative disease diagnosed for the old-aged people and cholinesterase inhibitors (ChEI) can be used as an effective palliative treatment for AD. A ... -
Electrochemical (bio)sensors based on carbon quantum dots, ionic liquid and gold nanoparticles for bisphenol
(Academic Press Inc Elsevier Science, 2023)Electrochemical (bio)sensors were developed for bisphenol A (BPA) determination. Screen printed carbon electrode (SPCE) was modified with ionic liquid 1- butyl-3-methylimidazolium tetrafluoroborate (IL), carbon quantum ... -
Electrochemical biosensor based on self-assembled monolayers modified with gold nanoparticles for detection of HER-3
(Elsevier Science Bv, 2014)We have developed a new immunological biosensor for ultrasensitive quantification of human epidermal growth factor receptor-3(HER-3). In order to construct the biosensor, the gold electrode surface was layered with, ... -
Electrochemical biosensors for hormone analyses
(Elsevier Advanced Technology, 2015)Electrochemical biosensors have a unique place in determination of hormones due to simplicity, sensitivity, portability and ease of operation. Unlike chromatographic techniques, electrochemical techniques used do not require ... -
An epoxysilane modified indium tin oxide electrode for the determination of PAK 2: Application in human serum samples
(Elsevier B.V., 2019)In this study, a sensitive immunosensor was developed for the first time for p21-activated kinase 2 (PAK 2) detection. In the design of the immunosensor, 3-glycidoxypropyltrimethoxysilane (GPTMS) was utilized as an ITO ... -
Fabrication of a highly sensitive disposable immunosensor based on indium tin oxide substrates for cancer biomarker detection
(Academic Press Inc Elsevier Science, 2014)Anti-HER-3 antibody was used for the first time in a disposable immunosensor based on indium tin oxide (ITO) substrate for HER-3 quantification. Anti-HER-3 was immobilized onto ITO substrate by 3-aminopropyl)triethoxysilane ... -
Graphene oxide based electrochemical label free immunosensor for rapid and highly sensitive determination of tumor marker HSP70
(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 ... -
Immobilization of anti-aflatoxin B1 antibody by UV polymerization of aniline and aflatoxin B1 detection via electrochemical impedance spectroscopy
(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 ... -
An impedimetric vascular endothelial growth factor biosensor-based PAMAM/cysteamine-modified gold electrode for monitoring of tumor growth
(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 ... -
Influence of Se/N Codoping on the Structural, Optical, Electronic and Photocatalytic Properties of TiO2
(Mdpi Ag, 2017)Se4+ and N3- ions were used as codopants to enhance the photocatalytic activity of TiO2 under sunlight irradiation. The Se/N codoped photocatalysts were prepared through a simple wet-impregnation method followed by heat ... -
Introducing a new method for evaluation of the interaction between an antigen and an antibody: Single frequency impedance analysis for biosensing systems
(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 ... -
A label-free electrochemical biosensor for direct detection of RACK 1 by using disposable, low-cost and reproducible ITO based electrode
(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 ... -
Label-free, ITO-based immunosensor for the detection of a cancer biomarker: Receptor for Activated C Kinase 1
(Royal Soc Chemistry, 2016)A new, quite sensitive disposable immunosensor, based on the anti-RACK1 antibody, was developed for the determination of Receptor for Activated C Kinase 1 (RACK1) for the first time. Moreover, indium tin oxide (ITO) flexible ... -
Magnetite nanoparticles-based hydroxyl radical scavenging activity assay of antioxidants using N, N-dimethyl-p-phenylenediamine probe
(Scientific Technical Research Council Turkey-Tubitak, 2020)Excessive amounts of reactive oxygen species (ROS), unless counterbalanced by antioxidants, can cause cellular damage under oxidative stress conditions; therefore, antioxidative defenses against ROS must be measured. With ... -
Multispectroscopic and Computational Investigation of ct-DNA Binding Properties with Hydroxybenzylidene Containing Tetrahydrocarbazole Derivative
(Springer/Plenum Publishers, 2019)Mode of interaction of a new tetrahydrocarbazole derivative with ct-DNA has been investigated systematically using fluorescence spectroscopy, UV-Vis spectroscopy and circular dichroism spectroscopy. It is concluded that ... -
New antimony(III) halide complexes with dithiocarbamate ligands derived from thiuram degradation: the effect of the molecule's close contacts on in vitro cytotoxic activity
(Elsevier, 2016)Antimony(III) halide complexes of the formulae {[SbBr(Me2DTC)(2)](n)} (1), {[SbI(Me2DTC)(2)](n)} (2) and {[(Me2DTC)(2)Sb(mu(2)-I)Sb(Me2DTC)(2)](+)center dot I-3(-)} (3) (Me2DTC = dimethyldithiocarbomate) were synthesized ... -
A new biflavonoid from Solanum dulcamara L. and investigation of anti-hyperglycaemic activity of its fruit extract
(Taylor & Francis Ltd, 2015)A new biflavone, 6,2 ',3 '',5 '',4'-pentahydroxy-3,7 ''-biflavone, has been isolated from the fruits of Solanum dulcamara L., in addition to two known compounds, beta-sitosterol and stigmasterol. Their structures were ...