Başlık için Kimya Bölümü Koleksiyonu listeleme
Toplam kayıt 352, listelenen: 46-65
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beta-cyclodextrin based electrospun nanofibers for arginase immobilization and its application in the production of L-ornithine
(SPRINGER, 2022)Electrospinning is the most effective and efficient method for nanofiber production. In this study, polyvinyl alcohol (PVA)/beta-cyclodextrin (beta-CD) and PVA/beta-CD/Mn2+ electrospun nanofibers were synthesized for use ... -
Bioaccumulation and health risk assessment of heavy metals in European eels taken from Lakes Köyceğiz (Turkey) and Võrtsjärv (Estonia)
(Springer Science and Business Media Deutschland GmbH, 2021)Monitoring heavy metal contaminants in fish is important for the assessment of environmental quality as well as food safety. In this study, European eel samples were collected from Lake Köyceğiz and Lake Võrtsjärv in 2017 ... -
Bioactive molecules from Algerian propolis with therapeutic potential against the oral pathogen Enterococcus faecalis and Chromobacterium violaceum CV026
(SciCell s.r.o., 2023)This research aims to analyse the richness of propolis ethanolic extract from Kherrata (EEPKh) in phenolic and flavonoid compounds and its antioxidant effects using different methods. Further investigations were conducted ... -
Bioactive Natural Products
(Hindawi Ltd, 2013) -
Biocentri-voltammetry for the enzyme assay: a model study
(Royal Soc Chemistry, 2012)This work constitutes the first biocentri-voltammetric application for acetylcholinesterase (AChE) activity assay. After the optimization of working conditions like reaction time, centrifugation speed and time and enzyme ... -
A biochar-modified carbon paste electrode
(Scientific Technical Research Council Turkey-Tubitak, 2017)The present work examined the use of biochar derived from tea waste as a novel electrode material. For the fabrication of the biochar electrode, suitable amounts of biochar and graphite were mixed with mineral oil for the ... -
Biochemical Characterization of Turkish Extra Virgin Olive Oils from Six Different Olive Varieties of Identical Growing Conditions
(Wiley, 2015)Extra virgin olive oils were extracted from six different major olive cultivars (Gemlik, Ayvalik, Domat, Akhisar, Memecik, Arbequina) cultivated in the Aegean region of Turkey. Fatty acid, sterol and tocopherol compositions ... -
Biochemistry of volatile compounds during the processing of table olives
(Current Biology Ltd, 2011) -
Biodegradable porous polylactic acid film as a separator for supercapacitors
(Wiley, 2020)A porous polylactic acid (PLA) film was investigated as a separator for supercapacitors (SCs) and compared with commercial separators, for example, NKK-MPF30AC and Celgard 2400. The porous PLA film was fabricated via a ... -
Biologically active flavonoids from Dodonaea viscosa and their structure-activity relationships
(Elsevier, 2015)Antioxidant and anticholinesterase activities of twelve flavonoids i.e. santin (1), penduletin (2), viscosine (3), 6,7-dimethylkaempferol (4), kaempferol-3- methylether (5), 3,4'-dimethoxy-5,7-dihydroxyflavone (6), ... -
A biosensor based on graphite epoxy composite electrode for aspartame and ethanol detection
(Elsevier Science Bv, 2006)A gelatin membrane with carboxyl esterase and alcohol oxidase was subsequently integrated onto the surface of a graphite epoxy composite electrode (GECE). The developed biosensors showed linearity in the range of 2.5-400 ... -
Biosorption of Cr(III) from solutions using vineyard pruning waste
(Elsevier Science Sa, 2010)The kinetics and biosorption mechanism of Cr(III) ions on vineyard pruning waste (VPW) have been studied using different parameters such as initial concentration, biosorbent dosage, temperature, contact time and solution ... -
Bismuth film based electrochemical hydroxymethylfurfural sensor
(SPRINGER, 2023)A simple and sensitive electrochemical sensor based on bismuth film that was coated onto a carbon paste electrode was prepared and used for hydroxymethylfurfural (HMF) detection. It was observed that bismuth film electrode ... -
Boronic acid-functionalized silica microparticles for isolation of flavonoids from Hypericum perforatum
(Turkish Chemical Society, 2018)We have selectively separated cis-and/or vicinal-diol-containing flavonoids from Hypericum perforatum (HP) by adsorption/desorption used aminophenylboronic acid (APBA) functionalized uniform (1.6 ?m) silica microparticles ... -
Carbon Microrod Material Derived from Human Hair and Its Electrochemical Supercapacitor Application
(Gazi Üniversitesi, 2021)Here, Turkish human hair fibers were used as a carbon source at the synthesis of human hair-sourced activated carbons (HHC). During the synthesis of HHCs sodium carbonate (Na2CO3) was added to the synthesis process for an ... -
Carboxylic acid functionalized multi-walled carbon nanotube assisted centri-voltammetry as a new approach for caffeine detection
(Royal Soc Chemistry, 2017)This study focuses on the applicability of centri-voltammetry by using carboxylic acid functionalized multi-walled carbon nanotubes (MWCNTs-COOH) as a carrier reagent for caffeine detection. The effects of experimental ... -
Carrier free cross-linked peroxidase aggregates: synthesis and characterization
(2008)In this study, cross-linked Horseradish Peroxidase (HRP) aggregates were prepared. Bovin Serum Albumin (BSA), a proteic feeder, and glutaraldehyde, a bifunctional reactive, a crosslinker agent has also been used. The initial ... -
Cell response to PLA scaffolds functionalized with various seaweed polysaccharides
(Taylor & Francis As, 2020)The porous polylactic acid matrix has been particularly developed as a scaffold in tissue engineering, drug loading, and wound dressing. However, the loading of active chemical compounds is challenging due to its highly ... -
Centri-voltammetric detection of epinephrine
(Royal Soc Chemistry, 2016)The present study demonstrates a novel approach that has been proposed for epinephrine detection by using centri-voltammetry. The principle of the method is based on the accumulation of an analyte, here epinephrine, onto ... -
Centri-voltammetric dopamine detection
(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 ...
