Browsing Kimya ve Kimyasal İşleme Teknolojileri Bölümü Koleksiyonu by Issue Date
Now showing items 1-20 of 65
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Antioxidant and antimicrobial activities of Morchella conica Pers.
(Academic Journals, 2006)Antioxidant capacity and antimicrobial activities of Morchella conica Pers. extracts obtained with ethanol were investigated in this study. Four complementary test systems; namely DPPH free radical scavenging, -carotene/linoleic ... -
Proteic feeder effect on glucose oxidase aggregates formation
(2008)In this study, it is aimed to prepare cross-linked glucose oxidase (GOD) aggregates by using different proteic feeders. Bovine serum albumin (BSA), gelatine and collagen were used separately as proteic feeders in the ... -
Antioxidant, anticholinesterase and antimicrobial constituents from the essential oil and ethanol extract of Salvia potentillifolia
(Elsevier Sci Ltd, 2009)The essential oil of Salvia potentillifolia was analysed by GC and GC-MS. Totally, 123 components were detected in both hydrodistilled and steam-distilled oils, alpha- and beta-pinenes being major compounds. The antioxidant ... -
Removal of H2O2 by magnetic catalase beads
(Current Biology Ltd, 2011) -
Antioxidant and Cholinesterase Inhibition Activities of Three Tricholoma Species with Total Phenolic and Flavonoid Contents: The Edible Mushrooms from Anatolia
(Springer, 2012)Tricholoma species, known as odorous mushrooms, are consumed in Anatolia as well as in the world. The antioxidant activity of extracts of Tricholoma fracticum, Tricholoma imbricatum and Tricholoma terreum was determined ... -
TiO2 beads and TiO2-chitosan beads for urease immobilization
(Elsevier Science Bv, 2014)The aim of the present study is to synthesize TiO2 beads for urease immobilization. Two different strategies were used to immobilize the urease on TiO2 beads. In the first method (A), urease enzyme was immobilized onto ... -
Application of GC, GC-MSD, ICP-MS and Spectrophotometric Methods for the Determination of Chemical Composition and In Vitro Bioactivities of Chroogomphus rutilus: The Edible Mushroom Species
(Springer, 2014)Chemical composition of Chroogomphus rutilus, the edible mushroom species, was analyzed by using gas chromatography (GC), gas chromatography mass spectrometry (GC-MSD) and inductively coupled plasma mass spectrometry ... -
A detailed study on the chemical and biological profiles of essential oil and methanol extract of Thymus nummularius (Anzer tea): Rosmarinic acid
(Elsevier Science Bv, 2015)The aim of this study was to determine the chemical profile of Thymus nummularius by LC-MS/MS and GC/MS. Additionally, the methanol extract, essential oil and some individual main compounds of Thymus nummularius were tested ... -
Antioxidant and anticholinesterase activities of five wild mushroom species with total bioactive contents
(Taylor & Francis Ltd, 2015)Context: Recently, mushrooms are interesting natural products to be investigated due to exhibiting various bioactivities. Objective: This study determines the antioxidant and anticholinesterase activities of various extracts ... -
Phytochemical investigation, antioxidant and anticholinesterase activities of Ganoderma adspersum
(Elsevier, 2015)Ganoderma species are mostly used as therapeutic agents, nowadays. Some are consumed as tea, in coffee as well as dietary supplements even by the healthy people. Bioassay-guided isolation of Gartoderma adspersum (Schulz.) ... -
Improving of Catalase Stability Properties by Encapsulation in Alginate/Fe3O4 Magnetic Composite Beads for Enzymatic Removal of H2O2
(Taylor & Francis Inc, 2015)The aim of this study was enhancing of stability properties of catalase enzyme by encapsulation in alginate/nanomagnetic beads. Amounts of carrier (10-100 mg) and enzyme concentrations (0.25-1.5 mg/mL) were analyzed to ... -
Synthesis and Characterization of Chitosan/TiO2 Composite Beads for Improving Stability of Porcine Pancreatic Lipase
(Humana Press Inc, 2015)The purpose of the present work is improving stability properties of porcine pancreatic lipase (triacylglycerol lipase, E.C.3.1.1.3) by immobilization on chitosan/TiO2 composite beads. The immobilization parameters were ... -
Analytical Methods Applied to Assess Chemical Composition, Nutritional Value and In Vitro Bioactivities of Terfezia olbiensis and Terfezia claveryi from Turkey
(Springer, 2015)In this study, nutritional value, free amino acids, phenolic and sugar compounds, mineral and heavy metal contents of truffles, Terfezia olbiensis, and Terfezia claveryi from Turkey were chemically characterized using ... -
Determination of Antioxidant, Anticholinesterase, Tyrosinase Inhibitory Activities and Fatty Acid Profiles of 10 Anatolian Klasea Cass. Species
(Acg Publications, 2016)In search of new natural fatty acid sources, extract of 10 different Turkish Klasea species were studies. Fatty acids of Klasea species were studied by GC and GC-MSD. Oleic acid (4.8-45.8%), palmitic acid (15.6-51.8%), ... -
Development of a rapid method for the determination of antibiotic residues in honey using UPLC-ESI-MS/MS
(Soc Brasileira Ciencia Tecnologia Alimentos, 2016)An accurate, reliable and fast multianalyte/multiclass ultra-performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS) method was developed and validated for the simultaneous analysis of 23 pharmaceuticals, ... -
A comparative study for lipase immobilization onto alginate based composite electrospun nanofibers with effective and enhanced stability
(Elsevier, 2017)In this study, lipase was successfully immobilized on polyvinyl alcohol/alginate and polyethylene oxide/alginate nanofibers that were prepared by electrospinning. Results showed that nanofibers (especially polyvinyl ... -
Fatty Acid Profiles in Wild Mushroom Species from Anatolia
(Springer, 2017) -
Natural calcium phosphates from fish bones and their potential biomedical applications
(Elsevier Science Bv, 2018)The treatment and recovery of bio-wastes have raised considerable attention both from the environmental and economic point of view. Every year, a remarkable amount of fish processing by-products are generated and dumped ... -
PHENOLIC ACID PROFILE OF SIX WILD MUSHROOM SPECIES BY HPLC-DAD
(Springer, 2018)[No abstract available]
