Bölüm "Fakülteler, Fen Edebiyat Fakültesi, Kimya Bölümü" için listeleme
Toplam kayıt 354, listelenen: 81-100
-
Determination of antioxidant activities, total phenolic, flavonoid, anthocyanin, ? carotene and lycopene contents, essential and toxic elements in commercial cornelian cherry marmalades
(International Congress of Chemistry and Environment, 2015)Cornelian cherry fruit have taken great attention for their health benefits in the last years. The purpose of this study is to analyse the antioxidant activities, total phenolic, flavonoid, anthocyanin ?-carotene and ... -
Determination of Arsenic in Helianthus Annuus L. By Hydride Generation Atomic Absorption Spectrometry
(Global Network Environmental Science & Technology, 2015)This study represents new research on the sunflower (Helianthus annuus L.) including new data on arsenic contents in Ergene River Basin. In this study, the concentrations of arsenic in soil and sunflower plant have been ... -
Determination of Ascorbic Acid in Common Fruits, Herbal Tea by Using Cuprac and Cerac Methods
(Asian Journal Of Chemistry, 2012)The method used to determine the ascorbic acid (Vitamin C) is based on the oxidation of ascorbic acid to dehlydroascorbic acid with the cupric ion reducing antioxidant capacity (CUPRAC) and ceric-reducing antioxidant ... -
Determination of Major, Minor, and Toxic Elements in Tropical Fruits by ICP-OES After Different Microwave Acid Digestion Methods
(Springer, 2021)Fruits contain nutrients, minerals, trace elements, vitamins, and phytochemicals that are important in terms of human health. When fruits are consumed in a balanced diet, they have a positive effect with regard to reducing ... -
Determination of total antioxidant capacity and total phenolic compounds of Helianthus annuus L. growing in Turkey
(Dr Jyoti Garg, 2013)L- Ascorbic acid (AA: vitamin C) is the most important vitamin for human nutrition supplied by fruits and vegetables and is the main water-soluble antioxidant in human plasma. AA is reversibly oxidized to form dehydroascorbic ... -
Determination of Total Antioxidant Capacity of Rosehip (R. arvensis Huds) Growing in Turkey and Rosehip Species by Using CUPRAC Spectrophotometric Method
(Asian Journal Of Chemistry, 2013)L-Ascorbic acid (vitamin C) is the most important vitamin for human nutrition supplied by fruits and vegetables, and is the main water-soluble antioxidant in human plasma. L-Ascorbic acid is reversibly oxidized to form ... -
Determination of total selenium in Helianthus Annuus L. in Turkey during 2 years by Graphite Furnace Atomic Absorption Spectrometry (GFAAS)
(International Congress of Chemistry and Environment, 2014)The purpose of this study was to estimate total selenium concentration in Helianthus Annuus L. collected from different regions in Turkey by graphite furnace atomic absorption spectrometry (GFAAS), prior to microwave ... -
Determination of Trace and Major Elements in Vegan Milk and Oils by ICP-OES After Microwave Digestion
(Humana Press Inc, 2020)Increasing technological developments also bring about environmental pollution. Heavy metals and metallic compounds, as a result of soil, water, and air industrialization, pass through to people and animals through the ... -
Determination of vitamin e (alpha-tocopherol) in canola oils by high performance liquid chromatography
(Georg Thieme Verlag Kg, 2011)[No Abstract Available] -
Determination of Vitamin E in Canola Seeds by High Performance Liquid Chromatography
(Asian Journal Of Chemistry, 2012)Tocopherols (vitamin E) are natural phenolic antioxidants present in vegetable oils and are responsible for many healthful properties of these foods. They are effective radical scavengers and defend the body against free ... -
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 and validation of a sensitive spectrofluorimetric method for the determination of cilazapril of human plasma, urine, in pure and pharmaceutical preparations
(Maik Nauka/Interperiodica/Springer, 2015)A selective and sensitive spectrofluorimetric method was developed and validated for the determination of cilazapril in human plasma urine, in pure and pharmaceutical preparations. The proposed method is based on derivatization ... -
Development and validation of first and zero order derivative spectrophotometric methods for the determination of rilmenidine in pharmaceutical preparations and forced degradation study
(Marmara Univ, 2019)Zero and first order derivative spectrophotometric methods were developed for the analysis of rilmenidine in pharmaceutical preparations. Absorbances of rilmenidine were measured at 224 rim for the zero order by measuring ... -
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 ... -
A DFT Investigation on the Structure, Spectroscopy (FT-IR and NMR), Donor-Acceptor Interactions and Non-Linear Optic Properties of (+/-)-1,2-Dehydroaspidospermidine
(Wiley-V C H Verlag Gmbh, 2019)In this study, (+/-)-1,2-Dehydroaspidospermidine was analyzed by elemental analysis, H-1 and C-13 NMR, and FT-IR spectra. Also, because the starting geometry is essential to evaluate the structural, electronic, and spectral ... -
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 ... -
A Disposable, Highly Sensitive Biosensing System: Determination of Haptoglobin as a Significant Acute Phase Biomarker
(Bentham Science Publ Ltd, 2016)This paper presents a new disposable electrochemical biosensor for the analysis of Haptoglobin (Hp) which shows many important functionalities such as antioxidant capabilities, anti-inflammatory activities and regulation ... -
Doping agent naphazoline hydrochloride: Development of simple and fast voltammetric method for its determination in human serum
(Turkish Chemical Society, 2019)Electrochemical behavior of naphazoline hydrochloride on a carbon paste electrode that was modified with aluminium oxide nanoparticles (Al2O3NPs) was investigated in a Britton-Robinson (BR) buffer (pH 7.0) using various ... -
Edirne Yöresinde Yetiştirilen Pirinçlerde Pestisit Tayini
(Namık Kemal Üniversitesi, 2016)Bu projenin amacı, Edirne yöresinde yetiştirilen pirinçlerde pestisit kalıntılarını tayin etmektir. Ülkemizde pirinç hemen her bölgede azda olsa bir ekiliş alanına sahiptir. Ancak, verimler bölgeden bölgeye oldukça ...