Search Results - "Pavun, Leposava"

Comparative spectrophotometric determination of 3-hydroxyflavone based on zinc and aluminium complexes and their antioxidative profiles by Pavun, Leposava, Janošević-Ležaić, Aleksandra, Uskoković-Marković, Snežana

“…Flavonoids, as plant-derived compounds, were essential active components in traditional medicine for centuries. Their potential or confirmed effects include…”
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Revalorization of Cotton and Cotton/Elastane Knitted Fabric Waste by Ivanovska, Aleksandra, Lađarević, Jelena, Asanović, Koviljka, Pavun, Leposava, Kostić, Mirjana, Mangovska, Biljana

“…The present paper demonstrates a simple way for revalorization of differently softened cotton and cotton/elastane knitted fabric waste collected from the…”
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Kinetic and isotherm studies for nickel ions’ biosorption by jute fabrics by Ivanovska, Aleksandra, Pavun, Leposava, Dojcinovic, Biljana, Kostic, Mirjana

“…Raw jute fabric was chemically modified with 1 % NaOH for 30 min, 17.5 % NaOH for 5 min or with 0.7 % NaClO2 for 30 and 60 min to study the influence of…”
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Characterization of tea water extracts and their utilization for dyeing and functionalization of fabrics of different chemical compositions by Pavun, Leposava, Stojanović, Danijela, Ivanovska, Aleksandra, Lađarević, Jelena, Milenković, Marina, Uskoković-Marković, Snežana

“…Green, black, rooibos, and hibiscus tea (GT, BT, RT, and HT) aqueous extracts were prepared and characterized in terms of total flavonoids (TFC) and total…”
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Oxidized jute as a valuable adsorbent for Congo Red from an aqueous solution by Ivanovska, Aleksandra, Branković, Ivana, Lađarević, Jelena, Pavun, Leposava, Kostic, Mirjana

“…The raw jute fabric was oxidized with 0.2% or 0.4% NaIO4 for 60 or 120 min to obtain valuable adsorbents for the textile dye Congo Red (CR). Batch adsorption…”
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Recovering the Soybean Hulls after Peroxidase Extraction and Their Application as Adsorbent for Metal Ions and Dyes by Ivanovska, Aleksandra, Dojčinović, Biljana, Lađarević, Jelena, Pavun, Leposava, Mijin, Dušan, Kostić, Mirjana, Svetozarević, Milica

“…This study is aimed at extending the soybean hulls’ lifetime by their utilization as an adsorbent for metal ions (Cd2+ and Cu2+) and dyes (Reactive Yellow 39…”
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Spectrophotometric determination of morin in strawberries and their antioxidant activity by Pavun, Leposava, Janošević-Ležaić, Aleksandra, Uskoković-Marković, Snežana

“…Morin is one of the flavonoids with intensive antioxidant activity. With the aim to use its benefits on human health, there is an increasing trend to pay…”
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Closing the Loop: Dyeing and Adsorption Potential of Mulberry Wood Waste by Ivanovska, Aleksandra, Veljović, Sonja, Reljić, Mirjana, Lađarević, Jelena, Pavun, Leposava, Natić, Maja, Kostić, Mirjana

“…This study reports the successful transformation of mulberry wood waste into natural textile dye and adsorbent for Pb 2+ ions from an aqueous solution. Fabrics…”
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Determination of flavonoids and total polyphenol contents in commercial apple juices by PAVUN, Leposava, USKOKOVIĆ-MARKOVIĆ, Snežana, JELIKIĆ-STANKOV, Milena, ĐIKANOVIĆ, Daniela, ĐURĐEVIĆ, Predrag

“…We propose a sensitive and selective spectrofluorimetric method for the determination of flavonoids as expressed in ‘quercetin equivalent’ in apple juices. The…”
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Obtaining Polysaccharide-Based Fabrics with Improved Moisture Sorption and Dye Adsorption Properties by Ivanovska, Aleksandra, Milošević, Marija, Lađarević, Jelena, Pavun, Leposava, Svirčev, Zorica, Kostić, Mirjana, Meriluoto, Jussi

“…Raw jute fabric was treated with 0.5, 1.0, or 2.0% chitosan solution to improve its sorption properties (evaluated through the moisture sorption and adsorption…”
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Zinc-quercetin complex: From determination to bioactivity by Uskoković-Marković, Snežana, Milenković, Marina, Pavun, Leposava

“…Flavonoids are a group of polyphenolic compounds widely present in the herbal world and playing an important role in the human diet. The flavanol quercetin…”
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Low energy nanoemulsions as carriers for essential oils in topical formulations for antioxidant skin protection by Gledovic, Ana, Bajuk-Bogdanovic, Danica, Uskokovic-Markovic, Snezana, Pavun, Leposava, Savic, Snezana, Lezaic, Aleksandra Janosevic

“…In this study several essential oils (EOs): basil - BA, lemon balm - LB and oregano - OR were incorporated into nanoemulsions (NEs) as prospective carriers for…”
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Antioxidant capacity and antimicrobial effects of zinc complexes of flavonoids – Does synergism exist? by Pavun, Leposava, Janošević-Ležaić, Aleksandra, Tanasković, Slađana, Ušjak, Dušan, Milenković, Marina, Uskokovic-Markovic, Snezana

“…There is a constant need for effective drugs, combinations of drugs and methods for the prevention of bacterial and viral infections, including coronavirus. It…”
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Micellar properties of cetyltrimethylammonium bromide in an acetonitrile–water mixture: Conductometric and fluorescence studies by Janošević Ležaić, Aleksandra Miroslav, Pejić, Nataša, Goronja, Jelena, Pavun, Leposava, Đikanović, Danijela, Malenović, Anđelija

“…The effect of acetonitrile (ACN) on the micellization of a cationic surfactant, cetyltrimethylammonium bromide (CTAB), in aqueous solutions at different…”
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Zinc complex based determination of rutin in dietary supplements by Pavun, Leposava, Jelikić Stankov, Milena, Đurđević, Predrag, Ćirić, Andrija, Uskokovic-Markovic, Snezana

“…The aim of this study was to develop and validate a simple, rapid and sensitive and low-cost method for determination of rutin in tablets. The proposed…”
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Spectrofluorimetric determination of quercetin in pharmaceutical dosage forms by Pavun, Leposava, Đurđević, Predrag, Jelikić-Stankov, Milena, Đikanović, Daniela, Ćirić, Andrija, Uskoković-Marković, Snežana

“…The simple, accurate and precise method based on fluorescence properties of aluminium (III)–quercetin complex, for the determination of quercetin has been…”
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Development and validation of spectrofluorimetric and LC–MS/MS methods for the determination of hesperidin in human plasma and pharmaceutical forms by Pavun Leposava A., Dimitrić-Marković Jasmina M., Đurđević Predrag T., Jelikić-Stankov Milena D., Đikanović Daniela B., Ćirić Andrija R., Malešev Dušan L.

“…The spectrofluorometric method, based on fluorescence properties of aluminium (III)–hesperidin complex, for the determination of hesperidin in human plasma and…”
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Spectrophotometric investigation of the uranyl-phenylephrine system by Pavun Leposava, Malešev Dušan, Veselinović Dragan

“…Using spectrophotometric methods and pH-metric measurements, it was found that the uranyl ion and phenylephrine form a 1:2 complex in the pH region 2.50-4.25…”
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Obtaining jute fabrics with enhanced sorption properties and “closing the loop” of their lifecycle by Ivanovska, Aleksandra, Lađarević, Jelena, Pavun, Leposava, Dojčinović, Biljana, Cvijetić, Ilija, Mijin, Dušan, Kostić, Mirjana

“…[Display omitted] •Hemicellulose and lignin removal enhanced the jute fabrics’ sorption properties.•Chemically modified fibers have improved water retention…”
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Spectrophotometric investigation of the uranyl–phenylephrine system by LEPOSAVA PAVUN, DUSAN MALESEV, DRAGAN VESELINOVIC

“…Using spectrophotometric methods and pH-metric measurements, it was found that the uranyl ion and phenylephrine form a 1:2 complex in the pH region 2.50 – 4.25…”
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