Başlık için FEF, Kimya Bölümü Koleksiyonu listeleme
Toplam kayıt 447, listelenen: 90-109
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Effect of propolis in gastric disorders: inhibition studies on the growth of Helicobacter pylori and production of its urease
(Taylor & Francis Ltd, 2016)There is considerable interest in alternative approaches to inhibit Helicobacter pylori (H. pylori) and thus treat many stomach diseases. Propolis is a pharmaceutical mixture containing many natural bioactive substances. ... -
Effect of thermocycling on the amount of monomer released from bulk fill composite resins
(Japanese Soc Dental Materials Devices, 2019)The goal of this study was to examine the effect of thermal cycling on the amount of monomer released from bulk fill composites. Five bulk fill composite resins were used in the study. Extraction solutions were obtained ... -
Effect of Usnea longissima ethyl acetate extract on acute oxidative and inflammatory lung damage from Staphylococcus aureus infection in rats
(University of South Bohemia in Ceske Budejovice Faculty of Health and Social Sciences, 2023)The role of oxidants and proinflammatory cytokines in the pathogenesis of pneumonia caused by Staphylococcus aureus (S. aureus) has been demonstrated. The present study aims to investigate the protective effect of ethyl ... -
The effect of usnea longissima extract on lung cancer cell line (A549)
(2021)Objective: Some lichens are known to demonstrate anticancer activity. However, to the best of our knowledge, no information is available about the activity of Usnea longissima against human lung cancer A549 cells. This ... -
The effective polymeric macromolecule as peroxymonosulfate activator as an alternative to metal oxides in the treatment of organic dye pollutants
(Elsevier, 2024)Catalyst efficiency is affected by inhomogeneous catalyst atom placement on the substrate, leading to nano-level aggregation and reduced performance. Research on single-atom catalysts aims to place them at the atomic level ... -
Effects of diet on phenoloxidase activity and development of ephestia kuehniella zeller (Lepidoptera: Pyralidae) larvae
(Pleiades Publishing, 2022)In this study, the effects of different concentrations of carbohydrates on the phenoloxidase activity (PO) and development of Ephestia kuehniella larvae were investigated. For this purpose, 10 artificial diets-containing ... -
Efficient microwave assisted synthesis of some new benzimidazoles containing the mebendazole nucleus
(Science Reviews 2000 Ltd, 2013)A simple and practical method has been developed for the synthesis of benzimidazoles containing the biological active mebendazole nucleus. Iminoester hydrochlorides of phenylacetic acids were used as intermediates in the ... -
Efficient microwave-assisted synthesis of n-(2-alkyl/aryl-4-phenyl-1h-imidazol-1-yl)-2-phenylacetamides
(Taylor & Francis Inc, 2014)An easy, efficient, and environmentally friendly method for the synthesis of N-(2-alkyl/aryl-4-phenyl-1H-imidazol-1-yl)-2-phenylacetamides from the reaction of phenyl acylbromides and phenylacetohydrazide derivatives has ... -
Efficient synthesis of 2-[(3,4-dichlorophenyl)methyl]-1h-benzimidazole derivatives, and their α-glucosidase inhibitory and antioxidant activities
(Bentham Science Publishers, 2020)In this work, some new 2-[(3,4-dichlorophenyl)methyl]-1H-benzimidazole derivatives containing different five-membered heterocycles like 1,3,4-oxadiazole, 1,3,4-triazole, and 1,3,4-thiadiazole moieties were designed and ... -
Efficient synthesis of 5-(substituted)benzyl-2,4-dihydro-3H-1,2,4-triazol- 3-ones using microwave irradiation
(2013)A growing body of literature has shown the effectiveness of using microwave irradiation in chemical reactions. The aim of this study is to demonstrate a rapid and highly efficient synthesis of some new 5-aryl-2,4-dihydro-3H-1,2,4- ... -
An efficient synthesis of benzimidazoles via a microwave technique and evaluation of their biological activities
(Springer Wien, 2013)A simple and practical protocol was developed for the synthesis of benzimidazoles. the protocol uses iminoester hydrochloride which is very useful in the reaction with 4,5-dichloro-1,2-phenylenediamine under microwave ... -
An efficient synthesis of some new bisbenzimidazoles via microwave technique
(2014)2,2’-[1,4 (1,3)-Phenylenedi(methylene)]bis-1 H -benzimidazole derivatives were obtained from the reaction of 1,4- or (1,3)-bisiminoester hydrochloride and o -phenylenediamine derivatives under microwave irradiation. Ester ... -
Efficient synthesis ofbBenzimidazoles containing 1,2,4-triazol-3-one nucleus using microwave technique
(Springer, 2016)A series of new compounds containing both benzimidazole and 1,2,4-triazol-3-one rings was synthesized by microwave irradiation of mixtures containing 5-(alkyl/phenyl)-4-(4-carboxyphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-ones ... -
Efficient, rapid, and high-yield synthesis of aryl Schiff base derivatives and their in vitro and in silico inhibition studies of hCA I, hCA II, AChE, and BuChE
(Wiley, 2024)This study reports a rapid and efficient synthesis of four novel aryl Schiff base derivatives. Biological activity and molecular modeling studies were conducted to evaluate the inhibitory effects of these compounds on human ... -
Electrocatalytic hydrogen evolution with cobalt-poly(4-vinylpyridine) metallopolymers
(Springer, 2018)A facile synthetic pathway using poly(4-vinylpyridine) as a polypyridyl platform is reported for the formation of a metallopolymer. Electrochemical studies indicate that the metallopolymer acts as an efficient H-2 evolution ... -
The electrochemical and spectroelectrochemical properties of metal free and metallophthalocyanines containing triazole/piperazine units
(Pergamon-Elsevier Science Ltd, 2016)The synthesis and characterization of novel peripherally tetra [1,2,4]-triazole substituted metal-free phthalocyanine and its metal complexes (Zn(II), Ni(II), Pb(II), Cu(II) and Fe(II)) and the investigation of electrochemical ... -
Electrochemical and spectroelectrochemical study on novel non-peripherally tetra 1,2,4-triazole substituted phthalocyanines
(Elsevier Science Bv, 2018)In the present study novel tetra 4-(4-fluorophenyI)-5-(4-methoxypheny1)-4H-1,2,4-triazole-3-thio substituted non-peripherally metal free (4), zinc(II) (5), lead (II) (6) and copper(II) (7) phthalocyanines were synthesized. ... -
Electrochemical preparation of poly(vinylferrocenium)-perchlorate- polyaniline composite-modified platinium electrode in methylene chloride
(2011)A new surface based on poly(vinylferrocenium)perchlorate-polyaniline (PVF +ClO 4 --PANI) composite-modified platinum electrode was prepared electrochemically to combine the electrocatalytic properties of an intrinsically ... -
Electrochemistry of novel phthalocyanines bearing 1,2,4 triazole groups
(Wiley-V C H Verlag Gmbh, 2020)The phthalonitrile (3) and triazole substituted metallo phthalocyanines (MPc) (4-7) were prepared. the novel compounds were characterized with spectroscopic data. Electrochemical analyses of metallophthalocyanines (4-7) ... -
Electrochemistry of novel tetra peripherally and non-peripherally substituted phthalocyanines bearing morpholine groups
(Elsevier Science Sa, 2020)Morpholine bearing phthalonitriles (3a and 3b) and peripherally and non-peripherally tetra substituted TiOPc and CuPc complexes (4a-5b) were prepared. Electrochemical responses of metallophthalocyanines were analysed and ...
