Güncel Gönderiler: FEF, Kimya Bölümü Koleksiyonu
Toplam kayıt 481, listelenen: 101-120
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Α-glucosidase and α-amylase inhibition of some ethanolic propolis samples
(Bursa Uludag University, 2021)Propolis is a natural product, and it is of a great interest due to the possible uses of non-synthetic supplements in improving metabolic disorders. To support this claim, the current study was designed and presented. In ... -
Novel coumarin derivatives containing a triazole moiety: A study on synthesis, cytotoxicity, membrane dysfunction, apoptosis, cell cycle, and antiangiogenic effects
(Bentham Science Publications, 2022)Background: Coumarin is a functional compound with a pronounced wide range of biological activities and has recently been shown to have anticancer effects on various human cancer cells. Cisplatin is widely used in treating ... -
Sucrose-based activated carbon foams as an electrode active material for supercapacitors
(Springer, 2022)Activated carbon foams (ACFs) have been successfully prepared by foaming sucrose with Zn nitrate and further chemical activation with H3PO4. The effect of the foaming agent (Zn) concentration and the activation temperature ... -
Novel peripheral and non-peripheral oxobenzo[d]thiazol substituted cobalt phthalocyanines: Synthesis, electrochemistry, spectroelectrochemistry, electrocatalytic hydrogen production in alkaline medium
(Elsevier, 2022)In this study novel oxobenzo[d]thiazol substituted cobalt phthalocyanine complexes were synthesized and characterized by FT-IR, NMR, UV-vis spectroscopy, and mass spectrometry. The redox properties of peripheral and ... -
Elucidation of Bioactive compounds in flower extracts of Camellia sinensis by HPLC-DAD-MS/MS and their inhibitory effects on replicative bacterial DNA polymerases
(Elsevier, 2022)Camellia sinensis L. (C. sinensis) is an economically valuable crop whose leaves are used to produce tea. Tea flowers extracts (TFE) have been tested for their DNA polymerase inhibitory effect experimentally and in silico. ... -
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 ... -
Radiological health risks assessment and antioxidant activities of beehive honeys: a case study of Manisa province, Turkey
(Taylor & Francis Ltd., 2022)The physicochemical contents, antioxidant capacities, and radiological contamination levels of 20 honey samples were studied in this study to show the quality of the hive honey. Moreover, some antioxidant activities and ... -
Bioevaluation of synthetic pyridones as dual inhibitors of alpha-amylase and alpha-glucosidase enzymes and potential antioxidants
(Wiley, 2022)Herein, a library of novel pyridone derivatives 1-34 was designed, synthesized, and evaluated for alpha-amylase and alpha-glucosidase inhibitory as well as antioxidant activities. Pyridone derivatives 1-34 were synthesized ... -
Hydrazinyl thiazole linked indenoquinoxaline hybrids: Potential leads to treat hyperglycemia and oxidative stress; Multistep synthesis, alpha-amylase, and antioxidant activities
(Elsevier, 2022)A library of hydrazinyl thiazole-linked indenoquinoxaline hybrids 1-36 were synthesized via a multistep reaction scheme. All synthesized compounds were characterized by various spectroscopic techniques including EI-MS ... -
Effect of cobalt doping on photocatalytic water splitting activity of NiTi-layered double hydroxide
(Royal Soc. Chemistry, 2022)Metal doping has been used as an effective strategy to tune the energy levels of semiconductors. Herein, we dope NiTi layered double hydroxide (NiTi-LDH) with cobalt to prepare a ternary LDH, CoNiTi-LDH, to enhance its ... -
Structural, spectral, bioactivity, antioxidant and molecular docking (with SARS-CoV-2) analyses on a new synthesized thiosemicarbazide derivative
(Natl Inst Science Communication & Information Resources-Niscair, 2022)Spectroscopic characterization of the N'-(4-nitrophenylcarbonothioyl) nicotinohydrazide molecule has been studied using both experimental (X-ray diffraction and IR spectroscopy) and quantum mechanical methods. The tautomeric ... -
Design and synthesis of benzimidazole derivatives as apoptosis-inducing agents by targeting Bcl-2 protein
(Springer, 2022)Bcl-2, an anti-apoptotic protein, is a well-known and appealing cancer therapy target. Novel series of benzimidazole derivatives were synthesized and tested for their activity as Bcl-2 inhibitors on T98G glioblastoma, PC3 ... -
Synthesis, biological evaluation and in silico studies of new pyrazoline derivatives bearing benzo[d]thiazol-2(3H)-one moiety as potential urease inhibitors
(Wiley, 2022)Novel pyrazoline derivatives containing benzo[d]thiazol-2(3H)-one moiety were synthesized and screened for their inhibitory properties against urease, a clinically important metabolic enzyme. In vitro enzyme inhibition ... -
Volatile and phenolic contents, antimicrobial and tyrosinase activities of two endemic species scorzonera pisidica and scorzonera sandrasica L. Grown in Turkey
(ACG Publications, 2022)Phytochemical analysis of two endemic Scorzonera pisidica Hub.-Mor. and Scorzonera sandrasica Hartvig & Strid species have not been mentioned before. In this work, volatile organic compounds, phenolic contents, antimicrobial, ... -
Synthesis of novel thiosemicarbazone derivatives as antidiabetic agent with enzyme kinetic studies and antioxidant activity
(Taylor & Francis Ltd., 2022)Novel thiosemicarbazone derivatives were synthesized via condensation reactions between the corresponding thiosemicarbazides and 4-(methylsulfonyl)acetophenone. The chemical structures of all compounds were elucidated by ... -
Synthesis and acetylcholinesterase enzyme inhibition properties of axially disubstituted silicon phthalocyanines and their quaternized derivatives
(Elsevier, 2022)In this paper, axial 1,3-bis[4-(4-acetylpiperazin-1-yl)phenoxy]propanoxy and {2-[4-(4-acetylpiperazin-1-yl)phenoxy]ethoxy}ethoxy groups substituted silicon(IV) phthalocyanines ( PP-D-Si, PP-OH2-Si) and their quaternized ... -
Versatile synthesis of rac- and meso-hydroxymethyl cyclohexenoids containing phenyl groups: alpha-/beta-glucosidase activities, inhibition kinetics and molecular docking studies
(Wiley, 2022)The effective strategy has been developed to synthesize a series of monophenyl and diphenyl carbasugar analogues, from the cycloadduct reaction of furan and maleic anhydride, containing halogen groups based on the conduritol ... -
Synthesis and in vitro alpha-glucosidase and cholinesterases inhibitory actions of watersoluble metallophthalocyanines bearing ({6-[3-(diethylamino)phenoxy]hexyl}oxy groups
(Scientific Technical Research Council Turkey, TÜBİTAK, 2022)In this paper, we have prepared peripherally tetra-({6-[3-(diethylamino)phenoxy]hexyl}oxy substituted cobalt(II), copper(II), manganese(III) phthalocyanines (3, 4, 5) and their water-soluble derivatives (3a, 4a, 5a). Then, ... -
Physical-chemical studies of new, versatile carbazole derivatives and zinc complexes: Their synthesis, investigation of in vitro inhibitory effects on alpha-glucosidase and human erythrocyte carbonic anhydrase I and II isoenzymes
(Wiley, 2022)In this study, two novel zinc-phthalocyanine complexes (4a and 6a), containing carbazole rings, were investigated. The first phthalocyanine 4a has been synthesized from 4-(2-(3-acetyl-9H-carbazol-9-yl)ethoxy at the peripheral ... -
Metallo-phthalocyanines containing triazole substituents: Synthesis, spectroscopic and photophysicochemical properties
(Taylor & Francis Ltd., 2022)Magnesium(II) (4), lead(II) (5) and zinc(II) (6) phthalocyanines were prepared. The structures of 4-6 were confirmed by the spectroscopic characterization such as FT-IR, H-1-NMR, MALDI-TOF mass, UV-vis and fluorescence ...
