Biyoteknoloji Bölümü: Recent submissions
Now showing items 21-40 of 116
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Novel antioxidant bromophenols with acetylcholinesterase, butyrylcholinesterase and carbonic anhydrase inhibitory actions
(Elsevier, 2017-10)In this study, a series of novel bromophenols were synthesized from benzoic acids and methoxylated bromophenols. The synthesized compounds were evaluated by using different bioanalytical antioxidant assays including ... -
Antidiabetic potential: in vitro inhibition effects of some natural phenolic compounds on -glycosidase and -amylase enzymes
(Wiley, 2017-10)-Glycosidase is a catalytic enzyme and it destroys the complex carbohydrates into simple absorbable sugar units. The natural phenolic compounds were tested for their antidiabetic properties as -glycosidase and -amylase ... -
Evaluation of acetylcholinesterase and carbonic anhydrase inhibition profiles of 1,2,3,4,6-pentasubstituted-4-hydroxy-cyclohexanes
(Wiley, 2017-09)Carbonic anhydrase (CA; EC 4.2.1.1) is used for remedial purposes for several years, as there is significant focus on expanding more new activators (CAAs) and high affinity inhibitors. Alzheimers disease and other similar ... -
Discovery of potent carbonic anhydrase, acetylcholinesterase, and butyrylcholinesterase enzymes inhibitors: The new amides and thiazolidine-4-ones synthesized on an acetophenone base
(Wiley, 2017-09)Compounds containing nitrogen and sulfur atoms can be widely used in various fields, including industry, medicine, biotechnology, and chemical technology. Among them, amides of acids and heterocyclic compounds have an ... -
Synthesis of new cyclic thioureas and evaluation of their metal-chelating activity, acetylcholinesterase, butyrylcholinesterase, and carbonic anhydrase inhibition profiles
(Wiley, 2017-07)In the presence of trifluoracetic acid (TFAA), an efficient method for the synthesis of tetra(hexa)hydropyrimidinethione-carboxylates has been used on the basis of three-component condensation of thiourea with its different ... -
The first synthesis of 4-phenylbutenone derivative bromophenols including natural products and their inhibition profiles for carbonic anhydrase, acetylcholinesterase and butyrylcholinesterase enzymes
(Elsevier, 2017-06)The first synthesis of (E)-4-(3-bromo-4,5-dihydroxyphenyl) but-3-en-2-one (1), (E)-4-(2-bromo-4,5-dihy droxyphenyl) but-3-en-2-one (2), and (E)-4-(2,3-dibromo-4,5-dihydroxyphenyl) but-3-en-2-one (3) was realized as natural ... -
Novel NHC precursors: synthesis, characterization, and carbonic anhydrase and acetylcholinesterase inhibitory properties
(Wiley, 2017-06)Three series of imidazolidinium ligands (NHC precursors) substituted with 4-vinylbenzyl, 2-methyl-1,4-benzodioxane, and N-propylphthalimide were synthesized. N-Heterocyclic carbene (NHC) precursors were prepared from ... -
Synthesis and biological evaluation of aminomethyl and alkoxymethyl derivatives as carbonic anhydrase, acetylcholinesterase and butyrylcholinesterase inhibitors
(Informa, 2017)Compounds containing nitrogen and sulfur atoms can be widely used in various fields such as industry, medicine, biotechnology and chemical technology. Therefore, the reactions of aminomethylation and alkoxymethylation of ... -
Synthesis of mannich bases by two different methods and evaluation of their acetylcholine esterase and carbonic anhydrase inhibitory activities
(Letters in Drug Design & Discovery, 2017)Background: Mannich bases are an important compounds in medicinal chemistry. They have wide range of biological activities including carbonic anhydrase (CA) inhibitory and acetylcholine esterase inhibitory (AChE) activities. ... -
Synthesis and investigation of antibacterial activities and carbonic anhydrase and acetyl cholinesterase inhibition profiles of novel 4,5-dihydropyrazol and pyrazolyl-thiazole derivatives containing methanoisoindol-1,3-dion unit
(Taylor & Francis, 2017)Novel 4,5-dihydropyrazole derivatives (3a-i), 3-(4-((3aR,4S,7R,7aS)-1,3-dioxo-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindol-2(3H)-yl)phenyl)-5-phenyl-4,5-dihydro-1H-pyrazole-1-carbothio amide, were obtained by the addition ... -
Synthesis, carbonic anhydrase I and II inhibition studies of the 1,3,5-trisubstituted-pyrazolines
(Informa, 2017)4-(3-(4-Substituted-phenyl)-5-phenyl-4,5-dihydro-1H-pyrazol-1-yl) benzenesulfonamides (9-16) were successfully synthesized and their chemical structures were confirmed by H-1 NMR, C-13 NMR, and HRMS spectra. Carbonic ... -
Synthesis and bioactivity of several new hetaryl sulfonamides
(Informa, 2017)1-(4-Methylsulfonyl)-2-thione-4-aryl-5-Z-6-methyl and oxyalkyl-imidazoles were synthesized from different tetrahydropyrimidinethiones and aryl sulfonyl chloride. These compunds were tested for metal chelating effects and ... -
Antioxidant activity, acetylcholinesterase, and carbonic anhydrase inhibitory properties of novel ureas derived from phenethylamines
(Wiley, 2016-12)A series of ureas derived from phenethylamines were synthesized and evaluated for human carbonic anhydrase (hCA) I and II, acetylcholinesterase (AChE), and butyrylcholinesterase (BChE) enzyme inhibitory activities and ... -
Synthesis of 4,5-disubstituted-2-thioxo-1,2,3,4-tetrahydropyrimidines and investigation of their acetylcholinesterase, butyrylcholinesterase, carbonic anhydrase I/II inhibitory and antioxidant activities
(Informa, 2016-12)A series of tetrahydropyrimidinethiones were synthesized from thiourea, -diketones and aromatic aldehydes, such as p-tolualdehyde, p-anisaldehyde, o-tolualdehyde, salicylaldehyde and benzaldehyde. These cyclic thioureas ... -
The impact of some natural phenolic compounds on carbonic anhydrase, acetylcholinesterase, butyrylcholinesterase, and -glycosidase enzymes: An antidiabetic, anticholinergic, and antiepileptic study
(Wiley, 2017-12)Natural products from food and plant sources have been used for medicinal usage for ages. Also, natural products with therapeutic significance are compounds derived from animals, plants, or any microorganism. In this study, ... -
Novel N-propylphthalimide- and 4-vinylbenzyl-substituted benzimidazole salts: Synthesis, characterization, and determination of their metal chelating effects and inhibition profiles against acetylcholinesterase and carbonic anhydrase enzymes
(Wiley, 2018-01)The novel N-propylphthalimide-substituted and 4-vinylbenzyl-substituted N-heterocyclic carbene (NHC) precursors were synthesized by N-substituted benzimidazolium with aryl halides. The novel N-propylphthalimide-substituted ... -
2-Hydroxyethyl substituted NHC precursors: Synthesis, characterization, crystal structure and carbonic anhydrase, alpha-glycosidase, butyrylcholinesterase, and acetylcholinesterase inhibitory properties
(Elsevier, 2018-03-05)This study contains novel a serie synthesis of N-heterocyclic carbene (NHC) precursors that 2-hydroxyethyl substituted. The NHC precursors have been prepared from 1-(2-hydroxyethyl)benzimidazole and alkyl halides. The novel ... -
The in vivo effects of cefazolin, cefuroxime, and cefoperazon on the carbonic anhydrase in different rat tissues
(Wiley, 2018-03)In this paper, the in vivo effects of some antibiotics including cefazolin, cefuroxime, and cefoperazon, on the activity of the carbonic anhydrase enzyme (CA) in heart, brain, eye, liver, and kidney tissues of rats were ... -
Synthesis and investigation of the conversion reactions of pyrimidine-thiones with nucleophilic reagent and evaluation of their acetylcholinesterase, carbonic anhydrase inhibition, and antioxidant activities
(Wiley, 2018-02)The conversion reactions of pyrimidine-thiones with nucleophilic reagent were studied during this scientific research. For this purpose, new compounds were synthesized by the interaction between 1,2-epoxy propane, 1,2-epoxy ... -
The effects of wireless electromagnetic fields on the activities of carbonic anhydrase and acetylcholinesterase enzymes in various tissues of rats
(Wiley, 2018-03)The purpose of our study is to assist in understanding the effects of wireless electromagnetic waves on carbonic anhydrase (CA) and acetylcholinesterase (AChE) enzymes activities in the different tissues of the rats. For ...
