Design, synthesis and biological evaluation of N-(5-methyl-isoxazol-3-yl/1,3,4-thiadiazol-2-yl)-4-(3-substitutedphenylureido) benzenesulfonamides as human carbonic anhydrase isoenzymes I, II, VII and XII inhibitors.

abstract：:New anticancer agents are highly needed to overcome cancer cell resistance. A novel series of pyrimidine pyrazoline-anthracene derivatives (PPADs) (4a-t) were designed and synthesised. The anti-liver cancer activity of all compounds was screened in vitro against two hepatocellular carcinoma (HCC) cell lines (HepG2 and...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Ahmed NM,Youns M,Soltan MK,Said AM

更新日期：2019-12-01 00:00:00

abstract：:Adult male ICR mice were treated by intraperitoneal injection with 250 mg/kg of bodyweight of commercial malathion (a dose corresponding to 1/12 the LD50). After 6 h, acetylcholinesterase (AChE) activity in blood, liver, and six brain regions was determined. A statistically significant inhibition was observed in whole...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Banasik M,Stedeford T,Persad AS,Ueda K,Tanaka S,Muro-Cacho C,Harbison RD

更新日期：2003-12-01 00:00:00

abstract：:Enzyme inhibition by fullerene derivatives has attracted much attention. In this communication, effects of two water-solube fullerene derivatives, fullerol and trimalonic acid C60 (TMA C60) on polymerase chain reaction (PCR) were investigated by using PCR of beta-actin cDNA derived from HeLa cells as an experimental m...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Meng X,Li B,Chen Z,Yao L,Zhao D,Yang X,He M,Yu Q

更新日期：2007-06-01 00:00:00

abstract：:This study aimed to investigate the antidiabetic, antilipidaemic and antioxidant activities of Citrus medica cv Diamante (Rutaceae) hydroalcoholic (CD) peel extract in Zucker diabetic fatty (ZDF) rats. The ability of CD to protect against oxidative stress was investigated by using different in vitro assays and in vivo...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Menichini F,Tundis R,Loizzo MR,Bonesi M,D'Angelo D,Lombardi P,Mastellone V

更新日期：2016-12-01 00:00:00

abstract：:An efficient and simple microwave assisted synthesis of sulfonamide derivatives incorporating the pyridazine moiety has been developed. These sulfonamides were used for the preparation of new heterocyclic compounds via reaction with different reagents using a microwave irradiation technique. The structures of the newl...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Mohamed MI,Zaky HT,Kandile NG

更新日期：2013-12-01 00:00:00

abstract：:We investigated the antioxidant and enzyme inhibitory activities and chemical composition of the hydro-distilled essential oil (0.35% yield) from aerial parts of Thymus spathulifolius. Antioxidant capacity of the oil was assessed by different methods including free radical scavenging (DPPH and ABTS), reducing power (F...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Ceylan R,Zengin G,Uysal S,Ilhan V,Aktumsek A,Kandemir A,Anwar F

更新日期：2016-12-01 00:00:00

abstract：:Inflammatory bowel disease (IBD) is a chronic immuno-inflammation in gastrointestinal tract. We have evaluated the activity of the compounds to inhibit the adhesion of monocytes to colon epithelial cells is triggered by a pro-inflammatory cytokine, tumour necrosis factor (TNF)-α. The in vitro activity of the compounds...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Chaudhary CL,Gurung P,Jang S,Banskota S,Nam TG,Kim JA,Jeong BS

更新日期：2020-12-01 00:00:00

abstract：:Leishmaniasis is considered as one of the major neglected tropical diseases due to its magnitude and wide geographic distribution. Leishmania braziliensis, responsible for cutaneous leishmaniasis, is the most prevalent species in Brazil. Superoxide dismutase (SOD) belongs to the antioxidant pathway of the parasites an...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Brito CCB,Silva HVCD,Brondani DJ,Faria AR,Ximenes RM,Silva IMD,Albuquerque JFC,Castilho MS

更新日期：2019-12-01 00:00:00

abstract：:A series of N1-(substituted)aryl-5,7-dimethyl-2-(substituted)pyrido(2,3-d)pyrimidin-4(3H)-one was designed on the basis of the triangular pharmacophoric requirement of histamine H1-receptor antagonists. The designed series was synthesized by cyclo-condensation of monoaryl thiourea with ethyl cyanoacetate in the presen...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Suhagia BN,Chhabria MT,Makwana AG

更新日期：2006-12-01 00:00:00

abstract：:Monoacylglycerol lipase is a serine hydrolase that plays a major role in the degradation of the endocannabinoid neurotransmitter 2-arachidonoylglycerol. A wide number of MAGL inhibitors are reported in literature; however, many of them are characterised by an irreversible mechanism of action and this behavior determin...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Granchi C,Caligiuri I,Bertelli E,Poli G,Rizzolio F,Macchia M,Martinelli A,Minutolo F,Tuccinardi T

更新日期：2017-12-01 00:00:00

abstract：:QSAR analysis of a series of previously synthesised 1-(1H-1,2,4-triazole-1-yl)-2-(2,4-difluorophenyl)-3-substituted-2-propanols(TDFPP) as analogues of fluconazole were tested for growth inhibitory activity against Candida albicans using computer assisted multiple regression analysis. This was in order to explore the s...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Singla RK,Bhat G V

更新日期：2010-10-01 00:00:00

abstract：:The tumor-associated transmembrane carbonic anhydrase (CA, EC 4.2.1.1) isozymes IX (CA IX) and XII (CA XII) are involved in acidification of hypoxic tumors, a process correlated with poor prognosis and clinical outcome of patients harboring such tumors. This process may be reversed by inhibiting these enzymes with pot...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Pastorekova S,Vullo D,Casini A,Scozzafava A,Pastorek J,Nishimori I,Supuran CT

更新日期：2005-06-01 00:00:00

abstract：:Continuous efforts to identify sEH inhibitors using activity-guided fractionation have revealed 12 known compounds, 2-13, from Rheum undulatum. Compounds 2-13 and 1, which was obtained from the in-house library, were tested for inhibitory activity against sEH. Compounds 1-9, 11, and 12 were shown to have inhibitory ac...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Jo AR,Kim JH,Yan XT,Yang SY,Kim YH

更新日期：2016-01-01 00:00:00

abstract：:The purpose of this study was the evaluation of the xanthine oxidase (XO) inhibition produced by some synthetic 2-styrylchromones. Ten polyhydroxylated derivatives with several substitution patterns were synthesised, and these and a positive control, allopurinol, were tested for their effects on XO activity by measuri...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Fernandes E,Carvalho F,Silva AM,Santos CM,Pinto DC,Cavaleiro JA,Bastos Mde L

更新日期：2002-02-01 00:00:00

abstract：:A small library of phosphorylated sulfamates (N-(O-alkylsulfamoyl)-phosphoramidic acids) incorporating long aliphatic chains (C8-C16) has been synthesized and investigated for their interaction with two physiologically relevant carbonic anhydrase (CA) isozymes. These compounds behaved as very potent inhibitors of both...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Bonnac L,Innocenti A,Winum JY,Casini A,Montero JL,Scozzafava A,Barragan V,Supuran CT

更新日期：2004-06-01 00:00:00

abstract：:The benzimidazole derivative Schiff bases and their copper(II) (Cu(II)) mixed-polypyridyl complexes (1-4) have been synthesized and characterized by the spectral and analytical techniques. DNA binding/cleavage studies indicate a stronger binding capability for the complex 4 which is confirmed by the absorbance, viscom...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Raman N,Selvan A

更新日期：2012-06-01 00:00:00

abstract：:Alzheimer's disease is a progressive neurodegenerative illness accounting for approximately 50% of all types of dementia in elderly people. The only symptomatic treatment proven effective to date is the use of cholinesterase inhibitors to augment surviving cholinergic activity. The purpose of this study is to investig...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Suganthy N,Pandian SK,Devi KP

更新日期：2009-06-01 00:00:00

abstract：:Two carbonic anhydrase IX (CA IX) inhibitors were radiolabeled with (18)F, and evaluated for imaging CA IX expression. Despite good affinity for CA IX and excellent plasma stability, uptake of both tracers in CA IX-expressing HT-29 tumor xenografts in mice was low. (18)F-FEC accumulated predominately in the liver and ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Pan J,Lau J,Mesak F,Hundal N,Pourghiasian M,Liu Z,Bénard F,Dedhar S,Supuran CT,Lin KS

更新日期：2014-04-01 00:00:00

abstract：:A recombinant carbonic anhydrase (CA, EC 4.2.1.1) from the soil-dwelling bacterium Enterobacter sp. B13 was cloned and purified by Co(2+) affinity chromatography. Bioinformatic analysis showed that the new enzyme (denominated here B13-CA) belongs to the β-class CAs and to possess 95% homology with the ortholog enzyme ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Eminoğlu A,Vullo D,Aşık A,Çolak DN,Supuran CT,Çanakçı S,Osman Beldüz A

更新日期：2016-12-01 00:00:00

abstract：:The antioxidant properties and inhibitory effect on early tumor promoter markers of A. marmelos (25 and 50 mg/Kg b. wt. orally) have been evaluated. Male Wistar rats were pre-treated for seven consecutive days with A. marmelos prior to CCl4 (1 mL Kg(- 1) body weight p. o., in corn oil [1:1 v/v]) treatment. Pre-treatme...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Khan TH,Sultana S

更新日期：2009-04-01 00:00:00

abstract：:The synthesis and antioxidant evaluation of some novel benzimidazole derivatives (10-24) are described. Antioxidant properties of the compounds were investigated employing various in vitro systems viz., microsomal NADPH-dependent inhibition of lipid peroxidation (LP), interaction of 2,2-diphenyl-1-picrylhydrazyl (DPPH...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Ayhan-Kilcigil G,Kuş C,Coban T,Can-Eke B,Ozbey S,Iscan M

更新日期：2005-10-01 00:00:00

abstract：:The inhibitory effect of four structurally related flavonoids, apigenin, baicalein, luteolin and quercetin on the matrix metalloproteinase (MMP)-9 and -13 expressions in osteoblasts was investigated. Treatment with IL-1β induced both MMP-9 and -13 mRNA expressions as measured by quantitative real-time PCR. Luteolin an...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Yang H,Liu Q,Ahn JH,Kim SB,Kim YC,Sung SH,Hwang BY,Lee MK

更新日期：2012-04-01 00:00:00

abstract：:Berberine was investigated as an inhibitor of human protein tyrosine phosphatase 1B (h-PTP 1B) in an attempt to explain its anti-hyperglycemic activitiy. The investigation included simulated docking experiments to fit berberine within the binding pocket of h-PTP 1B. Berberine was found to readily fit within the bindin...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Bustanji Y,Taha MO,Yousef AM,Al-Bakri AG

更新日期：2006-04-01 00:00:00

abstract：:Pyrogallol is found naturally in crops and fruits of many plants. It is also an active ingredient of many pharmaceuticals. For this reason, we employed different in vitro antioxidant assays such as cupric ion Cu(2+) reducing power, Fe(3+) reducing power, total antioxidant activity by ferric thiocyanate method, ABTS ra...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Ozturk Sarikaya SB

更新日期：2015-01-01 00:00:00

abstract：:In order to understand the binding modes of human DNA polymerase alpha (pol alpha) inhibitors on a molecular level, a 3D homology model of the active site of the enzyme was proposed based on the application of molecular modelling methods and molecular dynamic simulations using available crystal coordinates of pol alph...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Richartz A,Höltje M,Brandt B,Schäfer-Korting M,Höltje HD

更新日期：2008-02-01 00:00:00

abstract：:A series of hydroxylic compounds (1-10, NK-154 and NK-168) have been assayed for the inhibition of three physiologically relevant carbonic anhydrase isozymes, the cytosolic isozymes I, II and tumor-associated isozyme IX. The investigated compounds showed inhibition constants in the range of 0.068-4003, 0.012-9.9 and 0...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Durdagi S,Korkmaz N,Işık S,Vullo D,Astley D,Ekinci D,Salmas RE,Senturk M,Supuran CT

更新日期：2016-12-01 00:00:00

abstract：:The effect of N'-nitrosonornicotine (NNN), one of the tobacco-specific nitrosamines, on the catalytic activity of glutamate dehydrogenase (GLDH) in the alpha-ketoglutarate amination, using reduced nicotinamide adenine dinucleotide as coenzyme, was studied by a chronoamperometric method. The maximum reaction rate of th...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Mao YA,Zhong KJ,Wei WZ,Wei XL,Lu HB

更新日期：2005-02-01 00:00:00

abstract：:A series of bio-organometallic-hydrazones of the general formula [{(η5-C5H4)-C(R)=N-N(H)-C6H4-4-SO2NH2}]MLn(MLn = Re(CO)3, Mn(CO)3, FeCp; R=H, CH3) were prepared by reaction of formyl/acetyl organometallic precursors with 4-hydrazino-benzenesulphonamide. All compounds were characterized by conventional spectroscopic t...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Brichet J,Arancibia R,Berrino E,Supuran CT

更新日期：2020-12-01 00:00:00

abstract：:A series of benzoic acid derivatives 1-10 have been synthesised by two different methods. Compounds 1-6 were synthesised by a facile procedure for esterification using N,N'-dicyclohexylcarbodiimide (DCC) as a coupling agent, methylene chloride as a solvent system and dimethylaminopyridine (DMAP). While 7-10 were synth...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Khan SB,Hassan Khan MT,Jang ES,Akhtar K,Seo J,Han H

更新日期：2010-12-01 00:00:00

abstract：:We describe herein the design, multicomponent synthesis and biological studies of new donepezil + chromone + melatonin hybrids as potential agents for Alzheimer's disease (AD) therapy. We have identified compound 14n as promising multitarget small molecule showing strong BuChE inhibition (IC50 = 11.90 ± 0.05 nM), mode...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Pachón-Angona I,Refouvelet B,Andrýs R,Martin H,Luzet V,Iriepa I,Moraleda I,Diez-Iriepa D,Oset-Gasque MJ,Marco-Contelles J,Musilek K,Ismaili L

更新日期：2019-12-01 00:00:00