Antioxidant and neuroprotective effects of synthesized sintenin derivatives.

abstract：:Novel 3(2H)-pyridazinone derivatives were designed, synthesised in satisfactory yields and evaluated in different experimental assays to assess their preliminary toxicity in vivo and anti-proliferative effects against HCT116 cell lines in vitro. Artemia salina lethality test provided LC50 values >100 µg/mL for all com...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Özdemir Z,Utku S,Mathew B,Carradori S,Orlando G,Di Simone S,Alagöz MA,Özçelik AB,Uysal M,Ferrante C

更新日期：2020-12-01 00:00:00

abstract：:Coumarin, a naturally occurring or synthesised phytochemical, displays a wide range of biological activities. However, chromen-2-ones fused with 1,3-benzoxazine rings is not well documented and there is a gap in the literature which required engaging. The substituted-2-thioxo-chromen-oxazine linear compounds 14a-i and...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Morrison R,Al-Rawi JM

更新日期：2016-01-01 00:00:00

abstract：:Fatty acid synthase (FAS) has been proposed to be a new drug target for the development of anticancer agents because of the significant difference in expression of FAS between normal and tumour cells. Since a n-hexane-soluble extract from Ginkgo biloba was demonstrated to inhibit FAS activity in our preliminary test, ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Oh J,Hwang IH,Hong CE,Lyu SY,Na M

更新日期：2013-06-01 00:00:00

abstract：:Cobalt (II), copper (II), nickel (II) and zinc (II) complexes with 2-hydroxy-1-naphthaldehyde derived N-substituted sulfonamides have been synthesized and the nature of bonding and structure of compounds have been deduced from physical, analytical and spectral (IR, (1)H NMR, (13)C NMR, Mass and electronic) data. An oc...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Chohan ZH,Supuran CT

更新日期：2008-04-01 00:00:00

abstract：:The discovery of antibiotics as specific and effective drugs against infectious agents has generated the belief that the famous Paul Erlich theory on magic bullet should be applied to cancer as well. However, after around 60 years of failures in finding a magic bullet against cancer, a question appears mandatory: does...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Fais S

更新日期：2016-12-01 00:00:00

abstract：:This study presents the synthesis and in vitro pharmacological evaluations of novel 2-(4-cyanophenyl amino)-4-(6-bromo-4-quinolinyloxy)-6-piperazinyl (piperidinyl)-1,3,5-triazines. The title compounds were assayed for their in vitro antimicrobial activity against eight bacteria (Staphylococcus aureus, Bacillus cereus,...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Patel RV,Kumari P,Rajani DP,Chikhalia KH

更新日期：2012-06-01 00:00:00

abstract：:A series of Co(II), Ni(II) and Cu(II) complexes have been synthesized by template condensation of 2,6-diformyl-4-methylphenol and 3-substituted-4-amino-5-hydrazino-1,2,4-triazole with CoCl(2).6H(2)O, NiCl(2).6H(2)O and CuCl(2).2H(2)O chlorides in 2 + 2+2 molar ratio in ethanol. These complexes were characterized by el...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Avaji PG,Patil SA

更新日期：2009-02-01 00:00:00

abstract：:The inhibition effect of metal ions on beta amylase activity was studied. The inhibitor-binding constant (Ki) was determined by spectrophotometric and isothermal titration calorimetric (ITC) methods. The binding of calcium, magnesium and zinc ion as inhibitors at the active site of barley beta amylase was studied at p...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Dahot MU,Saboury AA,Moosavi-Movahedi AA

更新日期：2004-04-01 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：:Direct interaction between 7-chloro-1-cyclopropyl-6-fluoro-8-nitro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid and primary α-amino acids (exemplified by glycine, alanine, and l-valine) in aqueous ethanolic NaHCO(3) at 70-80°C for 24-72 h produced the respective N-(4-oxoquinolin-7-yl)-α-amino acids (6a-c). The latter ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Al-Hiari YM,Shakya AK,Alzweiri MH,Al-Qirim TM,Shattat G,El-Abadelah MM

更新日期：2011-10-01 00:00:00

abstract：CONTEXT:Endocrinological factors have been recently described to affect respiratory mechanics. OBJECTIVE:To review recent literature data, most of all obtained by the end-inflation occlusion method, describing the effects of molecules of endocrinological interest such as endothelin, erythropoietin and renin-angiotensi...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Rubini A,Frigo A,Carniel EL

更新日期：2016-12-01 00:00:00

abstract：:The current study was designed to assess the inhibitory activity of Broussonetia papyrifera-derived polyphenols against 3-chymotrypsin-like and papain-like coronavirus cysteine proteases. The isolated compounds were broussochalcone B (1), broussochalcone A (2), 4-hydroxyisolonchocarpin (3), papyriflavonol A (4), 3'-(3...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Park JY,Yuk HJ,Ryu HW,Lim SH,Kim KS,Park KH,Ryu YB,Lee WS

更新日期：2017-12-01 00:00:00

abstract：:Two new series of heterocyclic derivatives with potential anticancer activity, in which a pyrrolo[1,2-b]pyridazine or a pyrrolo[2,1-a]phthalazine moiety was introduced in place of the 3'-hydroxy-4'-methoxyphenyl ring of phenstatin have been synthesised and their structure-activity relationship (SAR) was studied. Fourt...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Popovici L,Amarandi RM,Mangalagiu II,Mangalagiu V,Danac R

更新日期：2019-12-01 00:00:00

abstract：:Three series of 5-bromo-thieno[2,3-b]pyridines bearing amide or benzoyl groups at position 2 were prepared as pim-1 inhibitors. All the prepared compounds were tested for their pim-1 enzyme inhibitory activity. Two compounds (3c and 5b) showed moderate pim-1 inhibitory activity with IC50 of 35.7 and 12.71 μM, respecti...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Naguib BH,El-Nassan HB

更新日期：2016-12-01 00:00:00

abstract：:Melatonin (N-acetyl-5-methoxytryptamine) is the chief secretory product of the pineal gland and synthesized enzymatically from serotonin (5-hydroxytryptamine). These indoleamine derivatives play an important role in the prevention of oxidative damage. In the present study, DMPD radical scavenging and cupric ion (Cu(2+...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Gulçin I

更新日期：2008-12-01 00:00:00

abstract：:A series of eighteen pyrrolo[3,2-c]pyridine derivatives were tested for inhibitory effect against FMS kinase. Compounds 1e and 1r were the most potent among all the other tested analogues (IC50 = 60 nM and 30 nM, respectively). They were 1.6 and 3.2 times, respectively, more potent than our lead compound, KIST101029 (...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： El-Gamal MI,Oh CH

更新日期：2018-12-01 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：:Histidinol dehydrogenase (HDH, EC EC1.1.1.23) catalyses the final step in the biosynthesis of histidine and constitutes an attractive novel target for the development of new agents against the pathogenous, bacteria Brucella suis. A small library of new HDH inhibitors based on the L-histidinylphenylsulfonyl hydrazide s...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Abdo MR,Joseph P,Boigegrain RA,Montero JL,Köhler S,Winum JY

更新日期：2008-06-01 00:00:00

abstract：:Phytochemical investigations on the chloroform and ethyl acetate soluble fractions of the roots of Ranunculus repens led to the isolation of methyl 3,4,5-trihydroxybenzoate 1, R(+)- 4-methoxydalbergione 2 and R(+)-dalbergiophenol 3. The structures of these compounds were established through spectral studies including ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Khan WN,Lodhi MA,Ali I,Azhar-Ul-Haq,Malik A,Bilal S,Gul R,Choudhary MI

更新日期：2006-02-01 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：:Nineteen 5-nitrothiazolylthiosemicarbazones were synthesized from 5-nitrothiazole by three-step synthesis and evaluated for in vitro activities against seven mycobacterial species. Among them, N-(5-nitro-1, 3-thiazol-2-yl)-2-((Z)-4-[(phenylmethyl)oxy]phenylmethylidene)hydrazine-1-carbothioamide (4m) was found to be th...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Sriram D,Yogeeswari P,Senthilkumar P,Sangaraju D

更新日期：2010-02-01 00:00:00

abstract：:Usually, all newborns demonstrate high serum unconjugated bilirubin (UCB) level. UCB may induce adverse effects in the central nervous system. We aimed to evaluate the cytotoxic effects of UCB and the protective effects of docosahexaenoic acid (DHA) on astrocyte cell cultures. The viability of astrocyte cells decrease...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Becerir C,Kılıç İ,Sahin Ö,Özdemir Ö,Tokgün O,Özdemir B,Akca H

更新日期：2013-08-01 00:00:00

abstract：:Drug resistance has become a major concern in the field of infection management, therefore searching for new antibacterial agents is getting more challenging. Our study presents an optimized and eco-friendly synthesis scheme for a panel of nitroalkenes bearing various functional groups in the aromatic moiety and bromi...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Boguszewska-Czubara A,Lapczuk-Krygier A,Rykala K,Biernasiuk A,Wnorowski A,Popiolek L,Maziarka A,Hordyjewska A,Jasiński R

更新日期：2016-12-01 00:00:00

abstract：:A series of new 2,4-bis[(substituted-aminomethyl)phenyl]quinoline, 1,3-bis[(substituted-aminomethyl)phenyl]isoquinoline, and 2,4-bis[(substituted-aminomethyl)phenyl]quinazoline derivatives was designed, synthesised, and evaluated in vitro against three protozoan parasites (Plasmodium falciparum, Leishmania donovani, a...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Guillon J,Cohen A,Boudot C,Valle A,Milano V,Das RN,Guédin A,Moreau S,Ronga L,Savrimoutou S,Demourgues M,Reviriego E,Rubio S,Ferriez S,Agnamey P,Pauc C,Moukha S,Dozolme P,Nascimento SD,Laumaillé P,Bouchut A,Azas

更新日期：2020-12-01 00:00:00

abstract：:Identification of a new class of antitumor agent capable to induce apoptosis without triggering necrotic cell death event is challenging. The present communication describes the multicomponent synthesis of seven new (1S,4S)-2,5-diazabicyclo[2.2.1]heptane-dithiocarbamates and their in vitro antiproliferative activity o...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Laskar S,Sánchez-Sánchez L,López-Ortiz M,López-Muñoz H,Escobar-Sánchez ML,Sánchez AT,Regla I

更新日期：2017-12-01 00:00:00

abstract：:The hypoxic tumour microenvironment of solid tumours represents an important starting point for modulating progression and metastatic spread. Carbonic anhydrase IX (CAIX) is a known HIF-1α-dependent key player in maintaining cell pH conditions under hypoxia. We show that CAIX is strongly expressed in esophageal carcin...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Drenckhan A,Freytag M,Supuran CT,Sauter G,Izbicki JR,Gros SJ

更新日期：2018-12-01 00:00:00

abstract：:Starting from a simple general reaction mechanism of activation of aspartic proteinases zymogens involving a uni- and a bimolecular simultaneous activation route and a reversible inhibition step, the time course equation of the zymogen, inhibitor and activated enzyme concentrations have been derived. Likewise, express...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Muñoz-López A,Sotos-Lomas A,Arribas E,Masia-Perez J,Garcia-Molina F,García-Moreno M,Varon R

更新日期：2007-04-01 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：:In this work, we reported the synthesis and evaluation of antibacterial and antifungal activities of three new compound series obtained from 6-(phenyl/4-chlorophenyl)imidazo[2,1-b]thiazole-3-acetic acid hydrazide: 2-{[6-(phenyl/4-chlorophenyl)imidazo[2,1-b]thiazol-3-yl]acetyl}-N-alkyl/arylhydrazinecarbothioamides (2a-...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Güzeldemirci NU,Satana D,Küçükbasmacı O

更新日期：2013-10-01 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