Synthesis and cellular bioactivities of novel isoxazole derivatives incorporating an arylpiperazine moiety as anticancer agents.

abstract：:The trypanocidal activity of N-allyl (NAOx) and N-propyl (NPOx) oxamates and that of the ethyl esters ofN-allyl (Et-NAOx) and N-propyl (Et-NPOx) oxamates were tested on cultured epimastigotes (in vitro) and murine trypanosomiasis (in vivo) using five different T. cruzi strains. NAOx and NPOx did not penetrate intact e...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Aguirre-Alvarado C,Zaragoza-Martínez F,Rodríguez-Páez L,Nogueda B,Baeza I,Wong C

更新日期：2007-04-01 00:00:00

abstract：:EGFR tyrosine kinase has been reported mainly in 40-80% of non-small lung cancers, in addition to colon and breast cancers. In this study, we illustrate the synthesis of a highly potent antitumor agent. The synthesized compound 4 was screened at NCI, USA, for antitumor activity against non-small lung cancer, colon can...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Gabr MT,El-Gohary NS,El-Bendary ER,El-Kerdawy MM

更新日期：2015-02-01 00:00:00

abstract：:We report the biochemical and structural characterisation of a beta-carbonic anhydrase (β-CA) from Trichomonas vaginalis, a unicellular parasite responsible for one of the world's leading sexually transmitted infections, trichomoniasis. CAs are ubiquitous metalloenzymes belonging to eight evolutionarily divergent grou...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Urbański LJ,Di Fiore A,Azizi L,Hytönen VP,Kuuslahti M,Buonanno M,Monti SM,Angeli A,Zolfaghari Emameh R,Supuran CT,De Simone G,Parkkila S

更新日期：2020-12-01 00:00:00

abstract：:The synthesis and biological evaluation of some novel thiazolofluorenones, thiazolofluorenes and thiazoloanthraquinones, substituted with amino side-chains are described. These polyheterocyclic compounds have been synthesized via the corresponding imino-1,2,3-dithiazoles. Their cytotoxic activity and their eventual se...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Chabane H,Pierre A,Leonce S,Pfeiffer B,Renard P,Thiery V,Guillaumet G,Besson T

更新日期：2004-12-01 00:00:00

abstract：:Matricaria chamomilla L. contains antioxidant flavonoids that can have their bioactivity enhanced by enzymatic hydrolysis of specific glycosyl groups. This study implements an untargeted metabolomics approach based on ultra-performance liquid chromatography coupled with electrospray ionisation quadrupole time-of-fligh...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Franco EPD,Contesini FJ,Lima da Silva B,Alves de Piloto Fernandes AM,Wielewski Leme C,Gonçalves Cirino JP,Bueno Campos PR,de Oliveira Carvalho P

更新日期：2020-12-01 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：:HGF/c-Met signalling pathway plays an important role in the development of cancers. A series of 6,7-dimethoxy-4-anilinoquinolines possessing benzimidazole moiety were synthesised and identified as potent inhibitors of the tyrosine kinase c-Met. Their in vitro biological activities against three cancer cell lines (A549...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Zhang QW,Ye ZD,Shen C,Tie HX,Wang L,Shi L

更新日期：2019-12-01 00:00:00

abstract：:The mechanism of inhalation anesthesia remains to be fully elucidated. While certain neuronal membrane proteins are considered sites of action, cytosolic proteins may also be targets. We hypothesize that inhaled anesthetics may act via glyceraldehyde 3-phosphate dehydrogenase (GAPDH), which has recently been shown to ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Swearengin TA,Fibuch EE,Seidler NW

更新日期：2006-10-01 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：:The flip regression procedure that we used earlier for handling the xanthones system has been applied to phenylaminoquinazoline analogues. It is known that the substituents at the 6- and 7- positions of the polycyclic system have been identified as the most important structural features. The steric as well as the elec...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Deeb O,Clare BW

更新日期：2008-12-01 00:00:00

abstract：:A series of azatricyclodiones and octahydro-benzo[f]isoindoles have been synthesized by (4+2) Diels-Alder cycloaddition of maleimides with furfuryl amine. Reaction of azatricyclodiones with isocyanates led to the respective ureides. All of the compounds were screened against a number of bacteria and fungi. One of the ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Saxena N,Singh NT,Mishra M,Keshava GB,Shukla PK,Tripathi RP

更新日期：2008-08-01 00:00:00

abstract：:In the presence of the anionic surfactant sodium n-dodecyl sulphate (SDS), horseradish peroxidase (HRP) undergoes a deactivation process. Suicide inactivation of horseradish peroxidase by hydrogen peroxide(3 mM) was monitored by the absorbance change in product formation in the catalytic reaction cycle. The progress c...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Nazari K,Mahmoudi A,Shahrooz M,Khodafarin R,Moosavi-Movahedi AA

更新日期：2005-06-01 00:00:00

abstract：:In the present study, some thiazole derivatives were synthesized via the ring closure reaction of 1-[2-(2-oxobenzo[d]thiazol-3(2H)-yl)acetyl]thiosemicarbazide with various phenacyl bromides. The chemical structures of the compounds were elucidated by (1)H NMR, (13)C NMR and mass spectral data and elemental analyses. E...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Turan-Zitouni G,Ozdemir A,Kaplancikli ZA,Altintop MD,Temel HE,Çiftçi GA

更新日期：2013-06-01 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 copper(II) complexes of the type [Cu(SPF)(A(n))Cl]/[Cu(PFL)(A(n))Cl] (where SPF is sparfloxacin, PFL is pefloxacin and A(n) is 2,2'-dipyridylamine/pyridine-2-carboxalehyde/thiophene-2-carboxaldehyde) were synthesised and were found to have a pyramidal geometry with a square base. The superoxide dismutase (SOD) lik...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Patel MN,Parmar PA,Gandhi DS

更新日期：2011-04-01 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：:Thirty new aryl-pyridazinone-substituted benzenesulphonylurea derivatives (I-XXX) were synthesized and evaluated for their anti-hyperglycaemic activity in glucose-fed hyperglycaemic normal rats. Twenty-three compounds (III-XI, XIV-XVII, XIX-XXIV, XXVI and XXVIII-XXX) showed more or comparable area under the curve (AUC...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Yaseen R,Pushpalatha H,Reddy GB,Ismael A,Ahmed A,Dheyaa A,Ovais S,Rathore P,Samim M,Akthar M,Sharma K,Shafi S,Singh S,Javed K

更新日期：2016-12-01 00:00:00

abstract：:In this study, the synthetic way to new N-pyridinyl(methyl)indolylpropanamides acting as non acidic NSAIDs has been described. Pharmacomodulation was carried out at N(1) and C(5) of the indole ring and at the level of the propanamide chain. N(3)-pyridinylmethyl-[1(4-chlorobenzyl-5-chloroindol-3-yl)propanamide represen...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Dassonville A,Lardic M,Breteche A,Nourrisson MR,Le Baut G,Grimaud N,Petit JY,Duflos M

更新日期：2008-10-01 00:00:00

abstract：:The results of extensive quantitative structure-activity relationship (QSAR) analyses on 15 series of cytochrome P450 inhibitors, covering a total of 7 enzymes and 199 compounds, are reported. In general, it is found that lipophilicity represents the most important single factor in describing differences in inhibitory...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Lewis DF,Lake BG,Dickins M

更新日期：2007-02-01 00:00:00

abstract：:A novel series of substituted pyrimidine compounds bearing N-phenylpyrazole and terminating with aryl and cyclic sulfonamido moiety were designed, synthesized, and evaluated in vitro as antiproliferative agents against a panel of 53 cell lines of different tissues at the NCI. Among them, compound 1d with p-chlorobenze...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Gamal El-Din MM,El-Gamal MI,Abdel-Maksoud MS,Yoo KH,Baek D,Choi J,Lee H,Oh CH

更新日期：2016-01-01 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：:This paper reports the synthesis of O-methyl and O-ethyl NSAID hydroxamic acids, their antimicrobial activities, and their ability to inhibit urease and soybean lipoxygenase activities. Ibuprofen and fenoprofen hydroxamic acids with free hydroxy groups present the highest antimicrobial activity, while indomethacin and...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Rajić Z,Perković I,Butula I,Zorc B,Hadjipavlou-Litina D,Pontiki E,Pepeljnjak S,Kosalec I

更新日期：2009-10-01 00:00:00

abstract：:Sulfonamide-bearing thiazole compounds were synthesized and their inhibitory effects on the activity of purified human carbonic anhydrase I and II were evaluated. Human carbonic anhydrase isoenzymes (hCA-I and hCA-II) were purified from erythrocyte cells by affinity chromatography. The inhibitory effects of the 12 syn...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Kılıcaslan S,Arslan M,Ruya Z,Bilen Ç,Ergün A,Gençer N,Arslan O

更新日期：2016-12-01 00:00:00

abstract：:Carbonic anhydrases (CAs, EC 4.2.1.1) had six genetically distinct families described to date in various organisms. There are 16 known CA isoforms in humans. Human CA isoenzymes I and II (hCA I and hCA II) are ubiquitous cytosolic isoforms. Acetylcholine esterase (AChE. EC 3.1.1.7) is a hydrolase that hydrolyzes the n...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Taslimi P,Gulcin I,Ozgeris B,Goksu S,Tumer F,Alwasel SH,Supuran CT

更新日期：2016-01-01 00:00:00

abstract：:Epidermal growth factor receptor (EGFR) and vascular endothelial growth factor receptor-2 (VEGFR-2), two protein tyrosine kinases, are involved in pathological disorders and the progression of different types of carcinomas. Concomitant inhibition of both tyrosine kinase activities appears to be an attractive target fo...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Garofalo A,Goossens L,Lemoine A,Farce A,Arlot Y,Depreux P

更新日期：2010-04-01 00:00:00

abstract：:A trypsin inhibitor isolated from tamarind seed (TTI) has satietogenic effects in animals, increasing the cholecystokinin (CCK) in eutrophy and reducing leptin in obesity. We purified TTI (pTTI), characterised, and observed its effect upon CCK and leptin in obese Wistar rats. By HPLC, and after amplification of resolu...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Medeiros AF,Costa IS,Carvalho FMC,Kiyota S,Souza BBP,Sifuentes DN,Serquiz RP,Maciel BLL,Uchôa AF,Santos EAD,Morais AHA

更新日期：2018-12-01 00:00:00

abstract：:Poly(ADP-ribose) polymerase (PARP)-1 inhibitor has been suggested to attenuate the ischemia-reperfusion injury. We investigated the protective effect of the cardioplegia with a PARP-1 inhibitor, 4-hydoxyquinazoline (4-HQ), against myocardial ischemia-reperfusion injury. Isolated rat hearts were perfused on a Langendor...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Yamazaki K,Tanaka S,Sakata R,Miwa S,Oriyanhan W,Takaba K,Minakata K,Marui A,Ikeda T,Toyokuni S,Komeda M,Ueda K

更新日期：2013-02-01 00:00:00

abstract：:17β-Hydroxysteroid dehydrogenase type 1 (17β-HSD1) is a key enzyme in the biosynthesis of 17β-estradiol. Novel estrone-based compounds bearing various 15β-oxa-linked substituents and hydroxy, methoxy, benzyloxy, and sulfamate groups in position C3 as potential 17β-HSD1 inhibitors have been synthesized. In addition, in...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Herman BE,Kiss A,Wölfling J,Mernyák E,Szécsi M,Schneider G

更新日期：2019-12-01 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：:The inhibition of two human carbonic anhydrase (HCA, EC 4.2.1.1) isozymes, the cytosolic HCA I and II, with heavy metal salts of Pb(II), Co(II) and Hg(II) has been investigated. Human erythrocyte CA-I isozyme was purified with a specific activity of 920 EUmg(-1) and a yield of 30% and CA-II isozyme was purified with a...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Ekinci D,Beydemir S,Küfrevioğlu OI

更新日期：2007-12-01 00:00:00