Effects of hydroxybenzyl alcohols on melanogenesis in melanocyte-keratinocyte co-culture and monolayer culture of melanocytes.

abstract：:For the development of potent novel antileishmanial agents, 3,3'-(arylmethylene)bis(2-hydroxynaphthalene-1,4 dione) derivatives were synthesized from lawsone and evaluated for cytotoxicity on Leishmania donovani promastigotes as well as on leishmanial DNA topoisomerase-I. Enzyme inhibition studies were conducted with ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Sharma G,Chowdhury S,Sinha S,Majumder HK,Kumar SV

更新日期：2014-04-01 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：:This study investigates the effect of three new platinum complexes: Pt2(2,4-dimethylpyridine)4(berenil)2 (Pt14), Pt2(3,4-dimethylpyridine)4(berenil)2 (Pt15) and Pt2(3,5-dimethylpyridine)4(berenil)2 (Pt16) on growth and viability of breast cancer cells and their putative mechanism(s) of cytotoxicity. Cytotoxicity was m...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Czarnomysy R,Bielawski K,Muszynska A,Bielawska A,Gornowicz A

更新日期：2016-01-01 00:00:00

abstract：:The in vitro effects of the injectable form of analgesic drugs, dexketoprofen trometamol, dexamethasone sodium phosphate, metamizole sodium, diclofenac sodium, thiocolchicoside, on the activity of purified human carbonic anhydrase I and II were evaluated. The effect of these drugs on erythrocyte hCA I and hCA II was c...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Gökçe B,Gençer N,Arslan O,Turkoğlu SA,Alper M,Köçkar F

更新日期：2012-02-01 00:00:00

abstract：:Corticosteroids are anti-inflammatory drugs that are similar to the natural corticosteroid hormones produced by the cortex of the adrenal glands. The objective of this study was to scrutinize effects of some corticosteroids on glucose-6-phosphate dehydrogenase (G6PD) and some antioxidant enzymes. Initially, G6PD was p...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Ozmen I

更新日期：2005-02-01 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：:A series of N-(5-methyl-isoxazol-3-yl/1,3,4-thiadiazol-2-yl)-4-(3-substitutedphenylureido) benzenesulfonamide derivatives has been designed, synthesized and screened for their in vitro human carbonic anhydrase (hCA; EC 4.2.1.1) inhibition potential. These newly synthesized sulfonamide compounds were assessed against i...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Mishra CB,Kumari S,Angeli A,Monti SM,Buonanno M,Prakash A,Tiwari M,Supuran CT

更新日期：2016-01-01 00:00:00

abstract：:Twenty-five new N-[4-(benzothiazole-2-yl)phenyl]acetamide derivatives bearing different heterocyclic ring systems were synthesized using 2-(4-aminophenyl)benzothiazole structure as a pharmacophoric group. Final compounds were screened for their potential antitumor activity in vitro against approximately 60 human tumor...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Yurttaş L,Tay F,Demirayak Ş

更新日期：2015-06-01 00:00:00

abstract：:Exposure of the N-methoxycarbonyl-bicyclic-keto-acid 5 (improved preparation) to the Barnick beta-keto-acid synthesis yielded an aqueous solution of the sodium salts of the beta-keto-acids 26 and 27 which on heating at 60-65 degrees C furnished the N-methoxycarbonyl-tricyclic-ketone 9 (55%) plus the hydroxy-ketone 28 ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Bowman MA,Bowman RE,Davies RV,Haran G,Harris PJ,Smith HJ,Steele RW,Walker N,Whiting K

更新日期：2002-06-01 00:00:00

abstract：:This article describes the photodynamic inactivation of mosquito iridescent virus (MIV) Aedes flavescens in the presence of water-soluble C(60) fullerenes. It has been observed that the photodynamic inactivation of MIV for about 1 h reduces the infectious titre of the virus in large wax-moth larvae Galleria mellonella...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Rud Y,Buchatskyy L,Prylutskyy Y,Marchenko O,Senenko A,Schütze Ch,Ritter U

更新日期：2012-08-01 00:00:00

abstract：:In the present study we have evaluated the antigenotoxic effects of Farnesol (FL) a 15-carbon isoprenoid alcohol against benzo (a) pyrene [B(a)P] (125 mg kg(- 1).b.wt oral) induced toxicity. B(a)P administration lead to significant induction in Cytochrome P450 (CYP) content and aryl hydrocarbon hydrolase (AHH) activit...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Jahangir T,Sultana S

更新日期：2008-12-01 00:00:00

abstract：:In a new group of 3-methyl-2-phenyl-1-substituted-indole derivatives (10a-f), the indomethacin analogs were prepared via the Fisher indole synthesis reaction of propiophenone with appropriately substituted phenylhydrazine hydrochloride. This is followed by the insertion of the appropriate benzyl or benzoyl fragment. A...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Abdellatif KR,Lamie PF,Omar HA

更新日期：2016-01-01 00:00:00

abstract：:The activation of the β-class carbonic anhydrases (CAs, EC 4.2.1.1) from the bacteria Brucella suis and Francisella tularensis with amine and amino acids was investigated. BsuCA 1 was sensitive to activation with amino acids and amines, whereas FtuCA was not. The most effective BsuCA 1 activators were L-adrenaline and...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Angeli A,Del Prete S,Pinteala M,Maier SS,Donald WA,Simionescu BC,Capasso C,Supuran CT

更新日期：2019-12-01 00:00:00

abstract：:In the present study, a new series of 2-[4-(pyrimidin-2-yl)piperazin-1-yl]-2-oxoethyl 4-substituted piperazine-1-carbodithioate derivatives (2a-n) were synthesized and screened for their monoamine oxidase A and B inhibitory activity. The structures of compounds were elucidated using spectroscopic methods and some phys...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Kaya B,Yurttaş L,Sağlik BN,Levent S,Özkay Y,Kaplancikli ZA

更新日期：2017-12-01 00:00:00

abstract：:A new series of 6, 7-dihydroxy-3-(methylphenyl) chromenones, including three new derivatives, i.e. 6,7-dihydroxy-3-(2-methylphenyl)-2H-chromen-2-one (OPC); 6,7-dihydroxy-3-(3-methylphenyl)-2H-chromen-2-one (MPC); 6,7-dihydroxy-3-(4-methylphenyl)-2H-chromen-2-one (PPC) and one previously described, namely 6,7-dihydroxy...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Basaran I,Sinan S,Cakir U,Bulut M,Arslan O,Ozensoy O

更新日期：2008-02-01 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：:A new series of tertiary amine derivatives of chlorochalcone (4a∼4l) were designed, synthesized and evaluated for the effect on acetylcholinesterase (AChE) and buthylcholinesterase (BuChE). The results indicated that all compounds revealed moderate or potent inhibitory activity against AChE, and some possessed high se...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Gao XH,Zhou C,Liu HR,Liu LB,Tang JJ,Xia XH

更新日期：2017-12-01 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：CONTEXT:Tumor acidity represents a major cause of chemoresistance. Proton pump inhibitors (PPIs) can neutralize tumor acidity, sensitizing cancer cells to chemotherapy. OBJECTIVE:To compare the anti-tumor efficacy of different PPIs in vitro and in vivo. MATERIALS AND METHODS:In vitro experiments PPIs anti-tumor effic...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Lugini L,Federici C,Borghi M,Azzarito T,Marino ML,Cesolini A,Spugnini EP,Fais S

更新日期：2016-08-01 00:00:00

abstract：:The ability of a novel bispyridinium oxime K203 to reactivate VX agent-inhibited acetylcholinesterase was compared with the reactivating efficacy of four commonly used oximes (obidoxime, trimedoxime, methoxime, HI-6) using in vivo model. Our results showed that the reactivating efficacy of the oxime HI-6 is higher tha...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Kassa J,Zdarova Karasova J,Sepsova V

更新日期：2013-08-01 00:00:00

abstract：:The sequence of human urotensin II (UII) has been recently established as H-Glu-Thr-Pro-Asp-Cys-Phe-Trp-Lys-Tyr-Cys-Val-OH, and it has been reported that UII is the most potent mammalian vasoconstrictor peptide identified so far. A series of UII analogues was synthesized, and the contractile activity of each compound ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Labarrère P,Chatenet D,Leprince J,Marionneau C,Loirand G,Tonon MC,Dubessy C,Scalbert E,Pfeiffer B,Renard P,Calas B,Pacaud P,Vaudry H

更新日期：2003-04-01 00:00:00

abstract：:Tetrahydrocannabinol and other mixed cannabinoid (CB) receptors CB(1)/CB(2) receptor agonists are well established to elicit antinociceptive effects and psychomimetic actions, however, their potential for abuse have dampened enthusiasm for their therapeutic development. In an effort to refine a semi-rigid structural f...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Taher AT,Kadry HH,Allarà M,Di Marzo V,Abadi AH,Abouzid KA

更新日期：2013-06-01 00:00:00

abstract：:We investigated the influence of bronchodilating β2-agonists on the activity of human acetylcholinesterase (AChE) and usual, atypical and fluoride-resistant butyrylcholinesterase (BChE). We determined the inhibition potency of racemate and enantiomers of fenoterol as a resorcinol derivative, isoetharine and epinephrin...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Bosak A,Knežević A,Gazić Smilović I,Šinko G,Kovarik Z

更新日期：2017-12-01 00:00:00

abstract：:Resveratrol is a natural polyphenol with plethora of biological activities. Resveratrol has previously shown to decrease DNA-methyltransferase (DNMT) enzymes expression and to reactivate silenced tumor suppressor genes. Currently, it seems that no resveratrol analogs have been developed as DNMT inhibitors. Recently, w...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Aldawsari FS,Aguayo-Ortiz R,Kapilashrami K,Yoo J,Luo M,Medina-Franco JL,Velázquez-Martínez CA

更新日期：2016-10-01 00:00:00

abstract：:Chemotypes comprising the d-annulated 1,3-dihydro-2H-1-benzazepin-2-one scaffold derived from the paullone structure were found to be potent vascular endothelial growth factor receptor 2 (VEGF-R2) kinase inhibitors. Three-dimensional quantitative structure-activity relationship (3D-QSAR) and docking studies were perfo...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Lan P,Sun JR,Chen WN,Sun PH,Chen WM

更新日期：2011-06-01 00:00:00

abstract：:The design of multi-target directed ligands (MTDLs) is a valid approach for obtaining effective drugs for complex pathologies. MTDLs that combine neuro-repair properties and block the first steps of neurotoxic cascades could be the so long wanted remedies to treat neurodegenerative diseases (NDs). By linking two privi...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Estrada-Valencia M,Herrera-Arozamena C,Pérez C,Viña D,Morales-García JA,Pérez-Castillo A,Ramos E,Romero A,Laurini E,Pricl S,Rodríguez-Franco MI

更新日期：2019-12-01 00:00:00

abstract：:Indoleamine 2,3-dioxygenase 1 (IDO1) activity links to immune escape of cancers. Inhibition of IDO1 provides a new approach for cancer treatment. Most clinical IDO1 drugs show marginal efficacy as single agents. On basis of molecular docking and pharmacophore modelling, a novel inhibitor Roxyl-WL was discovered with a...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Xu G,Wang T,Li Y,Huang Z,Wang X,Zheng J,Yang S,Fan Y,Xiang R

更新日期：2018-12-01 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：: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：:A new series of 12 N(4)-substituted isatin-3-thiosemicarbazones 2a-l has been synthesized, characterized and screened for in vitro cytotoxic, phytotoxic and urease inhibitory effects. All the compounds proved to be active in the brine shrimp bioassay; 2a, 2b, 2d, 2f and 2h-l exhibited a high degree of cytotoxic activi...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Pervez H,Chohan ZH,Ramzan M,Nasim FU,Khan KM

更新日期：2009-04-01 00:00:00