Comparison of a pair of synthetic tea-catechin-derived epimers: synthesis, antifolate activity, and tyrosinase-mediated activation in melanoma.

abstract：:The glucocorticoid receptor (GR) is a member of the nuclear receptor superfamily that affects immune response, development, and metabolism in target tissues. Glucocorticoids are widely used to treat diverse pathophysiological conditions, but their clinical applicability is limited by side effects. A prediction of the ...

journal_title：ChemMedChem

authors： Spreafico M,Ernst B,Lill MA,Smiesko M,Vedani A

更新日期：2009-01-01 00:00:00

abstract：:Structural preorganization to fix bioactive conformations at protein binding sites is a popular strategy to enhance binding affinity during late-stage optimization. The rationale for this enhancement relates to entropic advantages assigned to rigidified versus flexible ligands. We analyzed a narrow series of peptidomi...

journal_title：ChemMedChem

authors： Rühmann EH,Rupp M,Betz M,Heine A,Klebe G

更新日期：2016-02-04 00:00:00

abstract：:Numerous studies have shown that chalcones are promising scaffolds for the development of new monoamine oxidase-B (MAO-B) inhibitors. As a continuation of our ongoing research into the development of reversible human MAO-B (hMAO-B) inhibitors, two series of twenty chalcones containing electron-donating and electron-wi...

journal_title：ChemMedChem

authors： Mathew B,Uçar G,Mathew GE,Mathew S,Kalatharakkal Purapurath P,Moolayil F,Mohan S,Varghese Gupta S

更新日期：2016-12-16 00:00:00

abstract：:β-Lactamases (BLs) are important antibiotic-resistance determinants that significantly compromise the efficacy of valuable β-lactam antibacterial drugs. Thus, combinations with BL inhibitor were developed. Avibactam is the first non-β-lactam BL inhibitor introduced into clinical practice. Ceftazidime-avibactam represe...

journal_title：ChemMedChem

authors： Pozzi C,Di Pisa F,De Luca F,Benvenuti M,Docquier JD,Mangani S

更新日期：2018-07-18 00:00:00

abstract：:alpha,beta-Unsaturated carbonyl compounds as potential drug candidates is a controversial topic since their potential Michael acceptor activity can lead to cell damage and cytotoxicity. Nevertheless, the alpha,beta-unsaturated carbonyl functionality can be employed as a tool to fine tune biological activity by directl...

journal_title：ChemMedChem

authors： Amslinger S

更新日期：2010-03-01 00:00:00

abstract：:Nitrogen mustards are an important class of bifunctional alkylating agents routinely used in chemotherapy. They react with DNA as electrophiles through the formation of highly reactive aziridinium ion intermediates. The antibiotic 593A, with potential antitumor activity, can be considered a naturally occurring piperid...

journal_title：ChemMedChem

authors： Zuravka I,Roesmann R,Sosic A,Wende W,Pingoud A,Gatto B,Göttlich R

更新日期：2014-09-01 00:00:00

abstract：:An alternative method to prepare 2-organylchalcogenopheno[2,3-b]pyridines was developed by the insertion of chalcogen species (selenium, sulfur or tellurium), generated in situ, into 2-chloro-3-(organylethynyl)pyridines by using the NaBH4 /PEG-400 reducing system, followed by an intramolecular cyclization. It was poss...

journal_title：ChemMedChem

authors： Peglow TJ,Bartz RH,Martins CC,Belladona AL,Luchese C,Wilhelm EA,Schumacher RF,Perin G

更新日期：2020-09-16 00:00:00

abstract：:The clinical use of N,N'-bis(2-hydroxybenzyl)ethylenediamine-N,N'-diacetic acid (HBED) has been hindered by its lack of bioavailability. N,N'-bis(2-boronic pinacol ester benzyl)ethylenediamine-N,N'-diacetic acid methyl, ethyl, and isopropyl esters 7 a-c, respectively, and their dimesylate salts 8 a-c, are double prodr...

journal_title：ChemMedChem

authors： Thiele NA,Sloan KB

更新日期：2016-08-05 00:00:00

abstract：:A series of pyrazolo[3,4-d]pyrimidines, previously found to be Src inhibitors, was tested for their ability to inhibit proliferation of three Bcr-Abl-positive human leukemia cell lines (K-562, KU-812, and MEG-01), on the basis of the experimental evidence that various Src inhibitors are also active against Bcr-Abl kin...

journal_title：ChemMedChem

authors： Manetti F,Pucci A,Magnani M,Locatelli GA,Brullo C,Naldini A,Schenone S,Maga G,Carraro F,Botta M

更新日期：2007-03-01 00:00:00

abstract：:The enzyme cyclooxygenase-2 (COX-2) is overexpressed in many cancers, cardiovascular disease, neurodegenerative disorders, and arthritis. Selective inhibitors of COX-2 have been developed as therapeutics or preventive agents for these diseases. However, recent reports have revealed a significant increase in cardiovasc...

journal_title：ChemMedChem

authors： Schuller HM,Kabalka G,Smith G,Mereddy A,Akula M,Cekanova M

更新日期：2006-06-01 00:00:00

abstract：:A small library of 17 organoruthenium compounds with the general formula [RuII (fcl)(chel)(L)]n+ (in which fcl=face capping ligand, chel=chelating bidentate ligand, and L=monodentate ligand) were screened for inhibitory activity against cholinesterases and glutathione-S-transferases of human and animal origins. Compou...

journal_title：ChemMedChem

authors： Ristovski S,Uzelac M,Kljun J,Lipec T,Uršič M,Zemljič Jokhadar Š,Žužek MC,Trobec T,Frangež R,Sepčić K,Turel I

更新日期：2018-10-22 00:00:00

abstract：:A series of novel (R)/(S)-7-(3-alkoxyimino-2-aminomethyl-1-azetidinyl)fluoroquinolone derivatives were synthesized and evaluated for their in vitro antibacterial activity against representative strains. Our results reveal that 12 of the target compounds generally show better activity (MIC: <0.008-0.5 μg mL(-1)) agains...

journal_title：ChemMedChem

authors： Lv K,Sun Y,Sun L,Wei Z,Guo H,Wu J,Liu M

更新日期：2012-07-01 00:00:00

abstract：:β-Sheet antimicrobial peptides (AMPs) are well recognized as promising candidates for the treatment of multidrug-resistant bacterial infections. To dissociate antimicrobial activity and hemolytic effect of β-sheet AMPs, we hypothesize that N-methylation of the intramolecular hydrogen bond(s)-forming amides could impro...

journal_title：ChemMedChem

authors： Li Y,Bionda N,Yongye A,Geer P,Stawikowski M,Cudic P,Martinez K,Houghten RA

更新日期：2013-11-01 00:00:00

abstract：:Over the years, the 2-substituted imidazoline nucleus has been demonstrated to be a bioversatile structural motif. In this study, novel imidazoline derivatives bearing a 3- and/or 4-hydroxy- or methoxy-substituted phenyl ring, linked by an ethylene bridge to position 2 of an N-benzyl- or N-phenethyl-substituted imidaz...

journal_title：ChemMedChem

authors： Mammoli V,Bonifazi A,Dal Ben D,Giannella M,Giorgioni G,Piergentili A,Pigini M,Quaglia W,Thomas A,Newman AH,Ferré S,Sanchez-Soto M,Keck TM,Del Bello F

更新日期：2016-08-19 00:00:00

abstract：:Deoxyuridine 5'-triphosphate nucleotidohydrolase (dUTPase) is a potential drug target for malaria. We previously reported some 5'-tritylated deoxyuridine analogues (both cyclic and acyclic) as selective inhibitors of the Plasmodium falciparum dUTPase. Modelling studies indicated that it might be possible to replace th...

journal_title：ChemMedChem

authors： Hampton SE,Baragaña B,Schipani A,Bosch-Navarrete C,Musso-Buendía JA,Recio E,Kaiser M,Whittingham JL,Roberts SM,Shevtsov M,Brannigan JA,Kahnberg P,Brun R,Wilson KS,González-Pacanowska D,Johansson NG,Gilbert IH

更新日期：2011-10-04 00:00:00

abstract：:The natural product acivicin inhibits the glutaminase activity of cytidine triphosphate (CTP) synthetase and is a potent lead compound for drug discovery in the area of neglected tropical diseases, specifically trypanosomaisis. A 2.1-Å-resolution crystal structure of the acivicin adduct with the glutaminase domain fro...

journal_title：ChemMedChem

authors： Oliveira de Souza J,Dawson A,Hunter WN

更新日期：2017-04-20 00:00:00

abstract：:Modulating epigenetic mechanisms in malarial parasites is an emerging avenue for the discovery of novel antimalarial drugs. Previously we demonstrated the potent in vitro and in vivo antimalarial activity of (1-benzyl-4-piperidyl)[6,7-dimethoxy-2-(4-methyl-1,4-diazepin-1-yl)-4-quinazolinyl]amine (BIX01294; 1), a known...

journal_title：ChemMedChem

authors： Sundriyal S,Malmquist NA,Caron J,Blundell S,Liu F,Chen X,Srimongkolpithak N,Jin J,Charman SA,Scherf A,Fuchter MJ

更新日期：2014-10-01 00:00:00

abstract：:Chemical biology approaches have a long history in the exploration of the G-protein-coupled receptor (GPCR) family, which represents the largest and most important group of targets for therapeutics. The analysis of the human genome revealed a significant number of new members with unknown physiological function which ...

journal_title：ChemMedChem

authors： Jacoby E,Bouhelal R,Gerspacher M,Seuwen K

更新日期：2006-08-01 00:00:00

abstract：:The tubulin-binding mode of C3- and C15-modified analogues of epothilone A (Epo A) was determined by NMR spectroscopy and computational methods and compared with the existing structural models of tubulin-bound natural Epo A. Only minor differences were observed in the conformation of the macrocycle between Epo A and t...

journal_title：ChemMedChem

authors： Erdélyi M,Navarro-Vázquez A,Pfeiffer B,Kuzniewski CN,Felser A,Widmer T,Gertsch J,Pera B,Díaz JF,Altmann KH,Carlomagno T

更新日期：2010-06-07 00:00:00

abstract：:We report the synthesis of trifluoromethylated metallocenes (M=Fe, Ru) and related metal-free compounds for comparison of their biological properties with the aim to establish structure-activity relationships toward the anti-proliferative activity of this compound class. All new compounds were comprehensively characte...

journal_title：ChemMedChem

authors： Maschke M,Alborzinia H,Lieb M,Wölfl S,Metzler-Nolte N

更新日期：2014-06-01 00:00:00

abstract：:Src homology 2 (SH2)-domain-mediated interactions with phosphotyrosine (pY)-containing ligands are critical for the regulation of SHP-1 phosphatase activity. Peptides based on a binding site from receptor tyrosine kinase Ros (EGLN-pY2267-MVL, 1) have recently been shown to bind to the SHP-1 N-terminal SH2 domain (N-SH...

journal_title：ChemMedChem

authors： Hampel K,Kaufhold I,Zacharias M,Böhmer FD,Imhof D

更新日期：2006-08-01 00:00:00

abstract：:The synthesis of a novel group of quinacridine-based ligands (MMQs) is described along with an evaluation of their G-quadruplex binding properties. A set of biophysical assays was applied to characterize their interaction with DNA quadruplexes: FRET-melting experiments and equilibrium microdialysis were used to evalua...

journal_title：ChemMedChem

authors： Hounsou C,Guittat L,Monchaud D,Jourdan M,Saettel N,Mergny JL,Teulade-Fichou MP

更新日期：2007-05-01 00:00:00

abstract：:A series of new dibenzoxepines were synthesized in a straightforward and efficient manner through diastereoselective biaryl Suzuki-Miyaura coupling and Brønsted-acid-mediated cyclodehydration as key steps. The vascular-disrupting potential of these molecules was evaluated with various in vitro assays: inhibition of mi...

journal_title：ChemMedChem

authors： Joncour A,Liu JM,Décor A,Thoret S,Wdzieczak-Bakala J,Bignon J,Baudoin O

更新日期：2008-11-01 00:00:00

abstract：:N-Acylethanolamine acid amidase (NAAA) is a cysteine hydrolase that catalyzes the hydrolysis of endogenous lipid mediators such as palmitoylethanolamide (PEA). PEA has been shown to exert anti-inflammatory and antinociceptive effects in animals by engaging peroxisome proliferator-activated receptor α (PPAR-α). Thus, p...

journal_title：ChemMedChem

authors： Fiasella A,Nuzzi A,Summa M,Armirotti A,Tarozzo G,Tarzia G,Mor M,Bertozzi F,Bandiera T,Piomelli D

更新日期：2014-07-01 00:00:00

abstract：:Human African trypanosomiasis (HAT), Chagas disease, and leishmaniasis belong to a group of infectious diseases known as neglected tropical diseases and are induced by infection with protozoan parasites named trypanosomatids. Drugs in current use have several limitations, and therefore new candidate drugs are required...

journal_title：ChemMedChem

authors： Dichiara M,Marrazzo A,Prezzavento O,Collina S,Rescifina A,Amata E

更新日期：2017-08-22 00:00:00

abstract：:Six phosphorescent (2-phenyl)pyridine (ppy) gold(III) 2,4,6-tris(trifluoromethyl)phenyl (FMes) complexes were synthesized and investigated for their anticancer potential. The compounds demonstrated strong antiproliferative activity, with EC50 values in the low micromolar range, along with significant accumulation in H...

journal_title：ChemMedChem

authors： Rubbiani R,Zehnder TN,Mari C,Blacque O,Venkatesan K,Gasser G

更新日期：2014-12-01 00:00:00

abstract：:Drug metabolism, toxicity, and their interaction profiles are major issues in the drug-discovery and lead-optimization processes. The cytochromes P450 (CYPs) 2D6 and 2C9 are enzymes involved in the oxidative metabolism of a majority of marketed drugs. Therefore, the prediction of the binding affinity towards CYP2D6 an...

journal_title：ChemMedChem

authors： Rossato G,Ernst B,Smiesko M,Spreafico M,Vedani A

更新日期：2010-12-03 00:00:00

abstract：:Human equilibrative nucleoside transporter 1 (hENT1) is a prototypical nucleoside transporter protein ubiquitously expressed on the cell surface of almost all human tissue. Given the role of hENT1 in the transport of nucleoside drugs, an important class of therapeutics in the treatment of various cancers and viral inf...

journal_title：ChemMedChem

authors： Rayala R,Theard P,Ortiz H,Yao S,Young JD,Balzarini J,Robins MJ,Wnuk SF

更新日期：2014-09-01 00:00:00

abstract：:Better control of postprandial hyperglycemia can be achieved by delaying the absorption of glucose resulting from carbohydrate digestion. Because α-amylase initiates the hydrolysis of polysaccharides, the design of α-amylase inhibitors can lead to the development of new treatments for metabolic disorders such as type ...

journal_title：ChemMedChem

authors： Al-Asri J,Gyémánt G,Fazekas E,Lehoczki G,Melzig MF,Wolber G,Mortier J

更新日期：2016-11-07 00:00:00

abstract：:Different Mannich base derivatives have been studied with the aim of addressing the poor aqueous solubility of the recently disclosed 6-phenethyl-2,3,4,5-tetrahydroazepino[4,3-b]indol-1(6H)-one (1), a human butyrylcholinesterase inhibitor (hBChE, IC50 13 nM) and protective agent in NMDA-induced neurotoxicity, in in vi...

journal_title：ChemMedChem

authors： Purgatorio R,de Candia M,Catto M,Rullo M,Pisani L,Denora N,Carrieri A,Nevskaya AA,Voskressensky LG,Altomare CD

更新日期：2020-11-06 00:00:00