Design, synthesis, and biological evaluation of levoglucosenone-derived ras activation inhibitors.

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：:A hybrid approach was applied for the design of an inhibitor of trypsin-like serine proteases. Compound 16 [(R,R)- and (R,S)-diphenyl (4-(1-(4-amidinobenzylamino)-1-oxo-3-phenylpropan-2-ylcarbamoyl)phenylamino)(4-amidinophenyl)methylphosphonate hydrochloride], prepared in a convergent synthetic procedure, possesses a ...

journal_title：ChemMedChem

authors： Häußler D,Scheidt T,Stirnberg M,Steinmetzer T,Gütschow M

更新日期：2015-10-01 00:00:00

abstract：:Herein we propose the D-Trp-Phe sequence within an inverse type II β-turn as a new kind of pharmacophoric motif for μ-opioid receptor (MOR) cyclopeptide agonists. Initially, we observed that c[Tyr-D-Pro-D-Trp-Phe-Gly] (4), an analogue of endomorphin-1 (H-Tyr-Pro-Trp-Phe-NH₂) lacking the crucial protonatable amino grou...

journal_title：ChemMedChem

authors： Gentilucci L,Tolomelli A,De Marco R,Spampinato S,Bedini A,Artali R

更新日期：2011-09-05 00:00:00

abstract：:Abnormally high corticosteroid levels are responsible for the onset of serious hormone-related diseases, and the inhibition of their biosynthesis by targeting cytochrome P450 (CYP) isoforms CYP11B1 and CYP11B2 has emerged as a promising strategy to restore healthy physiological levels of corticosteroids. With the aim ...

journal_title：ChemMedChem

authors： Gobbi S,Hu Q,Zimmer C,Belluti F,Rampa A,Hartmann RW,Bisi A

更新日期：2016-08-19 00:00:00

abstract：:Three photoswitchable tetrapeptides, based on a known synthetic antibacterial, were designed and synthesized to determine activity against Staphylococcus aureus. Each peptide contains an azobenzene photoswitch incorporated into either the N-terminal side chain (1), C-terminal side chain (2), or the C-terminus (3) to a...

journal_title：ChemMedChem

authors： Yeoh YQ,Horsley JR,Yu J,Polyak SW,Jovcevski B,Abell AD

更新日期：2020-08-19 00:00:00

abstract：:The integrated stress response comprises multiple signaling pathways for detecting and responding to cellular stress that converge at a single event-the phosphorylation of Ser51 on the α-subunit of eukaryotic translation initiation factor 2 (eIF2α). Phosphorylation of eIF2α (eIF2α-P) results in attenuation of global p...

journal_title：ChemMedChem

authors： Hearn BR,Jaishankar P,Sidrauski C,Tsai JC,Vedantham P,Fontaine SD,Walter P,Renslo AR

更新日期：2016-04-19 00:00:00

abstract：:In the present work, a series of small molecules were designed and synthesized based on structural optimization. A significant improvement in the enzyme inhibitory activity of these compounds was discovered. Moreover, the tested compounds have moderate preference for class I HDACs over HDAC6, as demonstrated by enzyme...

journal_title：ChemMedChem

authors： Zhang L,Zhang Y,Chou CJ,Inks ES,Wang X,Li X,Hou J,Xu W

更新日期：2014-03-01 00:00:00

abstract：:Protein tyrosine phosphatase 1B (PTP1B) is an important target for the treatment of diabetes. A series of thiazolidin-4-one derivatives 8-22 was designed, synthesized and investigated as PTP1B inhibitors. The new molecules inhibited PTP1B with IC50 values in the micromolar range. 5-(Furan-2-ylmethylene)-2-(4-nitrophen...

journal_title：ChemMedChem

authors： Patel AD,Pasha TY,Lunagariya P,Shah U,Bhambharoliya T,Tripathi RKP

更新日期：2020-07-03 00:00:00

abstract：:Opening up ion channels: We synthesised a series of anthraquinone analogues, called the GoSlo-SR family. Their effects on bladder smooth muscle BK channels were examined and, as shown, shifted voltage dependent activation >-100 mV (at 10 μM). They were more efficacious than NS11021 and could provide a new scaffold for...

journal_title：ChemMedChem

authors： Roy S,Morayo Akande A,Large RJ,Webb TI,Camarasu C,Sergeant GP,McHale NG,Thornbury KD,Hollywood MA

更新日期：2012-10-01 00:00:00

abstract：:Plumbagin (5-hydroxy-2-methyl-1,4-naphthoquinone) is a small molecule with potent anticancer activity. Like other 1,4-naphthoquinones, it exhibits electrophilic reactivity towards biological nucleophiles. We demonstrate that plumbagin and structurally related 1,4-naphthoquinones with at least one unsubstituted quinoid...

journal_title：ChemMedChem

authors： Chrastina A,Welsh J,Rondeau G,Abedinpour P,Borgström P,Baron VT

更新日期：2020-07-20 00:00:00

abstract：:Phospholipid bilayers represent a complex, anisotropic environment fundamentally different from bulk oil or octanol, for instance. Even "simple" drug association to phospholipid bilayers can only be fully understood if the slab-of-hydrocarbon approach is abandoned and the complex, anisotropic properties of lipid bilay...

journal_title：ChemMedChem

authors： Alakoskela JM,Vitovic P,Kinnunen PK

更新日期：2009-08-01 00:00:00

abstract：:The therapeutic potential of photoactive CO-releasing molecules (photoCORMs) have called for close examination of the roles of the ligand(s) and the central metal atoms on the overall photochemical labilization of the metal-CO bonds. Along this line, we have synthesized four metal complexes, namely, [MnBr(azpy)(CO)3 ]...

journal_title：ChemMedChem

authors： Chakraborty I,Carrington SJ,Mascharak PK

更新日期：2014-06-01 00:00:00

abstract：:Cholesterol esterase (CEase), a serine hydrolase thought to be involved in atherogenesis and thus coronary heart disease, is considered as a target for inhibitor development. We investigated recombinant human and murine CEases with a new fluorometric assay in a structure-activity relationship study of a small library ...

journal_title：ChemMedChem

authors： Dato FM,Sheikh M,Uhl RZ,Schüller AW,Steinkrüger M,Koch P,Neudörfl JM,Gütschow M,Goldfuss B,Pietsch M

更新日期：2018-09-06 00:00:00

abstract：:This paper describes the synthesis, characterisation, and cytotoxicity of a novel trinuclear platinum complex code named TH1. In addition to its activity against human ovarian cancer cell lines: A2780, A2780(cisR), and A2780(ZD0473R), cell uptake, DNA-binding, and the nature of the compound interaction with pBR322 pla...

journal_title：ChemMedChem

authors： Tayyem H,Huq F,Yu JQ,Beale P,Fisher K

更新日期：2008-01-01 00:00:00

abstract：:In solution, amphoteric compounds exist in anionic, uncharged, zwitterionic and cationic forms. The importance of zwitterionic drugs is currently under-represented in the literature. Herein, the acid-base parameters, lipophilicity and solubility of such compounds are discussed to deepen the molecular-level understandi...

journal_title：ChemMedChem

authors： Mazák K,Noszál B

更新日期：2020-07-03 00:00:00

abstract：:The disruption of aberrant protein-protein interactions (PPIs) with synthetic agents remains a challenging goal in contemporary medicinal chemistry but some progress has been made. One such dysregulated PPI is that between the anti-apoptotic Bcl-2 proteins, including myeloid cell leukemia-1 (Mcl-1), and the α-helical ...

journal_title：ChemMedChem

authors： Drennen B,Scheenstra JA,Yap JL,Chen L,Lanning ME,Roth BM,Wilder PT,Fletcher S

更新日期：2016-04-19 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：:Efavirenz (EFV), an antiretroviral that interacts clinically with co-administered drugs via activation of the pregnane X receptor (PXR), is extensively metabolized by the cytochromes P450. We tested whether its primary metabolite, 8-hydroxyEFV (8-OHEFV) can activate PXR and potentially contribute to PXR-mediated drug-...

journal_title：ChemMedChem

authors： Narayanan B,Lade JM,Heck CJS,Dietz KD,Wade H,Bumpus NN

更新日期：2018-04-06 00:00:00

abstract：:Because only a few studies have investigated the affinity and functional activity of NMDA receptor open channel blockers under the same assay conditions, a comparative study of common open channel blockers is of major interest. The pharmacological activities of MK-801, phencyclidine (PCP), dexoxadrol, etoxadrol, (S)- ...

journal_title：ChemMedChem

authors： Temme L,Schepmann D,Schreiber JA,Frehland B,Wünsch B

更新日期：2018-03-06 00:00:00

abstract：:AFMC-AIMECS meetings are internationally organized biannually by the Asian Federation for Medicinal Chemistry (AFMC) and are focused on recent studies in drug discovery and development both in academia and industry. Member organizations of the AFMC are the Pharmaceutical Society of Japan, the Chinese Pharmaceutical As...

journal_title：ChemMedChem

authors： Olgac A,Yalcin I,Aki-Yalcin E

更新日期：2020-01-07 00:00:00

abstract：:Drugs may have polypharmacological phenomena, that is, in addition to the desired target, they may also bind to many undesired or unknown physiological targets. As a result, they often exert side effects. In some cases, off-target interactions may lead to drug repositioning or to explaining a drug's mode of action. He...

journal_title：ChemMedChem

authors： Patel H,Lucas X,Bendik I,Günther S,Merfort I

更新日期：2015-07-01 00:00:00

abstract：:Selectivity is a central aspect of lead optimization in the drug discovery process. Medicinal chemists often try to decrease molecular flexibility to improve selectivity, given the common belief that the two are interdependent. To investigate the relationship between polypharmacology and conformational flexibility, we...

journal_title：ChemMedChem

authors： He MW,Lee PS,Sweeney ZK

更新日期：2015-02-01 00:00:00

abstract：:Unraveling the mechanisms involved in castration- and therapy-resistant prostate cancer has led to a renewed interest in androgen receptor (AR)-targeted therapeutics. Anti-androgens that block the activity of the AR therefore remain a valid therapeutic option. However, they must be more effective than, or display a di...

journal_title：ChemMedChem

authors： Voet A,Helsen C,Zhang KY,Claessens F

更新日期：2013-04-01 00:00:00

abstract：:The development of more selective chemotherapeutic agents for benign treatments of malicious diseases is highly desirable. In recent years model systems for the release of small molecule drugs from nucleic acid conjugates by templated chemical or photochemical reactions have been designed. Common for these systems is ...

journal_title：ChemMedChem

authors： Jacobsen MF,Cló E,Mokhir A,Gothelf KV

更新日期：2007-06-01 00:00:00

abstract：:Despite various inhibitors targeting the zinc center(s) of enzymes, drugs that target zinc fingers have not been examined in detail. We previously developed a dithiol compound named SN-1 that has an inhibitory effect on the function of zinc finger transcription factors, but its mechanism of action has not yet been elu...

journal_title：ChemMedChem

authors： Koga R,Radwan MO,Ejima T,Kanemaru Y,Tateishi H,Ali TFS,Ciftci HI,Shibata Y,Taguchi Y,Inoue JI,Otsuka M,Fujita M

更新日期：2017-12-07 00:00:00

abstract：:A library of 40,000 compounds was screened for inhibitors of 2-methylerythritol 2,4-cyclodiphosphate synthase (IspF) protein from Arabidopsis thaliana using a photometric assay. A thiazolopyrimidine derivative resulting from the high-throughput screen was found to inhibit the IspF proteins of Mycobacterium tuberculosi...

journal_title：ChemMedChem

authors： Geist JG,Lauw S,Illarionova V,Illarionov B,Fischer M,Gräwert T,Rohdich F,Eisenreich W,Kaiser J,Groll M,Scheurer C,Wittlin S,Alonso-Gómez JL,Schweizer WB,Bacher A,Diederich F

更新日期：2010-07-05 00:00:00

abstract：:2-Azetidinones, commonly known as beta-lactams, are well-known heterocyclic compounds. Herein we described the synthesis and biological evaluation of a series of novel beta-lactams. In vitro inhibition assays against HDAC isoforms showed an interesting isoform-selectivity of these compounds towards HDAC6 and HDAC8. Th...

journal_title：ChemMedChem

authors： Galletti P,Quintavalla A,Ventrici C,Giannini G,Cabri W,Penco S,Gallo G,Vincenti S,Giacomini D

更新日期：2009-12-01 00:00:00

abstract：:Insulin resistance is a major pathophysiological feature in the development of type 2 diabetes (T2DM). Ferulic acid is known for attenuating the insulin resistance and reducing the blood glucose in T2DM rats. In this work, we designed and synthesized a library of new ferulic acid amides (FAA), which could be considere...

journal_title：ChemMedChem

authors： Yasmin S,Cerchia C,Badavath VN,Laghezza A,Dal Piaz F,Mondal SK,Atlı Ö,Baysal M,Vadivelan S,Shankar S,Siddique MUM,Pattnaik AK,Singh RP,Loiodice F,Jayaprakash V,Lavecchia A

更新日期：2020-10-08 00:00:00

abstract：:Lysine-specific demethylase 1 (LSD1) is a flavin adenine dinucleotide (FAD)-dependent enzyme that catalyzes the demethylation of histone H3 and regulates gene expression. Because it is implicated in the regulation of diseases such as acute myeloid leukemia, potent LSD1-specific inhibitors have been pursued. Trans-2-ph...

journal_title：ChemMedChem

authors： Niwa H,Sato S,Handa N,Sengoku T,Umehara T,Yokoyama S

更新日期：2020-05-06 00:00:00

abstract：:Metalloproteinases of the astacin family are drawing ever increasing attention as potential drug targets. However, knowledge regarding inhibitors thereof is limited in most cases. Crucial for the development of metalloprotease inhibitors is high selectivity, to avoid side effects brought about by inhibition of off-tar...

journal_title：ChemMedChem

authors： Tan K,Jäger C,Schlenzig D,Schilling S,Buchholz M,Ramsbeck D

更新日期：2018-08-20 00:00:00