Novel zafirlukast derivatives exhibit selective antibacterial activity against Porphyromonas gingivalis.

abstract：:Bile acids have emerged as strong signaling molecules capable of influencing various biological processes like inflammation, apoptosis, cancer progression and atherosclerosis depending on their chemistry. In the present study, we investigated the effect of major hydrophobic bile acids lithocholic acid (LCA) and deoxyc...

journal_title：MedChemComm

authors： Kundu S,Bansal S,Muthukumarasamy KM,Sachidanandan C,Motiani RK,Bajaj A

更新日期：2017-10-31 00:00:00

abstract：:Based on structure modification and a high-throughput Jurkat-Lat cell screening model, we found that GIBH-LRA002, ethyl-2-amino-3-cyano-9-methyl-4-(trifluoromethyl)-4,9-dihydropyrano[2,3-b]indole-4-carboxylate, effectively reactivated the latent proviruses in a Jurkat-Lat cell line and primary CD4+ T cells from both c...

journal_title：MedChemComm

authors： Yang Q,Ding Y,Feng F,Pan E,Fan X,Ma X,Chen L,Zhao J,Sun C

更新日期：2017-07-25 00:00:00

abstract：:In this paper, synthesis and characterization of metal complexes [Cu2(L)3]ClO4 (1), [Ga(L)2]NO3·2H2O (2) and [In(L)2]NO3·H2O (3) (HL = 2-acetylpyridine N(4)-phenylthiosemicarbazone) was carried out, including elemental analysis, spectral analysis (IR, UV-vis, NMR), and X-ray crystallography. Complex 1 contains one S-b...

journal_title：MedChemComm

authors： Wang YT,Fang Y,Zhao M,Li MX,Ji YM,Han QX

更新日期：2017-10-09 00:00:00

abstract：:Previous studies have demonstrated that natural steroid compounds containing a peroxide bridge exhibited potential anti-hepatitis B virus activity. To continue our research, a simple and regioselective methodology, using Eosin Y as a clean photosensitized oxidation catalyst, was developed for the synthesis of a peroxi...

journal_title：MedChemComm

authors： Jia M,Zhao R,Xu B,Yan W,Chu F,Gu H,Xie T,Xiang H,Ren J,Chen D,Wang P,Lei H

更新日期：2016-10-19 00:00:00

abstract：:Sphingosine 1-phosphate (S1P) is involved in hyper-proliferative diseases such as cancer and pulmonary arterial hypertension. We have synthesized inhibitors that are selective for the two isoforms of sphingosine kinase (SK1 and SK2) that catalyze the synthesis of S1P. A thiourea adduct of sphinganine (F02) is selectiv...

journal_title：MedChemComm

authors： Byun HS,Pyne S,Macritchie N,Pyne NJ,Bittman R

更新日期：2013-01-01 00:00:00

abstract：:In this review, we have focused on the recent progress in metal complexes that are able to bind to β-amyloid (Aβ) species. We have discussed various radioactive complexes of 99mTc, 68Ga, 64Cu, 89Zr, and 111In, which were designed as Aβ imaging agents for positron emission tomography (PET) and single photon emission co...

journal_title：MedChemComm

authors： Chen K,Cui M

更新日期：2017-05-16 00:00:00

abstract：:Herein, we disclose the development of a catalyst- and protecting-group-free microwave-enhanced Friedländer synthesis which permits the single-step, convergent assembly of diverse 8-hydroxyquinolines with greatly improved reaction yields over traditional oil bath heating (increased from 34% to 72%). This rapid synthes...

journal_title：MedChemComm

authors： Garrison AT,Abouelhassan Y,Yang H,Yousaf HH,Nguyen TJ,Huigens Iii RW

更新日期：2016-07-27 00:00:00

abstract：:Herein we continued our previous work on the development of CB2 ligands, reporting the design and synthesis of a series of benzimidazole-containing derivatives that were explored as selective CB2 ligands with binding affinity towards both CB1 and CB2 receptors. Seven out of eighteen compounds exhibited preferential bi...

journal_title：MedChemComm

authors： Tonelli M,Cichero E,Mahmoud AM,Rabbito A,Tasso B,Fossa P,Ligresti A

更新日期：2018-10-10 00:00:00

abstract：:Novel primaquine-cell penetrating peptide conjugates were synthesised and tested in vitro against liver stage Plasmodium berghei parasites. Generally, the conjugates were more active than the parent peptides and, in some cases, than the parent drug. These are unprecedented findings that may open a new route towards an...

journal_title：MedChemComm

authors： Aguiar L,Machado M,Sanches-Vaz M,Prudêncio M,Vale N,Gomes P

更新日期：2018-11-16 00:00:00

abstract：:A novel series of 2-pyrazoline derivatives were designed, synthesized, and evaluated for cholinesterase (ChE) inhibitory, Aβ anti-aggregating and neuroprotective activities. Among these, 3d, 3e, 3g, and 3h were established as the most potent and selective BChE inhibitors (IC50 = 0.5-3.9 μM), while 3f presented dual in...

journal_title：MedChemComm

authors： Unsal-Tan O,Tüylü Küçükkılınç T,Ayazgök B,Balkan A,Ozadali-Sari K

更新日期：2019-05-09 00:00:00

abstract：:Urinary tract infections (UTIs) are amongst the most common and prevalent infectious diseases worldwide, with uropathogenic Escherichia coli (UPEC) reported as the main causative pathogen. Fluoroquinolone antibiotics are commonly used to treat UTIs but for infections involving UPEC biofilms, which are commonly associa...

journal_title：MedChemComm

authors： Verderosa AD,Harris J,Dhouib R,Totsika M,Fairfull-Smith KE

更新日期：2019-02-25 00:00:00

abstract：:In the present work, coumarin based pyrazolines (7a-g) have been synthesized and investigated for their in vitro and in vivo anti-inflammatory potential. Amongst the synthesized compounds, compounds 7a, 7d and 7f exhibited significant in vitro anti-inflammatory activity as compared to the standard etoricoxib. Keeping ...

journal_title：MedChemComm

authors： Chandel P,Kumar A,Singla N,Kumar A,Singh G,Gill RK

更新日期：2019-01-23 00:00:00

abstract：:The type III secretion system injectisome is a syringe-like multimembrane spanning nanomachine that is essential to the pathogenicity but not viability of many clinically relevant Gram-negative bacteria, such as enteropathogenic Escherichia coli, Salmonella enterica and Pseudomonas aeruginosa. Due to the rise in antib...

journal_title：MedChemComm

authors： Lyons BJE,Strynadka NCJ

更新日期：2019-06-20 00:00:00

abstract：:As the protein databank (PDB) recently passed the cap of 123 456 structures, it stands more than ever as an important resource not only to analyze structural features of specific biological systems, but also to study the prevalence of structural patterns observed in a large body of unrelated structures, that may refle...

journal_title：MedChemComm

authors： Ferreira de Freitas R,Schapira M

更新日期：2017-10-01 00:00:00

abstract：:Tuberculosis (TB) is an epidemic disease and the growing burden of multidrug-resistant (MDR) TB world wide underlines the need to discover new drugs to treat the disease. Mycobacterium tuberculosis (Mtb) is the etiological agent of most cases of TB. Mtb is difficult to treat, in part, due to the presence of a sturdy h...

journal_title：MedChemComm

authors： Thanna S,Sucheck SJ

更新日期：2016-01-01 00:00:00

abstract：:2-Arylethynyl derivatives of (N)-methanocarba adenosine 5'-uronamides are selective A3AR (adenosine receptor) agonists. Here we substitute a 1,2,3-triazol-1-yl linker in place of the rigid, linear ethynyl group to eliminate its potential metabolic liability. Docking of nucleosides containing possible short linker moie...

journal_title：MedChemComm

authors： Tosh DK,Paoletta S,Chen Z,Crane S,Lloyd J,Gao ZG,Gizewski ET,Auchampach JA,Salvemini D,Jacobson KA

更新日期：2015-01-01 00:00:00

abstract：:In the last three decades, protein and nucleic acid structure determination and comprehension of the mechanisms, leading to their physiological and pathological functions, have become a cornerstone of biomedical sciences. A deep understanding of the principles governing the fates of cells and tissue at the molecular l...

journal_title：MedChemComm

authors： Bernetti M,Cavalli A,Mollica L

更新日期：2017-01-30 00:00:00

abstract：:Human African trypanosomiasis (HAT), also known as African sleeping sickness, is caused by parasitic protozoa of the genus Trypanosoma. As the disease progresses, the parasites cross the blood brain barrier and are lethal for the patients if the disease is left untreated. Current therapies suffer from several drawback...

journal_title：MedChemComm

authors： Berninger M,Schmidt I,Ponte-Sucre A,Holzgrabe U

更新日期：2017-07-31 00:00:00

abstract：:Malaria is a serious tropical disease that kills thousands of people every year, mainly in Africa, due to Plasmodium falciparum infections. Salirasib is a promising cancer drug candidate that interferes with the post-translational modification of Ras. This S-farnesyl thiosalicylate inhibits isoprenylcysteine carboxyl ...

journal_title：MedChemComm

authors： Porta EOJ,Bofill Verdaguer I,Perez C,Banchio C,Ferreira de Azevedo M,Katzin AM,Labadie GR

更新日期：2019-06-21 00:00:00

abstract：:N-Myristoyltransferase (NMT) represents an attractive drug target in parasitic infections such as malaria due to its genetic essentiality and amenability to inhibition by drug-like small molecules. Scaffold simplification from previously reported inhibitors containing bicyclic cores identified phenyl derivative 3, pro...

journal_title：MedChemComm

authors： Yu Z,Brannigan JA,Rangachari K,Heal WP,Wilkinson AJ,Holder AA,Leatherbarrow RJ,Tate EW

更新日期：2015-10-08 00:00:00

abstract：:Twenty-three monoketone derivatives of curcumin were synthesized to investigate the synergy with fluconazole against fluconazole-resistant Candida spp. The minimal inhibitory concentration (MIC80) and the fractional inhibitory concentration index (FICI) of the antifungal synergist fluconazole were measured against flu...

journal_title：MedChemComm

authors： Zhao F,Dong HH,Wang YH,Wang TY,Yan ZH,Yan F,Zhang DZ,Cao YY,Jin YS

更新日期：2017-03-17 00:00:00

abstract：:The synthesis, biological evaluation and molecular modeling of a series of pyrrole compounds related to 3,5-dibromo-4-(3,4-dimethoxyphenyl)-1H-pyrrole-2-carboxylic acid that evaluates and optimizes C-4 substituents are reported. The key factor for microtubule depolymerization activity appears to be the presence of an ...

journal_title：MedChemComm

authors： Da C,Telang N,Hall K,Kluball E,Barelli P,Finzel K,Jia X,Gupton JT,Mooberry SL,Kellogg GE

更新日期：2013-01-01 00:00:00

abstract：:Much effort has been devoted to targeting agents for imaging and chemotherapy of tumors in cancer research, but there remain significant unmet needs in that area. We have reported a series of preclinical TrkC targeting agents for diagnoses and treatment of metastatic breast cancer; however, with respect to optical ima...

journal_title：MedChemComm

authors： Yang Z,Usama SM,Li F,Burgess K,Li Z

更新日期：2018-08-03 00:00:00

abstract：:A novel and simplified synthetic scaffold based on pladienolide was designed using a consensus pharmacophore hypothesis. An initial target was synthesized and evaluated to examine the role of the 3-hydroxy group and the methyl groups present at positions 10, 16, 20, 22 in 1, on biological activity. We report the first...

journal_title：MedChemComm

authors： Gundluru MK,Pourpak A,Cui X,Morris SW,Webb TR

更新日期：2011-01-01 00:00:00

abstract：:A new iron(iii) complex with 5,7-dichloro-2-methyl-8-quinolinol (HClMQ) as ligands, i.e., [Fe(ClMQ)2Cl] (1), was synthesized and evaluated for its anticancer activity. Compared to the HClMQ ligand, complex 1 showed a higher cytotoxicity towards a series of tumor cell lines, including Hep-G2, BEL-7404, NCI-H460, A549, ...

journal_title：MedChemComm

authors： Zou BQ,Qin QP,Bai YX,Cao QQ,Zhang Y,Liu YC,Chen ZF,Liang H

更新日期：2017-02-01 00:00:00

abstract：:Ecto-nucleotide pyrophosphatase/phosphodiesterase 1 (NPP1, EC 3.1.4.1) is a metalloenzyme that belongs to the NPP family, which comprises seven subtypes (NPP1-7). NPP1 hydrolyzes a wide range of phosphodiester bonds, e.g. in nucleoside triphosphates, (cyclic) dinucleotides, and nucleotide sugars yielding nucleoside 5'...

journal_title：MedChemComm

authors： Lee SY,Müller CE

更新日期：2017-02-09 00:00:00

abstract：:A combinatorial library of 6 × 106 cyclic peptides was synthesized in the one bead-two compound format, with each bead displaying a unique cyclic peptide on its surface and a linear peptide encoding tag in its interior. Screening of the library against K-Ras identified compounds that bound K-Ras with submicromolar aff...

journal_title：MedChemComm

authors： Wu X,Upadhyaya P,Villalona-Calero MA,Briesewitz R,Pei D

更新日期：2013-02-01 00:00:00

abstract：:A series of indole derivatives was designed and synthesised to improve on activity and circumvent pharmacokinetic limitations experienced with the structurally related compound, ladostigil. The compounds consisted of a propargylamine moiety (a known MAO inhibitor and neuroprotector) at the N1 position and a ChE inhibi...

journal_title：MedChemComm

authors： Denya I,Malan SF,Enogieru AB,Omoruyi SI,Ekpo OE,Kapp E,Zindo FT,Joubert J

更新日期：2018-01-16 00:00:00

abstract：:Intrinsic and acquired resistance to conventional and targeted therapeutics is a fundamental reason for treatment failure in many cancer patients. Targeted approaches to overcome chemoresistance as well as resistance to targeted approaches require in depth understanding of the underlying molecular mechanisms. The anti...

journal_title：MedChemComm

authors： Ferreira BI,Lie MK,Engelsen AST,Machado S,Link W,Lorens JB

更新日期：2016-10-21 00:00:00

abstract：:Covalent probes and drugs have found widespread use as research tools and clinical agents. Covalent probes are useful because of their increased intracellular potency and because covalent labeling of cellular proteins can be tracked using click chemistry. Covalent drugs, on the other hand, can overcome drug resistance...

journal_title：MedChemComm

authors： Kathman SG,Statsyuk AV

更新日期：2016-04-01 00:00:00