Highly Efficient Synthesis of 1,3-Dihydroxy-2-carboxycarbazole and Its Neuroprotective Effects.

abstract：:1-Deoxy-D-xylulose-5-phosphate reductoisomerase (DXR) in the non-mevalonate isoprene biosynthesis pathway is a target for developing antimalarial drugs. Fosmidomycin, a potent DXR inhibitor, showed safety as well as efficacy against P. falciparum malaria in clinical trials. Based on our previous quantitative structure...

journal_title：ACS medicinal chemistry letters

authors： Xue J,Diao J,Cai G,Deng L,Zheng B,Yao Y,Song Y

更新日期：2013-02-14 00:00:00

abstract：:We report a series of lipidated α-AApeptides that mimic the structure and function of natural antimicrobial lipopeptides. Several short lipidated α-AApeptides show broad-spectrum activity against a range of clinically related Gram-positive and Gram-negative bacteria as well as fungus. Their antimicrobial activity and ...

journal_title：ACS medicinal chemistry letters

authors： Hu Y,Amin MN,Padhee S,Wang RE,Qiao Q,Bai G,Li Y,Mathew A,Cao C,Cai J

更新日期：2012-07-12 00:00:00

abstract：:ABC transporters, including ABCG2, play a vital role in defending the human body against the vast range of xenobiotics. Even though this is beneficial for human health, these protein transporters have been implicated in the emerging resistance of cancer cells to a variety of structurally and functionally diverse antic...

journal_title：ACS medicinal chemistry letters

authors： Peña-Solórzano D,Scholler M,Bernhardt G,Buschauer A,König B,Ochoa-Puentes C

更新日期：2018-07-25 00:00:00

abstract：:Inhibitors of the renal outer medullary potassium channel (ROMK) show promise as novel mechanism diuretics, with potentially lower risk of diuretic-induced hypokalemia relative to current thiazide and loop diuretics. Here, we report the identification of a novel series of 3-sulfamoylbenzamide ROMK inhibitors. Starting...

journal_title：ACS medicinal chemistry letters

authors： Sammons MF,Kharade SV,Filipski KJ,Boehm M,Smith AC,Shavnya A,Fernando DP,Dowling MS,Carpino PA,Castle NA,Zellmer SG,Antonio BM,Gosset JR,Carlo A,Denton JS

更新日期：2018-01-19 00:00:00

abstract：:The solution behavior of auranofin, Et3PAuCl  and Et3PAuI, as well as their interactions with hen egg white lysozyme, single strand oligonucleotide, and ds-DNA were comparatively analyzed through NMR spectroscopy, ESI-MS, ethidium bromide displacement, DNA melting and viscometric tests. The cytotoxic effects toward re...

journal_title：ACS medicinal chemistry letters

authors： Marzo T,Cirri D,Gabbiani C,Gamberi T,Magherini F,Pratesi A,Guerri A,Biver T,Binacchi F,Stefanini M,Arcangeli A,Messori L

更新日期：2017-09-06 00:00:00

abstract：:Starting from clinical candidates Firategrast, Valategrast, and AJM-300, a series of novel macrocyclic platelet collagen receptor α2β1 antagonists were developed. The amino acid derived low molecular weight 14-18-membered macrocycles turned out to be highly active toward integrin α2β1 with IC50s in the low nanomolar r...

journal_title：ACS medicinal chemistry letters

authors： Halland N,Blum H,Buning C,Kohlmann M,Lindenschmidt A

更新日期：2014-01-10 00:00:00

abstract：:A novel series of alkoxyimino derivatives as S1P1 agonists were discovered through de novo design using FTY720 as the chemical starting point. Extensive structure-activity relationship studies led to the discovery of (E)-1-(4-(1-(((4-cyclohexyl-3-(trifluoromethyl)benzyl)oxy)imino)ethyl)-2-ethylbenzyl)azetidine-3-carbo...

journal_title：ACS medicinal chemistry letters

authors： Pan S,Gray NS,Gao W,Mi Y,Fan Y,Wang X,Tuntland T,Che J,Lefebvre S,Chen Y,Chu A,Hinterding K,Gardin A,End P,Heining P,Bruns C,Cooke NG,Nuesslein-Hildesheim B

更新日期：2013-01-04 00:00:00

abstract：:A new class of potent matrix metalloproteinase (MMP) inhibitors designed by structure-based optimization of the well-known arylsulfonamide scaffold is presented. Molecules show an ethylene linker connecting the sulfonamide group with the P1' aromatic portion and a d-proline residue bearing the zinc-binding group. The ...

journal_title：ACS medicinal chemistry letters

authors： Mori M,Massaro A,Calderone V,Fragai M,Luchinat C,Mordini A

更新日期：2013-05-14 00:00:00

abstract：:Activating mutations in the epidermal growth factor receptor (EGFR) have been identified in a subset of non-small cell lung cancer (NSCLC), which is one of the leading cancer types worldwide. Application of EGFR tyrosine kinase inhibitors leads to acquired resistance by secondary EGFR mutations or by amplification of ...

journal_title：ACS medicinal chemistry letters

authors： Szokol B,Gyulavári P,Kurkó I,Baska F,Szántai-Kis C,Greff Z,Orfi Z,Peták I,Pénzes K,Torka R,Ullrich A,Orfi L,Vántus T,Kéri G

更新日期：2014-01-30 00:00:00

abstract：:Current treatment of toxoplasmosis targets the parasite's folate metabolism through inhibition of dihydrofolate reductase (DHFR). The most widely used DHFR antagonist, pyrimethamine, was introduced over 60 years ago and is associated with toxicity that can be largely attributed to a similar affinity for parasite and h...

journal_title：ACS medicinal chemistry letters

authors： Welsch ME,Zhou J,Gao Y,Yan Y,Porter G,Agnihotri G,Li Y,Lu H,Chen Z,Thomas SB

更新日期：2016-09-17 00:00:00

abstract：:In light of the biomedical significance of metallo-β-lactamases (MβLs), ten new mercaptoacetic acid thioester amino acid derivatives were synthesized and characterized. Biological activity assays indicated that all these synthesized compounds are very potent inhibitors of L1, exhibiting an IC50 value range of 0.018-2....

journal_title：ACS medicinal chemistry letters

authors： Liu XL,Shi Y,Kang JS,Oelschlaeger P,Yang KW

更新日期：2015-04-23 00:00:00

abstract：:The endogenous amino acid, 5-aminolevulinic acid (5-ALA), has received significant attention as an imaging agent, including ongoing clinical trials for image-guided tumor resection due to its selective uptake and subsequent accumulation of the fluorescent protoporphyrin IX in tumor cells. Based on the widely reported ...

journal_title：ACS medicinal chemistry letters

authors： Pippin AB,Voll RJ,Li Y,Wu H,Mao H,Goodman MM

更新日期：2017-11-15 00:00:00

abstract：:This study was aimed at investigating the antitumor activity of novel 2-oxindole derivatives against a well-characterized human nonsmall cell lung cancer (NSCLC) cell line. Test compounds produced an antiproliferative activity in the low micromolar/submicromolar range of concentrations and significantly induced typica...

journal_title：ACS medicinal chemistry letters

authors： Nesi G,Sestito S,Mey V,Ricciardi S,Falasca M,Danesi R,Lapucci A,Breschi MC,Fogli S,Rapposelli S

更新日期：2013-10-18 00:00:00

abstract：:A de novo hit-to-lead effort involving the redesign of benzimidazole-containing antagonists of the CXCR4 receptor resulted in the discovery of a novel series of 1,2,3,4-tetrahydroisoquinoline (TIQ) analogues. In general, this series of compounds show good potencies (3-650 nM) in assays involving CXCR4 function, includ...

journal_title：ACS medicinal chemistry letters

authors： Truax VM,Zhao H,Katzman BM,Prosser AR,Alcaraz AA,Saindane MT,Howard RB,Culver D,Arrendale RF,Gruddanti PR,Evers TJ,Natchus MG,Snyder JP,Liotta DC,Wilson LJ

更新日期：2013-09-05 00:00:00

abstract：:Despite the perceived stability of the C-F bond, chemical instability and drug-metabolizing enzymes can lead to its cleavage. The resulting release of fluoride and formation of certain metabolites may cause safety issues and warrant the medicinal chemists' attention. ...

journal_title：ACS medicinal chemistry letters

authors： Pan Y

更新日期：2019-06-20 00:00:00

abstract：:Tuning the bioavailability of lidocaine was explored by its incorporation into the ionic liquid lidocainium docusate ([Lid][Doc]) and the deep eutectic Lidocaine·Ibuprofen (Lid·Ibu) and comparing the transdermal absorption of these with the crystalline salt lidocainium chloride ([Lid]Cl). Each form of lidocaine was di...

journal_title：ACS medicinal chemistry letters

authors： Berton P,Di Bona KR,Yancey D,Rizvi SAA,Gray M,Gurau G,Shamshina JL,Rasco JF,Rogers RD

更新日期：2017-04-12 00:00:00

abstract：:A series of 3-deoxy-3-N-arylated-β-d-galactoside and -guloside derivatives have been synthesized by cesium fluoride/trimetylsilylaryl triflate-mediated benzyne generation and N-arylation of 3-deoxy-3-amino-β-d-galactosides and -gulosides, respectively. Evaluation as ligands to galectin-1, 2, 3, 4N (N-terminal domain),...

journal_title：ACS medicinal chemistry letters

authors： Mahanti M,Pal KB,Sundin AP,Leffler H,Nilsson UJ

更新日期：2019-12-04 00:00:00

abstract：:This report describes the discovery of RAD140, a potent, orally bioavailable, nonsteroidal selective androgen receptor modulator (SARM). The characterization of RAD140 in several preclinical models of anabolic androgen action is also described. ...

journal_title：ACS medicinal chemistry letters

authors： Miller CP,Shomali M,Lyttle CR,O'Dea LS,Herendeen H,Gallacher K,Paquin D,Compton DR,Sahoo B,Kerrigan SA,Burge MS,Nickels M,Green JL,Katzenellenbogen JA,Tchesnokov A,Hattersley G

更新日期：2010-12-02 00:00:00

abstract：:The self-assembly of amyloid proteins into β-sheet rich assemblies is associated with human amyloidoses including Alzheimer's disease, Parkinson's disease, and type 2 diabetes. An attractive therapeutic strategy therefore is to develop small molecules that would inhibit protein self-assembly. Natural polyphenols are p...

journal_title：ACS medicinal chemistry letters

authors： Liu G,Gaines JC,Robbins KJ,Lazo ND

更新日期：2012-08-28 00:00:00

abstract：:Acetylcholinesterase is a critical enzyme that regulates neurotransmission by degrading the neurotransmitter acetylcholine in synapses of the nervous system. It is an important target for both therapeutic drugs that treat Alzheimer's disease and chemical warfare agents that cripple the nervous system and cause death t...

journal_title：ACS medicinal chemistry letters

authors： Cheung J,Gary EN,Shiomi K,Rosenberry TL

更新日期：2013-09-23 00:00:00

abstract：:A new class of 4-aminoquinolines was synthesized and evaluated in vitro for antiplasmodial activity against both the chloroquine-sensitive (3D7) and -resistant (K1 and W2) strains. The most active compounds 3c-3e had acceptable cytotoxicity but showed strong inhibition toward a panel of cytochrome P450 enzymes in vitr...

journal_title：ACS medicinal chemistry letters

authors： Tukulula M,Njoroge M,Abay ET,Mugumbate GC,Wiesner L,Taylor D,Gibhard L,Norman J,Swart KJ,Gut J,Rosenthal PJ,Barteau S,Streckfuss J,Kameni-Tcheudji J,Chibale K

更新日期：2013-10-01 00:00:00

abstract：:A series of bis(l-amino acid) ester prodrugs of tenofovir (TFV) were designed and synthesized as new anti-HBV agents in this work. Four compounds 11, 12a, 12d, and 13b displayed better anti-HBV activity (IC50: 0.71-4.22 μM) than the parent drug TFV. The most active compound 11 (IC50: 0.71 μM), a bis(l-valine) ester pr...

journal_title：ACS medicinal chemistry letters

authors： Wang A,Wu S,Tao Z,Li X,Lv K,Ma C,Li Y,Li L,Liu M

更新日期：2019-05-16 00:00:00

abstract：:Re(I) tricarbonyl polypyridine-based complexes are particularly attractive metal complexes in the field of inorganic chemical biology due to their luminescent properties, ease of conjugation to targeting biomolecules, and the possibility to prepare their "hot" (99m)Tc analogues for radioimaging. In this study, we prep...

journal_title：ACS medicinal chemistry letters

authors： Leonidova A,Pierroz V,Adams LA,Barlow N,Ferrari S,Graham B,Gasser G

更新日期：2014-05-15 00:00:00

abstract：:CREB (cAMP response element binding protein) has been shown to play an important role in tumor initiation, progression, and metastasis. We discovered that naphthol AS-E, a cell-permeable CREB inhibitor, presented antiproliferative activity in a broad panel of cancer cell lines in vitro. However, it has limited aqueous...

journal_title：ACS medicinal chemistry letters

authors： Li BX,Xie F,Fan Q,Barnhart KM,Moore CE,Rheingold AL,Xiao X

更新日期：2014-08-22 00:00:00

abstract：:Structure-activity relationship translation offers an expeditious means for discovery of new active series. This approach was applied to discover tetrahydroisoquinoline (THIQ)-based steroidomimetic microtubule disruptors. The two A-ring elements of a three-point steroidal pharmacophore were incorporated into a THIQ-ba...

journal_title：ACS medicinal chemistry letters

authors： Leese MP,Jourdan F,Dohle W,Kimberley MR,Thomas MP,Bai R,Hamel E,Ferrandis E,Potter BV

更新日期：2012-01-12 00:00:00

abstract：:A novel peroxisome proliferator-activated receptor (PPAR) α/δ dual agonist 5c was developed with an EC50 of 8 nM for PPARα, 5 nM for PPARδ, and >300-fold selectivity against PPARγ (EC50 = 2939 nM), respectively. Further ADME and pharmacokinetic studies indicated 5c possessed distinguished in vitro and in vivo profiles...

journal_title：ACS medicinal chemistry letters

authors： Jiang Z,Liu X,Yuan Z,He H,Wang J,Zhang X,Gong Z,Hou L,Shen L,Guo F,Zhang J,Wang J,Xu D,Liu Z,Li H,Chen X,Long C,Li J,Chen S

更新日期：2019-06-24 00:00:00

abstract：:Antibiotic-resistant bacteria are emerging at an alarming rate in both hospital and community settings. Motivated by this issue, we have prepared desmethyl (i.e., replacing methyl groups with hydrogens) analogues of third-generation macrolide drugs telithromycin (TEL, 2) and cethromycin (CET, 6), both of which are sem...

journal_title：ACS medicinal chemistry letters

authors： Wagh B,Paul T,Debrosse C,Klepacki D,Small MC,Mackerell AD Jr,Andrade RB

更新日期：2013-11-14 00:00:00

abstract：:Several kalihinol natural products, members of the broader isocyanoterpene family of antimalarial agents, are potent inhibitors of Plasmodium falciparum, the agent of the most severe form of human malaria. Our previous total synthesis of kalihinol B provided a blueprint to generate many analogues within this family, s...

journal_title：ACS medicinal chemistry letters

authors： Daub ME,Prudhomme J,Ben Mamoun C,Le Roch KG,Vanderwal CD

更新日期：2017-02-16 00:00:00

abstract：:mPTPB is a virulent phosphatase from Mycobacterium tuberculosis and a promising therapeutic target for tuberculosis. To facilitate mPTPB-based drug discovery, we identified α-sulfophenylacetic amide (SPAA) from cefsulodin, a third generation β-lactam cephalosporin antibiotic, as a novel pTyr pharmacophore for mPTPB. S...

journal_title：ACS medicinal chemistry letters

authors： He R,Yu ZH,Zhang RY,Wu L,Gunawan AM,Zhang ZY

更新日期：2015-11-03 00:00:00

abstract：:The signal transducer and activator of transcription 3 (STAT3) is considered to be an attractive therapeutic target for oncology drug development. We identified a N-[2-(1,3,4-oxadiazolyl)]-4-quinolinecarboxamide derivative, STX-0119, as a novel STAT3 dimerization inhibitor by a virtual screen using a customized versio...

journal_title：ACS medicinal chemistry letters

authors： Matsuno K,Masuda Y,Uehara Y,Sato H,Muroya A,Takahashi O,Yokotagawa T,Furuya T,Okawara T,Otsuka M,Ogo N,Ashizawa T,Oshita C,Tai S,Ishii H,Akiyama Y,Asai A

更新日期：2010-07-13 00:00:00