Photodynamic inactivation of multiresistant bacteria (KPC) using zinc(II)phthalocyanines.

abstract：:A series of analogs of GLP-1(7-36) amide containing a Nepsilon-(2-[2-[2-(3-maleimidopropylamido)ethoxy]ethoxy]acetyl)lysine has been synthesized and the resulting derivatives were bioconjugated to Cys34 of human serum albumin (HSA). The GLP-1-HSA bioconjugates were analyzed in vitro to assess the stabilizing effect of...

journal_title：Bioorganic & medicinal chemistry letters

authors： Léger R,Thibaudeau K,Robitaille M,Quraishi O,van Wyk P,Bousquet-Gagnon N,Carette J,Castaigne JP,Bridon DP

更新日期：2004-09-06 00:00:00

abstract：:Using the X-ray crystal structure of an amide-based progesterone receptor (PR) partial agonist bound to the PR ligand binding domain, a novel PR partial agonist class containing a pyrrolidine ring was designed. Members of this class of N-alkylpyrrolidines demonstrate potent and highly selective partial agonism of the ...

journal_title：Bioorganic & medicinal chemistry letters

authors： Thompson SK,Washburn DG,Frazee JS,Madauss KP,Hoang TH,Lapinski L,Grygielko ET,Glace LE,Trizna W,Williams SP,Duraiswami C,Bray JD,Laping NJ

更新日期：2009-08-15 00:00:00

abstract：:Synthesis, pharmacology, and pharmacokinetic profiles of (1R, 2S)-4-(2-cyano-cyclohexyl-oxy)-2-trifluoromethyl-benzonitrile are reported. This compound demonstrated remarkable potency for stimulating hair growth in a male C3H mouse model as well as reducing sebum production in the male Syrian hamster ear model. ...

journal_title：Bioorganic & medicinal chemistry letters

authors： Hu LY,Du D,Hoffman J,Smith Y,Fedij V,Kostlan C,Johnson TR,Huang Y,Kesten S,Harter W,Yue WS,Li JJ,Barvian N,Mitchell L,Lei HJ,Lefker B,Carroll M,Dettling D,Krieger-Burke T,Samas B,Yalamanchili R,Lapham K,Pocaly

更新日期：2007-11-01 00:00:00

abstract：:Amorphastilbol (APH-1), isolated from a Robinia pseudoacacia var. umbraculifer [corrected] seed extract, is a biologically interesting natural trans-stilbene compound with dual peroxisome proliferator-activated receptor (PPAR) α/γ agonist activity. After total synthesis of APH-1 and its derivatives by Pd-catalyzed Suz...

journal_title：Bioorganic & medicinal chemistry letters

authors： Kim T,Lee W,Jeong KH,Song JH,Park SH,Choi P,Kim SN,Lee S,Ham J

更新日期：2012-06-15 00:00:00

abstract：:Model reactions offer a chemical mechanism by which formation of a sulfenyl amide residue at the active site of the redox-regulated protein tyrosine phosphatase PTP1B protects the cysteine redox switch in this enzyme against irreversible oxidative destruction. The results suggest that 'overoxidation' of the sulfenyl a...

journal_title：Bioorganic & medicinal chemistry letters

authors： Sivaramakrishnan S,Cummings AH,Gates KS

更新日期：2010-01-15 00:00:00

abstract：:The 2',6'-dimethyl-l-tyrosine (Dmt) enhances receptor affinity, functional bioactivity and in vivo analgesia of opioid peptides. To further investigate its direct influence on these opioid parameters, we developed a series of compounds (H-Dmt-NH-X). Among them, H-Dmt-NH-CH(3) showed the highest affinity (K(i)mu=7.45 n...

journal_title：Bioorganic & medicinal chemistry letters

authors： Fujita Y,Tsuda Y,Motoyama T,Li T,Miyazaki A,Yokoi T,Sasaki Y,Ambo A,Niizuma H,Jinsmaa Y,Bryant SD,Lazarus LH,Okada Y

更新日期：2005-02-01 00:00:00

abstract：:Selective antagonism of the platelet GPIIb/IIIa receptor represents an attractive mechanism for the prevention and treatment of a number of thrombotic disease states. The antiplatelet activity of the oral GPIIb/IIIa receptor antagonists DMP 754 and DMP 802 have been disclosed. In this paper, the synthesis and biologic...

journal_title：Bioorganic & medicinal chemistry letters

authors： Sielecki TM,Liu J,Mousa SA,Racanelli AL,Hausner EA,Wexler RR,Olson RE

更新日期：2001-08-20 00:00:00

abstract：:The synthesis of a 20 member 2-aminoimidazole/triazole pilot library is reported. Each member of the library was screened for its ability to inhibit or promote biofilm development of either Escherichia coli and Acinetobacter baumannii. From this screen, E. coli-selective 2-aminoimidazoles were discovered, with the bes...

journal_title：Bioorganic & medicinal chemistry letters

authors： Reed CS,Huigens RW 3rd,Rogers SA,Melander C

更新日期：2010-11-01 00:00:00

abstract：:Coxsackievirus and related enteroviruses are important human pathogens that cause various diseases with clinical manifestations ranging from trivial flu-like syndromes to dangerous or even fatal diseases such as myocarditis, meningitis and encephalitis. Here, we report on our continuous SAR study focused on 9-(bicyclo...

journal_title：Bioorganic & medicinal chemistry letters

authors： Sála M,De Palma AM,Hřebabecký H,Dejmek M,Dračínský M,Leyssen P,Neyts J,Mertlíková-Kaiserová H,Nencka R

更新日期：2011-07-15 00:00:00

abstract：:Radioligands are powerful tools for examining the pharmacological profiles of chemical leads and thus facilitate drug discovery. In this study, we identified and characterized 3-([1,1,1-(3)H]methyl)-2-(4-{[3-(1-pyrrolidinyl)propyl]oxy} phenyl)-4(3H)-quinazolinone ([(3)H]1) as a potent and selective radioligand for his...

journal_title：Bioorganic & medicinal chemistry letters

authors： Mitobe Y,Ito S,Mizutani T,Nagase T,Sato N,Tokita S

更新日期：2009-08-01 00:00:00

abstract：:Ascorbic acid 2-glucoside (AA-2G) has been widely used in cream and lotion types of cosmetic products. Thus, the degradation of AA-2G caused by the temperature change and pH variation was very critical for determining the bio-functionality of cosmetics. Response surface methodology (RSM) was introduced to study the in...

journal_title：Bioorganic & medicinal chemistry letters

authors： Huang WY,Lee PC,Huang LK,Lu LP,Liao WC

更新日期：2013-03-15 00:00:00

abstract：:Halopemide, which was identified by HTS to inhibit phospholipase D2 (PLD2), provided the basis for an exploratory effort to identify potent inhibitors of PLD2 for use as inflammatory mediators. Parallel synthesis and purification were utilized to rapidly identify orally available amide analogs derived from indole 2-ca...

journal_title：Bioorganic & medicinal chemistry letters

authors： Monovich L,Mugrage B,Quadros E,Toscano K,Tommasi R,LaVoie S,Liu E,Du Z,LaSala D,Boyar W,Steed P

更新日期：2007-04-15 00:00:00

abstract：:Eight hydroxyl-substituted Schiff bases with the different number and position of hydroxyl group on the two asymmetric aromatic rings (A and B rings) were prepared by the reaction between the corresponding aromatic aldehyde and aniline. Their antioxidant effects against the stable galvinoxyl radical (GO(.)) in ethyl a...

journal_title：Bioorganic & medicinal chemistry letters

authors： Cheng LX,Tang JJ,Luo H,Jin XL,Dai F,Yang J,Qian YP,Li XZ,Zhou B

更新日期：2010-04-15 00:00:00

abstract：:A serendipitous discovery that the metalloprotease binding profile of a novel class of 2-carboxamide-3-hydroxamic acid piperidines could be significantly attenuated by the modification of the unexplored P1 substituent enabled the design and synthesis of a novel 2-carboxamide-1-hydroxamic acid cyclohexyl scaffold core ...

journal_title：Bioorganic & medicinal chemistry letters

authors： Burns DM,Li YL,Shi E,He C,Xu M,Zhuo J,Zhang C,Qian DQ,Li Y,Wynn R,Covington MB,Katiyar K,Marando CA,Fridman JS,Scherle P,Friedman S,Metcalf B,Yao W

更新日期：2009-07-01 00:00:00

abstract：:Activity-based probes are small molecules that covalently bind to the active site of a protease in an activity-dependent manner. We synthesized and characterized two fluorescent activity-based probes that target serine proteases with trypsin-like or elastase-like activity. We assessed the selectivity and potency of th...

journal_title：Bioorganic & medicinal chemistry letters

authors： Edgington-Mitchell LE,Barlow N,Aurelio L,Samha A,Szabo M,Graham B,Bunnett N

更新日期：2017-01-15 00:00:00

abstract：:Based upon a previously reported lead compound 1, a series of 1,2-diamino-ethane-substituted-6,7,8,9-tetrahydro-5H-pyrimido[4,5-d]azepines were synthesized and evaluated for improved physiochemical and pharmacokinetic properties while maintaining TRPV1 antagonist activity. Structure-activity relationship studies direc...

journal_title：Bioorganic & medicinal chemistry letters

authors： Lebsack AD,Rech JC,Branstetter BJ,Hawryluk NA,Merit JE,Allison B,Rynberg R,Buma J,Rizzolio M,Swanson N,Ao H,Maher MP,Herrmann M,Freedman J,Scott BP,Luo L,Bhattacharya A,Wang Q,Chaplan SR,Wickenden AD,Breitenbucher

更新日期：2010-12-01 00:00:00

abstract：:SAR studies for the exploration a novel class of anti-human immunodeficiency virus type 1 (HIV-1) agents based on the hematoxylin structure (1) are described. The systematic deoxygenations of 1 including asymmetric synthesis were conducted to obtain a compound showing high potencies for inhibiting the nuclear import a...

journal_title：Bioorganic & medicinal chemistry letters

authors： Ishii H,Koyama H,Hagiwara K,Miura T,Xue G,Hashimoto Y,Kitahara G,Aida Y,Suzuki M

更新日期：2012-02-01 00:00:00

abstract：:The synthesis and pharmacological profile of a novel series of 7-methoxy-furo[2,3-c]pyridine-4-carboxamides is described. Some of these compounds were found to be potent inhibitors of phosphodiesterase type 4 (PDE4). ...

journal_title：Bioorganic & medicinal chemistry letters

authors： Buckley GM,Cooper N,Davenport RJ,Dyke HJ,Galleway FP,Gowers L,Haughan AF,Kendall HJ,Lowe C,Montana JG,Oxford J,Peake JC,Picken CL,Richard MD,Sabin V,Sharpe A,Warneck JB

更新日期：2002-02-11 00:00:00

abstract：:We report, for the first time, that certain N-acetylthiourea derivatives serve as highly potent and isozyme selective activators for the recombinant form of human histone deacetylase-8 in the assay system containing Fluor-de-Lys as a fluorescent substrate. The experimental data reveals that such activating feature is ...

journal_title：Bioorganic & medicinal chemistry letters

authors： Singh RK,Mandal T,Balsubramanian N,Viaene T,Leedahl T,Sule N,Cook G,Srivastava DK

更新日期：2011-10-01 00:00:00

abstract：:Substituted quinoline-2,4-dicarboxylates (QDCs) are conformationally-restricted mimics of glutamate that were previously reported to selectively block the glutamate vesicular transporters (VGLUTs). We find that expanding the QDC scaffold to benzoquinoline dicarboxylic acids (BQDC) and naphthoquinoline dicarboxylic aci...

journal_title：Bioorganic & medicinal chemistry letters

authors： Carrigan CN,Patel SA,Cox HD,Bolstad ES,Gerdes JM,Smith WE,Bridges RJ,Thompson CM

更新日期：2014-02-01 00:00:00

abstract：:Human 5-lipoxygenase (5-LOX) is responsible for the formation of leukotriene (LT)A4, a pivotal intermediate in the biosynthesis of the leukotrienes, a family of proinflammatory lipid mediators. 5-LOX has thus gained attention as a potential drug target. However, details of the kinetic mechanism of 5-LOX are still obsc...

journal_title：Bioorganic & medicinal chemistry letters

authors： Mittal M,Kumar RB,Balagunaseelan N,Hamberg M,Jegerschöld C,Rådmark O,Haeggström JZ,Rinaldo-Matthis A

更新日期：2016-08-01 00:00:00

abstract：:A series of cis-3,4-disubstituted piperidines was synthesized and evaluated as CC chemokine receptor 2 (CCR2) antagonists. Compound 24 emerged with an attractive profile, possessing excellent binding (CCR2 IC(50)=3.4 nM) and functional antagonism (calcium flux IC(50)=2.0 nM and chemotaxis IC(50)=5.4 nM). Studies to ex...

journal_title：Bioorganic & medicinal chemistry letters

authors： Cherney RJ,Nelson DJ,Lo YC,Yang G,Scherle PA,Jezak H,Solomon KA,Carter PH,Decicco CP

更新日期：2008-09-15 00:00:00

abstract：:(2S)-2-(3-Chlorophenyl)-1-[N-(methyl)-N-(phenylsulfonyl)amino]-4-[spiro(2,3-dihydrobenzthiophene-3,4'-piperidin-1'-yl)]butane S-oxide (1b) has been identified as a potent CCR5 antagonist having an IC50=10 nM. Herein, structure-activity relationship studies of non-spiro piperidines are described, which led to the disco...

journal_title：Bioorganic & medicinal chemistry letters

authors： Finke PE,Oates B,Mills SG,MacCoss M,Malkowitz L,Springer MS,Gould SL,DeMartino JA,Carella A,Carver G,Holmes K,Danzeisen R,Hazuda D,Kessler J,Lineberger J,Miller M,Schleif WA,Emini EA

更新日期：2001-09-17 00:00:00

abstract：:A high throughput screening campaign revealed compound 1 as a potent antagonist of the human CCK(1) receptor. Here, we report the syntheses and SAR studies of 1,5-diarylpyrazole analogs with various structural modifications of the alkane side chain of the molecule. The difference in affinity between the two enantiomer...

journal_title：Bioorganic & medicinal chemistry letters

authors： Gomez L,Hack MD,McClure K,Sehon C,Huang L,Morton M,Li L,Barrett TD,Shankley N,Breitenbucher JG

更新日期：2007-12-01 00:00:00

abstract：:New bis-pyridinium oxime reactivators connected with CH2O(CH2)n OCH2 linkers between two pyridinium rings were designed and synthesized, and their reactivation potency was evaluated for AChE inhibited by organophosphorus VX agent. Among the prepared compounds, 1,2-dimethoxy-ethylene-bis-N,N'-4-pyridiumaldoxime dichlor...

journal_title：Bioorganic & medicinal chemistry letters

authors： Oh KA,Yang GY,Jun D,Kuca K,Jung YS

更新日期：2006-09-15 00:00:00

abstract：:Experimental evidences have confirmed that matrix metalloproteinases (MMPs) play a fundamental role in a wide variety of pathologic conditions and recent advances in medicinal chemistry approach to the design of MMP inhibitors with desired structural and functional properties. Among MMPs, MMP-9 has demonstrated to pla...

journal_title：Bioorganic & medicinal chemistry letters

authors： Mendis E,Kim MM,Rajapakse N,Kim SK

更新日期：2006-06-15 00:00:00

abstract：:Cyclic peptides were obtained, on-resin, by the copper (I) catalysed 1,3-dipolar cycloaddition of azides and alkynes. The reaction led exclusively to the formation of the expected cyclomonomeric products which acted as ligands of the Vascular Endothelial Growth Factor receptor 1. ...

journal_title：Bioorganic & medicinal chemistry letters

authors： Goncalves V,Gautier B,Regazzetti A,Coric P,Bouaziz S,Garbay C,Vidal M,Inguimbert N

更新日期：2007-10-15 00:00:00

abstract：:Analogues of the tetrahydroisoquinoline family of antitumor antibiotics, 3-epi-jorumycin (3) and 3-epi-renieramycin G (4), in addition to their respective parent natural products (-)-jorumycin (1) and (-)-renieramycin G (2) were evaluated against both human colon (HCT-116) and human lung (A549) cancer cell lines. (-)-...

journal_title：Bioorganic & medicinal chemistry letters

authors： Lane JW,Estevez A,Mortara K,Callan O,Spencer JR,Williams RM

更新日期：2006-06-15 00:00:00

abstract：:A potential anti-HIV and HCV drug candidate is highly desirable as coinfection has become a worldwide public health challenge. A potent compound based on a tetrabutoxy-calix[4]arene scaffold that possesses dual inhibition for both HIV and HCV is described. Structural activity relationship studies demonstrate the effec...

journal_title：Bioorganic & medicinal chemistry letters

authors： Tsou LK,Dutschman GE,Gullen EA,Telpoukhovskaia M,Cheng YC,Hamilton AD

更新日期：2010-04-01 00:00:00

abstract：:The synthesis and structure-activity relationship (SAR) study of a novel series of N-type calcium channel blockers are described. L-Cysteine derivative 2a was found to be a potent and selective N-type calcium channel blocker with IC(50) 0.63 microM on IMR-32 assay. Compound 2a showed analgesic efficacy in the rat form...

journal_title：Bioorganic & medicinal chemistry letters

authors： Seko T,Kato M,Kohno H,Ono S,Hashimura K,Takimizu H,Nakai K,Maegawa H,Katsube N,Toda M

更新日期：2001-08-20 00:00:00