Abstract:
:Starting from thienobenzopyran HTS hit 1, co-crystallization, molecular modeling and metabolic analysis were used to design potent and metabolically stable inhibitors of PI3-kinase. Compound 15 demonstrated PI3K pathway suppression in a mouse MCF7 xenograft model.
journal_name
Bioorg Med Chem Lettjournal_title
Bioorganic & medicinal chemistry lettersauthors
Staben ST,Siu M,Goldsmith R,Olivero AG,Do S,Burdick DJ,Heffron TP,Dotson J,Sutherlin DP,Zhu BY,Tsui V,Le H,Lee L,Lesnick J,Lewis C,Murray JM,Nonomiya J,Pang J,Prior WW,Salphati L,Rouge L,Sampath D,Sideris S,doi
10.1016/j.bmcl.2011.04.124subject
Has Abstractpub_date
2011-07-01 00:00:00pages
4054-8issue
13eissn
0960-894Xissn
1464-3405pii
S0960-894X(11)00594-4journal_volume
21pub_type
杂志文章abstract::Phosphopeptide prodrugs bearing two S-acyl-2-thioethyl (SATE) biolabile phosphate protections were developed. They are capable to inhibit the Shc/Grb2 interaction and MAP kinases (ERK1 and ERK2) phosphorylation in cellular assay. The S-acetyl-2-thioethyl (MeSATE) analogue showed an IC50 of 1 microM in the inhibition o...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(00)00077-9
更新日期:2000-04-03 00:00:00
abstract::DNA binding ligands with potent antimicrobial activity against Gram-positive bacteria were further optimized by variation of the internal aromatic amino acids. This modification led to compounds with improved in vivo efficacy in lethal murine models of peritonitis (methicillin-resistant S. aureus, MRSA) and lung infec...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2004.02.047
更新日期:2004-05-03 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
pub_type: 杂志文章
doi:10.1016/s0960-894x(01)00406-1
更新日期:2001-08-20 00:00:00
abstract::A high throughput screen allowed the identification of N-hydroxyimide inhibitors of ERCC1-XPF endonuclease activity with micromolar potency, but they showed undesirable selectivity profiles against FEN-1. A scaffold hop to a hydroxypyrimidinone template gave compounds with similar potency but allowed selectivity to be...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2015.08.024
更新日期:2015-10-01 00:00:00
abstract::The convergent synthesis of C35-fluorinated analogues of solamin, a mono-THF Annonaceous acetogenin, has been achieved by the Sonogashira coupling of the THF ring fragment and the fluorinated γ-lactone fragment. It was revealed that the number of fluorine atoms on the γ-lactone moiety affects the growth inhibitory act...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2011.08.011
更新日期:2011-10-01 00:00:00
abstract::A new generation of propylene-spaced fluorous allyltin reagents [(Rf(CH2)3)3SnCH2CH = CH2] is described. These succeed in radical allylations where their lower homologs (ethylene-spaced) fail, and they provide improved performance in transition metal catalyzed allylations. The reagents and byproducts are readily separ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(98)00435-1
更新日期:1998-09-08 00:00:00
abstract::2-Carboxylbenzaldehyde thiosemicarbazone (HL), and its three lanthanide (III) complexes, LnL(3) x 4H(2)O [Ln(III)=La, Sm, Eu], have been synthesized in water. The complexes were characterized by elemental analyses, molar conductivity and IR spectra. The crystal structure of [Sm(2)L(6)(CH(3)OH)(4)] x 7.5CH(3)OH x 0.5H(...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2006.10.049
更新日期:2007-04-01 00:00:00
abstract::New heteroarylcarboxamide head groups substituted with two aromatic rings analogs of thieno[3,2-b]pyridine-based kinase inhibitor LCRF-0004 were designed and synthesized. Potent inhibitors of RON tyrosine kinase with various level of selectivity for c-Met RTK were obtained. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2015.07.080
更新日期:2015-09-15 00:00:00
abstract::A new solid-phase synthesis for ET receptor antagonists suitable for automation is presented. A support bound 2-hydroxybutyric acid derivative was converted to the corresponding ether derivatives using 4-halo-2-methylsulfonylpyrimidines. Subsequent Suzuki coupling with various aryl boronic acids gave the desired antag...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(03)00236-1
更新日期:2003-05-19 00:00:00
abstract::In this report, the design and synthesis of a series of pyrimidine based adenosine A(2A) antagonists are described. The strategy and outcome of expanding SAR exploration to attenuate hERG and improve selectivity over A(1) are discussed. Compound 33 exhibited excellent potency, selectivity over A(1), and reduced hERG l...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2008.01.036
更新日期:2008-02-15 00:00:00
abstract::A series of 1-(quinoliloxypropyl)-4-aryl-piperazines has been synthesized and the target compounds evaluated for atypical antipsychotic activity in apomorphine induced mesh climbing and stereotypic behaviour in mice. The 8-hydroxyquinoline ether derivative 14 has emerged as an important lead compound showing a potenti...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2009.04.019
更新日期:2009-06-01 00:00:00
abstract::Neuraminidase has been considered as an important target for designing agents against influenza viruses. In a discovery of anti-influenza agents with epigoitrin as the initial lead compound, a series of 1-amino-2-alkanols were synthesized and biologically evaluated. The in vitro evaluation indicated that (E)-1-amino-4...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2018.05.002
更新日期:2018-06-15 00:00:00
abstract::Multiple regions of the 3-oxazolidinedione-6-naphthyl-pyridinone series identified via high throughput screening were explored. SAR studies of these regions including the left-hand side oxazolidinedione moiety, α-substituent on the oxazolidinedione ring, central pyridinone core, and substituents on the central pyridin...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2011.03.107
更新日期:2011-05-15 00:00:00
abstract::DPC168, a benzylpiperidine-substituted aryl urea CCR3 antagonist evaluated in clinical trials, was a relatively potent inhibitor of the 2D6 isoform of cytochrome P-450 (CYP2D6). Replacement of the cyclohexyl central ring with saturated heterocycles provided potent CCR3 antagonists with improved selectivity against CYP...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2007.03.065
更新日期:2007-06-01 00:00:00
abstract::We report the synthesis and biochemical evaluation of new competitive inhibitors of the cytosolic (NADH-dependent) glycerophosphate dehydrogenase. The best tested compound, phosphono-propionohydroxamic acid, with a Ki of 6 microM, might be of interest as an anti-obesity drug. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2006.10.030
更新日期:2007-01-15 00:00:00
abstract::6-Arylamino-5,8-quinolinediones 3 and 7-arylamino-5,8-isoquinolinediones 4 were synthesized as inhibitors of endothelium-dependent vasorelaxation. The quinones inhibited the vasorelaxation of rat aorta with the endothelium. Among them, the quinones 3a, 3b, 3f, 4b, 4d and 4g strongly inhibited the vasorelaxation. ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(99)00411-4
更新日期:1999-09-06 00:00:00
abstract::A kinetic analysis of an enzyme assay employing a synthetic substrate that produces a detectable signal through a spontaneous organic cyclization/elimination reaction following the enzymatic reaction was conducted. The results from the calculation were used to predict the lag period and provide accurate measurements o...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2010.09.104
更新日期:2011-02-01 00:00:00
abstract::The increase in the prevalence of multi drug-resistant and extensively drug-resistant strains of Mycobacteriumtuberculosis case demonstrates the urgent need of discovering new promising compounds with antimycobacterial activity. As part of our research program and with a aim of identifying new antitubercular drug cand...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2012.01.052
更新日期:2012-03-01 00:00:00
abstract::Chromatography of the ethanol extract of the medicinal fruit Stauntonia hexaphylla resulted in the purification of 26 compounds (1-26), including two undescribed triterpene saponins 1 and 2 (hexaphylosides A and B). Their structures were confirmed by spectroscopic data, including IR, HR QTOF MS, 1H, 13C NMR, COSY, HMQ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2019.07.010
更新日期:2019-08-15 00:00:00
abstract::Twenty-six novel pyrazolo[3,4-b]pyridine-bridged analogues of combretastatin A-4 possessing 3,4,5-trimethoxylphenyl groups, were synthesized and evaluated for their antiproliferative and tubulin polymerization inhibitory activities. Preliminary biological evaluation demonstrated that some of the target compounds displ...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2020.127025
更新日期:2020-04-15 00:00:00
abstract::A series of 1-benzoyl isoquinolines, based on compound 1, was synthesized and evaluated for their ability to displace IGF-I from its complex with IGF-binding protein-3. Successful modifications of 1 included the replacement of the 3,4-dihydroxybenzoyl group with a substituted benzyl group. These alternations culminate...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/s0960-894x(03)00321-4
更新日期:2003-06-02 00:00:00
abstract::Poly(ADP-ribose) polymerases (PARPs) play significant roles in various cellular functions including DNA repair and control of RNA transcription. PARP inhibitors have been demonstrated to potentiate the effect of cytotoxic agents or radiation in a number of animal tumor models. Utilizing a benzimidazole carboxamide sca...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2008.06.023
更新日期:2008-07-15 00:00:00
abstract::A series of novel methyl 5-substituted 1H-benzo[d]imidazol-2-ylcarbamates were designed, synthesized, and their acrosin inhibitory activities evaluated in vitro. The results of acrosin inhibitory activity showed that all title compounds were more potent than the control TLCK. Compound 4w displayed the most potent acro...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2012.03.042
更新日期:2012-05-15 00:00:00
abstract::The protein tyrosine kinases (PTKs) are essential enzymes in cellular signaling processes that regulate cell growth, differentiation, migration and metabolism. Their inhibition was recently shown to constitute a new modality for treating cancers. Two clinically used PTK inhibitors (PTKIs), imatinib (Glivec/Gleevec) an...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2009.06.002
更新日期:2009-08-01 00:00:00
abstract::A series of 5-substitutedbenzylideneamino-2-butylbenzofuran-3-yl-4-methoxyphenyl methanones is synthesized and evaluated for antileishmanial and antioxidant activities. Compounds 4f (IC50 = 52.0 ± 0.09 µg/ml), 4h (IC50 = 56.0 ± 0.71 µg/ml) and 4l (IC50 = 59.3 ± 0.55 µg/ml) were shown significant antileishmanial when c...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2017.12.013
更新日期:2018-02-01 00:00:00
abstract::The formation of blood clots in blood vessels causes severe ischemic diseases such as cerebral infarction and myocardial infarction. While searching for microbial products that increase fibrinolytic activity using an in vitro fibrin degradation assay, we found malformin A1, a disulfide form of cyclo(-d-Cys-d-Cys-l-Val...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2016.09.045
更新日期:2016-11-01 00:00:00
abstract::β-carbolines from various natural and synthetic sources have been known to show diverse biological activities. As a part of our current ongoing project to search for potent natural product-derived anti-leishmanial compounds, we have synthesized a series of substituted 1-aryl-β-carboline derivatives. A total of 22 comp...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2012.04.115
更新日期:2012-06-15 00:00:00
abstract::Oridonin (1) is a complex ent-kaurane diterpenoid with unique antitumor profile, which is isolated from Isodon rubescens. In order to develop novel derivatives of oridonin with improved potency, a series of nitric oxide (NO)-releasing oridonin derivatives were synthesized by coupling diazeniumdiolates with oridonin an...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2016.04.068
更新日期:2016-06-15 00:00:00
abstract::New, non-natural dinucleotide 5'-monophosphates, with a surrogate isonucleoside component of l-related stereochemistry at the 'terminal' position, have been synthesized. Structures of 2a-c were confirmed by multinuclear NMR spectra ((1)H, (13)C, (31)P, COSY), UV hypochromicity and FAB HRMS data. These compounds are to...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2004.07.050
更新日期:2004-10-04 00:00:00
abstract::A catalyst-free synthesis of 6,9-dihydro-[1,3]dioxolo[4,5-g]thieno[3,4-b]quinolin-8(5H)-ones as novel analogues of podophyllotoxins was developed by a three-component reaction of aldehydes, ethyl 2,4-dioxotetrahydrothiophene-3-carboxylate and 3,4-(methylenedioxy)aniline. This methodology not only provides new chemical...
journal_title:Bioorganic & medicinal chemistry letters
pub_type: 杂志文章
doi:10.1016/j.bmcl.2015.02.047
更新日期:2015-04-01 00:00:00