Abstract:
:Amino derivatives of NCI8642 were synthesized and evaluated as inhibitors of DKK1/LRP6 interactions. The new inhibitors were able to activate the Wnt signaling pathway as indicated by the increased levels of β-catenin, and decrease the DKK1-induced Tau phosphorylation at serine 396.
journal_name
Bioorg Med Chemjournal_title
Bioorganic & medicinal chemistryauthors
Thysiadis S,Mpousis S,Avramidis N,Katsamakas S,Balomenos A,Remelli R,Efthimiopoulos S,Sarli Vdoi
10.1016/j.bmc.2016.01.025subject
Has Abstractpub_date
2016-03-01 00:00:00pages
1014-22issue
5eissn
0968-0896issn
1464-3391pii
S0968-0896(16)30025-6journal_volume
24pub_type
杂志文章abstract::Forty six new 1,4-epoxy-2-exo-aryl- and cis-2-aryl-4-hydroxytetrahydro-1-benzazepine derivatives were synthesized and fully characterized. All compounds were tested in vitro against both Trypanosoma cruzi and Leishmania chagasi parasites and also for cytotoxicity using Vero and THP-1 mammalian cell lines. Many of the ...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2010.05.018
更新日期:2010-07-01 00:00:00
abstract::A rapid fluorescence assay for G-quadruplex DNA cleavage was used to investigate the preference of TMPyP4 photochemical and Mn·TMPyP4 oxidative cleavage. Both agents most efficiently cleave the c-Myc promoter G-quadruplex. Direct PAGE analysis of selected assay samples showed that for a given cleavage agent, different...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2012.10.017
更新日期:2012-12-15 00:00:00
abstract::In this work, we further investigated a previously introduced class of cholinesterase inhibitors. The removal of the carbamic function from the lead compound xanthostigmine led to a reversible cholinesterase inhibitors 3. Some new 3-[omega-(benzylmethylamino)alkoxy]xanthen-9-one analogs were designed, synthesized, and...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2006.09.026
更新日期:2007-01-01 00:00:00
abstract::Series of novel 5-arylidene-2-arylaminothiazol-4(5H)-ones and 2-aryl(benzyl)amino-1H-imidazol-4(5H)-ones were synthesized from appropriate 2-alkylthioazol-4-ones using nucleophilic substitution in position 2 by various anilines and benzylamines and Knoevenagel reaction. X-ray structural studies of 22 revealed the stru...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2010.05.073
更新日期:2010-07-15 00:00:00
abstract::HMG-CoA reductase (HMGCR) is the rate-limiting enzyme in the cholesterol biosynthetic pathway, and is the target of cholesterol-lowering drugs, statins. Previous studies have demonstrated that the enzyme activity is regulated by sterol-induced degradation in addition to transcriptional regulation through sterol-regula...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2019.115298
更新日期:2020-02-01 00:00:00
abstract::Poly(ADP-ribose) glycohydrolase (PARG) plays an essential role in poly(ADP-ribose) (PAR) turnover, and thereby regulating DNA transactions, such as DNA repair, replication, transcription and recombination. Here, we examined the inhibitory activities of 6-hydroxy-3H-xanthene-3-one (HXO) derivatives and analyzed their b...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2019.115249
更新日期:2020-02-01 00:00:00
abstract::In order to study structure-activity relationships of the previously reported dual histamine H2 and gastrin receptor antagonists and also to improve their low oral absorbability, we tried two chemical modifications. One tried to decrease the high hydrophobicity of the parent hybrid compounds to an appropriate level by...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/s0968-0896(97)00074-6
更新日期:1997-07-01 00:00:00
abstract::A series of formylchromone derivatives were synthesized as PTP1B inhibitors and some of them were potent against PTP1B with IC50 values as low as 1.0 microM. They exhibited remarkable selectivity for PTP1B over other human PTPases. Kinetic studies revealed that formylchromone derivatives are irreversible and active si...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2004.11.006
更新日期:2005-02-15 00:00:00
abstract::A series of N,N-dialkyl-2-phenylindol-3-ylglyoxylamides bearing the halogens iodine and bromine were synthesised and their binding affinity for the peripheral benzodiazepine binding sites (PBBS) in rat kidney mitochondrial membranes was evaluated using [(3)H]PK11195. Central benzodiazepine receptor (CBR) affinities we...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2006.01.039
更新日期:2006-06-01 00:00:00
abstract::Three-dimensional quantitative structure-activity relationship (3D-QSAR) studies for 3-aryloxazolidin-2-one antibacterials were performed using the genetic function approximation algorithm. This study was performed using 60 compounds, in which the QSAR models were developed using a training set of 50 compounds. The in...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/s0968-0896(01)00186-9
更新日期:2001-12-01 00:00:00
abstract::A structural survey of protein Zn2+ binding geometries was instigated based upon the functional requirement of Ras farnesyltransferase for Zn2+. The Cys-X-X-Cys motif found in Zn(2+)-binding proteins such as aspartate transcarbamylase was used as a template to devise a bidentate-coordination model for Cys-A1-A2-X pept...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/s0968-0896(00)82044-1
更新日期:1994-09-01 00:00:00
abstract::A new intercalating nucleic acid monomer M comprising a 4-(1-indole)-butane-1,2-diol moiety was synthesized via a classical alkylation reaction of indole-3-carboxaldehyde followed by a condensation reaction with phenanthrene-9,10-dione in the presence of ammonium acetate to form a phenanthroimidazole moiety linked to ...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2011.11.013
更新日期:2012-01-01 00:00:00
abstract::A system for identification of bioisosteric scaffolds is presented. The system uses a database of over 7000 scaffolds extracted from bioactive molecules. Scaffolds in the database are characterized by their size, shape, pharmacophore features and several ADME descriptors. Also properties characterizing electron-donati...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2012.02.058
更新日期:2012-09-15 00:00:00
abstract::Oligonucleotides with a 3'-3' inversion of polarity site assured by one lysine residue have been synthesized, characterized and used as third strands in alternate strand triple helix formation. UV melting studies and molecular mechanics calculations have been carried out to investigate the stability and the geometry o...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/s0968-0896(01)00164-x
更新日期:2001-11-01 00:00:00
abstract::G-quadruplexes (G4s) are non-B DNA structures present in guanine-rich regions of gene regulatory areas, promoters and CpG islands, but their occurrence and functions remain incompletely understood. Thus, methodology to identify G4 sequences is needed. Here, we describe the synthesis of a novel cyclic hepta-oxazole com...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2019.02.056
更新日期:2019-04-15 00:00:00
abstract::A series of novel 6-methylene-bridged uracil derivatives have been optimized for clinical use as the inhibitors of human thymidine phosphorylase (TP). We describe their synthesis and evaluation. Introduction of a guanidino or an amidino group enhanced the in vitro inhibitory activity of TP comparing with formerly repo...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2004.04.046
更新日期:2004-07-01 00:00:00
abstract::A series of pyrazolo[1',5':1,6]pyrimido[4,5-d]pyridazin-4(3H)-ones was synthesized and tested in radioligand binding assays to determine their affinities for the human adenosine A(1), A(2A), A(2B) and A(3) receptors. Results indicated that this scaffold is appropriate for adenosine receptor subtype A(1) ligands and th...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2010.09.043
更新日期:2010-11-15 00:00:00
abstract::A series of substituted 7-alkenyl 4[3-chloro-4-(1-methyl-1H-imidazol-2-ylsulfanyl)]anilino-3-quinolinecarbonitrile analogs were synthesized and evaluated as MEK1 kinase inhibitors. The synthetic details, structure-activity relationships, biological activity, and selected oral exposure studies of these analogs are desc...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2008.09.009
更新日期:2008-10-15 00:00:00
abstract::Highly chemo- and regioselective de-esterification has been observed in the deacetylation of peracetylated enolic forms of polyphenolic benzyl phenyl ketones by lipase from porcine pancreas (PPL) suspended in tetrahydrofuran (THF). The enzyme selectively deacetylates the enolic acetoxy over the phenolic acetoxy group(...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/s0968-0896(97)10010-4
更新日期:1998-01-01 00:00:00
abstract::A novel series of substituted imidazol-5-ones were designed, synthesized and evaluated for in vitro reverse transcriptase (RT) inhibition activity using reverse transcriptase assay kit (Roche, Colorimetric). It has been observed from in vitro screening that newly synthesized compounds possess RT inhibitory activity. D...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2012.02.037
更新日期:2012-05-01 00:00:00
abstract::Pyrazolopyrimidines are the fused heterocyclic ring systems which structurally resemble purines which prompted biological investigations to assess their potential therapeutic significance. They are known to play a crucial role in numerous disease conditions. The advent of their first bioactivity as adenosine antagonis...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章,评审
doi:10.1016/j.bmc.2013.07.027
更新日期:2013-09-15 00:00:00
abstract::Existing Trichomonas vaginalis therapies are out of reach for most trichomoniasis people in developing countries and, where available, they are limited by their toxicity (mainly in pregnant women) and their cost. New antitrichomonal agents are needed to combat emerging metronidazole-resistant trichomoniasis and reduce...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2006.06.016
更新日期:2006-10-01 00:00:00
abstract::The risk of the presence of haloacetic acids in drinking water as chlorination by-products and the shortage of experimental mutagenicity data for most of them requires a research work. This paper describes a QSAR model to predict direct mutagenicity for these chemicals. The model, able to describe more than 90% of the...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2008.03.070
更新日期:2008-05-15 00:00:00
abstract::The DNA helix destabilizing activity of a series of cyclobisintercaland compounds (CBIs) has been evaluated by measuring their ability to displace a 32P-labelled oligonucleotide primer (17-mer) hybridized to the single stranded DNA of M13. This destabilizing activity appears to be strongly dependent on the cyclic stru...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/s0968-0896(99)00283-7
更新日期:2000-01-01 00:00:00
abstract::Tryprostatin A is an inhibitor of breast cancer resistance protein, consequently a series of structure-activity studies on the cell cycle inhibitory effects of tryprostatin A analogues as potential antitumor antimitotic agents have been carried out. These analogues were assayed for their growth inhibition properties a...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2008.02.050
更新日期:2008-04-15 00:00:00
abstract::Large series of O-alkyl derivatives (methyl and benzyl) of silybin and 2,3-dehydrosilybin was prepared. Selective alkylation of the silybin molecule was systematically investigated. For the first time we present here, for example, preparation of 19-nor-2,3-dehydrosilybin. All prepared silybin/2,3-dehydrosilybin deriva...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2006.01.035
更新日期:2006-06-01 00:00:00
abstract::Both histone deacetylase (HDAC) and fibroblast growth factor receptor (FGFR) are important targets for cancer therapy. Although combining dual HDAC pharmacophore with tyrosine kinase inhibitors (TKIs) had achieved a successful progress, dual HDAC/FGFR1 inhibitors haven't been reported yet. Herein, we designed a series...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2017.12.041
更新日期:2018-02-01 00:00:00
abstract::A small library of spirooxindole-pyrrolidine hybrids have been synthesized for the first time in an ionic liquid, [bmim]Br in good to excellent yields employing a new class of non-stabilized azomethine ylides derived from isatin and tyrosine, a combination that has been rarely employed for the in situ generation of az...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2019.03.011
更新日期:2019-06-15 00:00:00
abstract::Our present report deals with the preparation of hitherto unreported 7-([carbonyl-14C]-acetyl)paclitaxel 4 and two new bioactive 7-substituted fluorescent taxoids (FITC 9 and rhodamine 11), as well as evaluation towards their applications as biological probes. The results in this report demonstrate that (a) the new pa...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/s0968-0896(98)00158-8
更新日期:1998-11-01 00:00:00
abstract::Recent studies have focused on prostaglandin E₂ (PGE₂) because PGE₂ regulates vertebrate hematopoietic stem cell induction and engraftment. PGE₂ acts through EP2 and EP4 receptors to mediate regeneration and hematopoietic stem cell (HSC) development via the Wnt signaling pathway. Previously we reported that inhibitors...
journal_title:Bioorganic & medicinal chemistry
pub_type: 杂志文章
doi:10.1016/j.bmc.2015.03.010
更新日期:2015-05-01 00:00:00