Abstract:
:A series of 7 alpha-methoxy-7 beta-amido-3-chloro-3-cephem-4-carboxylic acids was prepared and evaluated for biological activity. When compared with the parent 7-non-methoxy analogues, these new 7 alpha-methoxy-3-chloro cephalosporins displayed diminished antimicrobial activity.
journal_name
J Med Chemjournal_title
Journal of medicinal chemistryauthors
Pfeil-Doyle J,Kukolja Sdoi
10.1021/jm00118a024subject
Has Abstractpub_date
1988-10-01 00:00:00pages
1997-2000issue
10eissn
0022-2623issn
1520-4804journal_volume
31pub_type
杂志文章abstract::We designed a series of benzoic acid derivatives containing the biphenyl ether or biphenyl template on the RHS and a phenylethanolaminotetraline (PEAT) skeleton, which was prepared by highly stereoselective synthesis, to generate two structurally different lead compounds ( 10c, 10m) with a good balance of potency, sel...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm800222k
更新日期:2008-08-14 00:00:00
abstract::A large number of methods are available for modeling quantitative structure-activity relationships (QSAR). We examine the predictive accuracy of several methods applied to data sets of inhibitors for angiotensin converting enzyme, acetylcholinesterase, benzodiazepine receptor, cyclooxygenase-2, dihydrofolate reductase...
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pub_type: 杂志文章
doi:10.1021/jm0497141
更新日期:2004-10-21 00:00:00
abstract::The chemical synthesis and structure-activity relationships of a novel series of 17beta-glucocorticoid butyrolactones possessing either a 16alpha,17alpha-isopropylidene or -butylidene group are described. The sulfur-linked gamma-lactone group was incorporated onto the 17beta-position of the androstane nucleus via Bart...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm001035c
更新日期:2001-02-15 00:00:00
abstract::The resurgence of tuberculosis (TB), the incidence of drug-resistant strains of Mycobacterium tuberculosis (MTB), and the coinfection between TB and HIV have led to serious infections, high mortality, and a global health threat, resulting in the urgent search for new classes of antimycobacterial agents. Herein, we rep...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm901235p
更新日期:2010-01-28 00:00:00
abstract::BRAF is a serine/threonine kinase that is mutated in a range of cancers, including 50-70% of melanomas, and has been validated as a therapeutic target. We have designed and synthesized mutant BRAF inhibitors containing pyridoimidazolone as a new hinge-binding scaffold. Compounds have been obtained which have low nanom...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm801509w
更新日期:2009-04-23 00:00:00
abstract::The family of homodimeric nitric oxide synthases (NOS I-III) catalyzes the generation of the cellular messenger nitric oxide (NO) by oxidation of the substrate L-arginine. The rational design of specific NOS inhibitors is of therapeutic interest in regulating pathological NO levels associated with sepsis, inflammatory...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm020074g
更新日期:2002-07-04 00:00:00
abstract::C-terminal fragment analogues of the leech anticoagulant peptide hirudin represent a unique class of thrombin inhibitors that blocks thrombin's cleavage of fibrinogen but does not block the catalytic site of thrombin. In this paper, a series of synthetic peptides were prepared by solid-phase methodology to determine t...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm00400a020
更新日期:1988-05-01 00:00:00
abstract::Five renin inhibitors were cocrystallized with endothiapepsin, a fungal enzyme homologous to renin. Crystal structures of inhibitor-bound complexes have provided invaluable insight regarding the three-dimensional structure of the aspartic proteinase family of enzymes, as well as the steric and polar interactions that ...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm00076a008
更新日期:1993-11-26 00:00:00
abstract::Screening in mixtures is a common approach for increasing the efficiency of high-throughput screening. Here we investigate how the "compound load" of mixtures influences promiscuous aggregate-based inhibition. We screened 764 molecules individually and in mixtures of 10 at 5 miccroM each, comparing the observed inhibi...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm060029z
更新日期:2006-04-06 00:00:00
abstract::Multivalent ligands are promising pharmacological tools that may be more efficacious for several diseases than highly selective single-target drugs. A combined therapy using dopaminergic agonists and adenosinergic antagonists is currently being evaluated for the treatment of Parkinson's disease. [(a) Kanda, T.; et al....
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm060947x
更新日期:2007-06-28 00:00:00
abstract::Chemical probes of microRNA (miRNA) function are potential tools for understanding miRNA biology that also provide new approaches for discovering therapeutics for miRNA-associated diseases. MicroRNA-21 (miR-21) is an oncogenic miRNA that is overexpressed in most cancers and has been strongly associated with driving ch...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/acs.jmedchem.7b01891
更新日期:2018-07-26 00:00:00
abstract::A series of imidazo[1,2-b]thiazole derivatives is shown to activate the NAD(+)-dependent deacetylase SIRT1, a potential new therapeutic target to treat various metabolic disorders. This series of compounds was derived from a high throughput screening hit bearing an oxazolopyridine core. Water-solubilizing groups could...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm8012954
更新日期:2009-03-12 00:00:00
abstract::A series of 2,3-dihydrobenzofuran-5-acetic acids and related compounds was prepared as potential antiinflammatory agents. As measured by the carrageenan-induced edema method for the preliminary screening test, introduction of a methyl group alpha to the acetic acid function enhanced the antiinflammatory activity, and ...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm00224a020
更新日期:1976-02-01 00:00:00
abstract::The binding structures of 11 human oxidosqualene cyclase inhibitors designed as cholesterol-lowering agents were determined for the squalene-hopene cyclase from Alicyclobacillus acidocaldarius, which is the only structurally known homologue of the human enzyme. The complexes were produced by cocrystallization, and the...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm0211218
更新日期:2003-05-22 00:00:00
abstract::A novel series of potent chiral inhibitors of histone deacetylase (HDAC) is described that contains an oxazoline capping group and a N-(2-aminophenyl)-benzamide unit. Among several new inhibitors of this type exhibiting Class I selectivity and potent inhibition of HDAC3-NCoR2, in vitro assays for the inhibition of HDA...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/acs.jmedchem.5b00545
更新日期:2015-09-10 00:00:00
abstract::A variety of N-(aminoalkanoyl)-S-acylcysteamine and N,N'-bis(aminoalkanoyl)cystamine salt derivatives were synthesized. Toxicity and radioprotective activity (as the dose reduction factor DRF) were determined in vivo on mice and compared to WR 2721 and S-acetylcysteamine hydrochloride. One of the most interesting comp...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm00161a015
更新日期:1986-11-01 00:00:00
abstract::We previously discovered an orally active human gonadotropin-releasing hormone (GnRH) receptor antagonist, thieno[2,3-d]pyrimidine-2,4-dione derivative 1 (sufugolix). To reduce the cytochrome P450 (CYP) inhibitory activity and improve in vivo GnRH antagonistic activity, further optimization of this scaffold was carrie...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm200216q
更新日期:2011-07-28 00:00:00
abstract::Protein tyrosine phosphatases (PTPs) catalyze the dephosphorylation of tyrosine residues, a process that involves a conserved tryptophan-proline-aspartate (WPD) loop in catalysis. In previously determined structures of PTPs, the WPD-loop has been observed in either an "open" conformation or a "closed" conformation. In...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm2003766
更新日期:2011-10-13 00:00:00
abstract::Reaction of 3'-acetylthymidine with phosphorus oxychloride in trimethyl phosphate yielded the phosphorodichloridate 5, which was subsequently reacted with aziridine, or 2,2-dimethylaziridine to give compounds 6 and 7, respectively. The 2,2-dimethylaziridine derivative 7 was considerably more active than 6 against leuk...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm00139a024
更新日期:1981-07-01 00:00:00
abstract::We performed comprehensive structure-activity relationship (SAR) studies on the peptide portion of antiproliferative factor (APF), a sialylated frizzled-8 related glycopeptide that inhibits normal bladder epithelial and urothelial carcinoma cell proliferation. Glycopeptide derivatives were synthesized by solid-phase m...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm8002763
更新日期:2008-10-09 00:00:00
abstract::Disubstituted isoquinolones 2 and 3 have affinity for GPIIb-IIIa and represent leads for further structural evaluation. Structure-activity studies centered on the bicyclic beta-turn mimic contained in these molecules indicated that this moiety could accommodate a variety of modifications. Specifically, monocyclic, 6, ...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm990365y
更新日期:1999-11-18 00:00:00
abstract::As the number of cases and cancer-related deaths are projected to rise in upcoming years, it is urgent to find ways to prevent or treat cancer. As such, food-derived products have gained attention as potential chemopreventive agents due to their availability, safety, and low cost. Isothiocyanates, the breakdown produc...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章,评审
doi:10.1021/acs.jmedchem.8b01698
更新日期:2019-06-13 00:00:00
abstract::Multidrug resistance (MDR) is a major cause of failure in cancer chemotherapy. P-glycoprotein (P-gp), a promiscuous drug efflux pump, has been extensively studied for its association with MDR due to overexpression in cancer cells. Several P-gp inhibitors or modulators have been investigated in clinical trials in hope ...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章,评审
doi:10.1021/acs.jmedchem.7b01457
更新日期:2018-06-28 00:00:00
abstract::The clinical use of anticancer lipids is severely limited by their ability to cause lysis of red blood cells prohibiting intravenous injection. Novel delivery systems are therefore required in order to develop anticancer ether lipids (AELs) into clinically useful anticancer drugs. In a recent article (J. Med. Chem. 20...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm049006f
更新日期:2005-11-17 00:00:00
abstract::A series of cis- and trans-dihydroxycotahydrobenzo[f]quinoline congeners of dopamine has been prepared, in which the N substitutent is H, ethyl, or n-propyl. The trans isomers include the dopamine moiety held rigidly in an antiperiplanar diposition which is believed to be necessary for certian central and peripheral d...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm00190a002
更新日期:1979-04-01 00:00:00
abstract::We disclose a novel series of indenopyrazole-based cyclin-dependent kinase (CDK) inhibitors. Kinetic experiments confirmed our initial molecular modeling studies that the compounds are competitive with respect to adenosine 5'-triphosphate (ATP) and bind in the kinase ATP pocket. A unique combination of active pharmaco...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/jm020171+
更新日期:2002-11-21 00:00:00
abstract::Targeted polypharmacology of kinases has emerged as a promising strategy to design efficient and safe therapeutics. Here, we perform a systematic study of kinase-ligand binding modes for the human structural kinome at scale (208 kinases, 1777 unique ligands, and their complexes) by integrating chemical genomics and st...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/acs.jmedchem.5b02041
更新日期:2016-05-12 00:00:00
abstract::The insertion of single 1,4-disubstituted 1,2,3-triazoles as metabolically stable bioisosteres of trans-amide bonds (triazole scan) was recently applied to the 177Lu-labeled tumor-targeting analog of minigastrin, [Nle15]MG11. The reported novel mono-triazolo-peptidomimetics of [Nle15]MG11 showed either improved resist...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/acs.jmedchem.9b01937
更新日期:2020-05-14 00:00:00
abstract::The enzyme phenylethanolamine N-methyltransferase (PNMT, EC 2.1.1.28) catalyzes the final step in the biosynthesis of epinephrine and is a potential drug target, primarily for the control of hypertension. Unfortunately, many potent PNMT inhibitors also possess significant affinity for the a2-adrenoceptor, which compli...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章
doi:10.1021/acs.jmedchem.0c01475
更新日期:2020-11-25 00:00:00
abstract::The use of deuteration in medicinal chemistry has exploded in the past years, and the FDA has recently approved the first deuterium-labeled drug. Precision deuteration goes beyond the pure and simple amelioration of the pharmacokinetic parameters of a drug and might provide an opportunity when facing problems in terms...
journal_title:Journal of medicinal chemistry
pub_type: 杂志文章,评审
doi:10.1021/acs.jmedchem.8b01808
更新日期:2019-06-13 00:00:00