PubMed:Asymmetric domino multicatalysis for the synthesis of 3-substituted phthalides: cinchonine/NHC cooperative system. |
PubMed:Ovarian cancer stem cell-specific gene expression profiling and targeted drug prescreening. |
PubMed:Stereoselective inhibition of serotonin transporters by antimalarial compounds. |
PubMed:One-pot fluorescent labeling protocol for complex hydroxylated bioactive natural products. |
PubMed:Cinchonine and thiourea. |
PubMed:Antiparasitic hybrids of Cinchona alkaloids and bile acids. |
PubMed:Asymmetric 5-endo chloroetherification of homoallylic alcohols toward the synthesis of chiral β-chlorotetrahydrofurans. |
PubMed:A theoretical investigation on the Strecker reaction catalyzed by a Ti(IV)-complex catalyst generated from a cinchona alkaloid, achiral substituted 2,2'-biphenol, and tetraisopropyl titanate. |
PubMed:Platelet-activating factor (PAF)-antagonists of natural origin. |
PubMed:Evaluation of antibacterial and anti-biofilm activities of cinchona alkaloid derivatives against Staphylococcus aureus. |
PubMed:Capillary electrophoresis methods for the analysis of antimalarials. Part I. Chiral separation methods. |
PubMed:Extraction of alkaloids for NMR-based profiling: exploratory analysis of an archaic Cinchona bark collection. |
PubMed:Asymmetric organocatalytic decarboxylative Mannich reaction using β-keto acids: A new protocol for the synthesis of chiral β-amino ketones. |
PubMed:New insights into cinchonine-aluminium complexes and their application as chiral building blocks: unprecedented ligand-exchange processes in the presence of ZnR2 compounds. |
PubMed:Crystal structure of quinine: the effects of vinyl and methoxy groups on molecular assemblies of Cinchona alkaloids cannot be ignored. |
PubMed:Development of a generic micellar electrokinetic chromatography method for the separation of 15 antimalarial drugs as a tool to detect medicine counterfeiting. |
PubMed:Mutation in the Plasmodium falciparum CRT protein determines the stereospecific activity of antimalarial cinchona alkaloids. |
PubMed:Bioproduction of Cinchona alkaloids by the endophytic fungus Diaporthe sp. associated with Cinchona ledgeriana. |
PubMed:Synthesis of 3-(1-alkyl/aminoalkyl-3-vinyl-piperidin-4-yl)-1-(quinolin-4-yl)-propan-1-ones and their 2-methylene derivatives as potential spermicidal and microbicidal agents. |
PubMed:Cinchonine Prevents High-Fat-Diet-Induced Obesity through Downregulation of Adipogenesis and Adipose Inflammation. |
PubMed:Copolymer-supported heterogeneous organocatalyst for asymmetric aldol addition in aqueous medium. |
PubMed:Organocatalytic asymmetric conjugate addition of 3-monosubstituted oxindoles to (E)-1,4-diaryl-2-buten-1,4-diones: a strategy for the indirect enantioselective furanylation and pyrrolylation of 3-alkyloxindoles. |
PubMed:Rapid and Green Analytical Method for the Determination of Quinoline Alkaloids from Cinchona succirubra Based on Microwave-Integrated Extraction and Leaching (MIEL) Prior to High Performance Liquid Chromatography. |
PubMed:Silicon-based Lewis acid assisted cinchona alkaloid catalysis: highly enantioselective aza-Michael reaction under solvent-free conditions. |
PubMed:The role of weak hydrogen bonds in chiral recognition. |
PubMed:Desymmetrization of cyclohexadienones via asymmetric Michael reaction catalyzed by cinchonine-derived urea. |
PubMed:Organocatalytic asymmetric aldol reaction of hydroxyacetone with β,γ-unsaturated α-keto esters: facile access to chiral tertiary alcohols. |
PubMed:Tosyl esters of cinchonidine and cinchonine alkaloids: the structure-reactivity relationship in the hydrolysis to 9-epibases. |
PubMed:Cinchona alkaloids are also produced by an endophytic filamentous fungus living in cinchona plant. |
PubMed:Novel molecularly imprinted microsphere using a single chiral monomer and chirality-matching (S)-ketoprofen template. |
PubMed:Facile synthesis of enantioenriched Cγ-tetrasubstituted α-amino acid derivatives via an asymmetric nucleophilic addition/protonation cascade. |
PubMed:Organocatalytic aza-Michael/retro-aza-Michael reaction: pronounced chirality amplification in aza-Michael reaction and racemization via retro-aza-Michael reaction. |
PubMed:Organocatalyzed enantioselective michael addition of 2-hydroxy-1,4-naphthoquinone to β,γ-unsaturated α-ketophosphonatesθ. |
PubMed:Development of chiral N,N-ditopic metalloligands based on a Cinchona alkaloids' backbone for constructing homochiral coordination polymers. |
PubMed:Enantioselective radical addition to ketimines: a synthetic route towards α,α-disubstituted α-amino acids. |
PubMed:Primary amine/(+)-CSA salt-promoted organocatalytic conjugate addition of nitro esters to enones. |
PubMed:Determination of cinchona alkaloids by non-aqueous CE with MS detection. |
PubMed:Hydrocinchonine, cinchonine, and quinidine potentiate paclitaxel-induced cytotoxicity and apoptosis via multidrug resistance reversal in MES-SA/DX5 uterine sarcoma cells. |
PubMed:Monodispersed, molecularly imprinted polymers for cinchonidine by precipitation polymerization. |
PubMed:Channel-like crystal structure of cinchoninium L-O-phosphoserine salt dihydrate. |
PubMed:Self-association promoted conformational transition of (3R,4S,8R,9R)-9-[(3,5-bis(trifluoromethyl)phenyl))-thiourea](9-deoxy)-epi-cinchonine. |
PubMed:Influence of peripheral groups on the physical and chemical behavior of cinchona alkaloids. |
PubMed:Resolution of (+)-cinchonine and (-)-cinchonidine by phase-modulation fluorescence spectroscopy. |
PubMed:Metal complexes of cinchonine as chiral building blocks: a strategy for the construction of nanotubular architectures and helical coordination polymers. |
PubMed:Separation of Cinchona alkaloids on a novel strong cation-exchange-type chiral stationary phase-comparison with commercially available strong cation exchanger and reversed-phase packing materials. |
PubMed:Highly enantioselective radical addition to N-benzoyl hydrazones using chiral ammonium salts. |
PubMed:Chiral squaramide derivatives are excellent hydrogen bond donor catalysts. |
PubMed:Homochiral crystallization of microporous framework materials from achiral precursors by chiral catalysis. |
PubMed:Performance of electrospun nanofibers for SPE of drugs from aqueous solutions. |
PubMed:A combined NMR, DFT, and X-ray investigation of some cinchona alkaloid O-ethers. |
PubMed:Ylide-initiated michael addition-cyclization reactions beyond cyclopropanes. |
PubMed:Highly enantioselective synthesis of isoxazoline N-oxides. |
PubMed:Capillary electrophoretic chiral separation of Cinchona alkaloids using a cyclodextrin selector. |
PubMed:Asymmetric Mannich reaction of dicarbonyl compounds with alpha-amido sulfones catalyzed by cinchona alkaloids and synthesis of chiral dihydropyrimidones. |
PubMed:Factors controlling adsorption equilibria from solution onto solid surfaces: the uptake of cinchona alkaloids on platinum surfaces. |
PubMed:Synthesis and optical resolution of an allenoic acid by diastereomeric salt formation induced by chiral alkaloids. |
PubMed:An improved synthesis of 10,11-didehydro Cinchona alkaloids. |
PubMed:Asymmetric activation of tropos 2,2'-biphenol with cinchonine generates an effective catalyst for the asymmetric strecker reaction of N-tosyl-protected aldimines and ketoimines. |
PubMed:Highly enantioselective direct aldol reaction catalyzed by cinchona derived primary amines. |
PubMed:Temperature-dependent time-resolved fluorescence study of cinchonine alkaloid dication. |
PubMed:Increased uptake of quinine into the brain by inhibition of P-glycoprotein. |
PubMed:Organocatalytic enantioselective indole alkylations of alpha,beta-unsaturated ketones. |
PubMed:Resolution and stereochemistry of tert-butylphenylphosphinous acid-borane. |
PubMed:Competitive chemisorption between pairs of cinchona alkaloids and related compounds from solution onto platinum surfaces. |
PubMed:Crystal and molecular structures of trichloro-cobalt(II) complexes of epiquinine, epiquinidine, and epidihydrocinchonine. |
PubMed:Time-lapse STM studies of diastereomeric cinchona alkaloids on platinum metals. |
PubMed:Liquid chromatographic analysis of cinchona alkaloids in beverages. |
PubMed:Role of the solvent in the adsorption-desorption equilibrium of cinchona alkaloids between solution and a platinum surface: correlations among solvent polarity, cinchona solubility, and catalytic performance. |
PubMed:Stimulation of choline/Mg2+ antiport in rat erythrocytes by mefloquine. |
PubMed:Pharmacological strategies for overcoming multidrug resistance. |
PubMed:Highly enantioselective cyanation of aldehydes catalyzed by a multicomponent titanium complex. |
PubMed:Michael addition of thiols to alpha-enones in ionic liquids with and without organocatalysts. |
PubMed:Direct enantio- and diastereoselective Mannich reactions of malonate and beta-keto esters with N-Boc and N-Cbz aldimines catalysed by a bifunctional cinchonine derivative. |
PubMed:[Preparation of molecularly imprinted chiral monolithic column and its applications for separation of diastereomers]. |
PubMed:Enantioselective organocatalytic Michael addition of malonate esters to nitro olefins using bifunctional cinchonine derivatives. |
PubMed:Asymmetric Mannich reactions of beta-keto esters with acyl imines catalyzed by cinchona alkaloids. |
PubMed:Direct STM investigation of cinchona alkaloid adsorption on Cu(III). |
PubMed:Evaluation of magnesium fluxes in rat erythrocytes using a stable isotope of magnesium. |
PubMed:Bioactive cinchona alkaloids from Remijia peruviana. |
PubMed:Carbon nanotubes as adsorbent of solid-phase extraction and matrix for laser desorption/ionization mass spectrometry. |
PubMed:In-vitro response of Plasmodium falciparum to the main alkaloids of Cinchona in northwestern Thailand. |
PubMed:Dose-dependent resorption of quinine after intrarectal administration to children with moderate Plasmodium falciparum malaria. |
PubMed:Five new alkaloids from the leaves of Remijia peruviana. |
PubMed:Enantioselective alkylation of beta-keto esters by phase-transfer catalysis using chiral quaternary ammonium salts. |
PubMed:Evidence for the 2:1 molecular recognition and inclusion behaviour between beta- and gamma-cyclodextrins and cinchonine. |
PubMed:Synthetic cinchonidine receptors obtained by cross-linking linear poly(methacrylic acid) derivatives as an alternative molecular imprinting technique. |
PubMed:Short columns with molecularly imprinted monolithic stationary phases for rapid separation of diastereomers and enantiomers. |
PubMed:Spectrophotometric method for estimation of alkaloids precipitable with Dragendorff's reagent in plant materials. |
PubMed:Hydrogenation of cinchona alkaloids over supported Pt catalyst. |
PubMed:Pharmacokinetics of idarubicin in the isolated perfused rat lung: effect of cinchonine and rutin. |
PubMed:Conformational spaces of Cinchona alkaloids. |
PubMed:Preparation of enantiopure 1-azabicyclo[3.2.2]nonanes functionalized at carbon C3, from cinchonine and cinchonidine. stereoselective solvolysis and an easily enolizable ketone. |
PubMed:Selective binding of chiral molecules of cinchona alkaloid by beta- and gamma-cyclodextrins and organoselenium-bridged bis(beta-cyclodextrin)s. |
PubMed:New crystalline complex of quinine and quinidine. |
PubMed:Cobalt complex of cinchonine: intermolecular interactions in two crystalline modifications. |
PubMed:The characterisation of supported platinum nanoparticles on carbon used for enantioselective hydrogenation: a combined electrochemical-STM approach. |
PubMed:Acyclic stereoselective boron alkylation reactions for the asymmetric synthesis of beta-substituted alpha-amino acid derivatives. |
PubMed:Highly stereoselective, uniformly sized molecularly imprinted polymers for cinchona alkaloids in hydro-organic mobile phases. |
PubMed:[Beaded molecule imprinted polymer for stereo isomer separation]. |
PubMed:Transformation of Cinchona alkaloids into 1-N-oxide derivatives by endophytic Xylaria sp isolated from Cinchona pubescens. |
PubMed:Practical enantioselective synthesis of endothelin antagonist S-1255 by dynamic resolution of 4-methoxychromene-3-carboxylic acid intermediate. |
PubMed:Highly enantioselective reformatsky reaction of ketones: chelation-assisted enantioface discrimination. |
PubMed:The enantioselective synthesis of alpha-amino acid derivatives via organoboranes. |
PubMed:Unexpected change of the sense of the enantioselective hydrogenation of ethyl pyruvate catalyzed by a Pt-alumina-cinchona alkaloid system. |
PubMed:Role of the choline exchanger in Na(+)-independent Mg(2+) efflux from rat erythrocytes. |
PubMed:Catalytic enantioselective fluorination of beta-keto esters by phase-transfer catalysis using chiral quaternary ammonium salts. |
PubMed:A selective PVC membrane for di- or trinitrophenol based on N,N-dibenzyl-3,3',5,5'-tetramethylbenzidine. |
PubMed:Asymmetric Weitz-Scheffer epoxidation of isoflavones with hydroperoxides mediated by optically active phase-transfer catalysts. |
PubMed:Cinchoninium L-tartrate tetrahydrate. |
PubMed:In vitro effect of alkaloids on bloodstream forms of Trypanosoma brucei and T. congolense. |
PubMed:Flexibility of CuCl4-tetrahedra in bis[cinchoninium tetrachlorocuprate(II)]trihydrate single crystals. X-ray diffraction and EPR studies. |
PubMed:Apoptosis induced by doxorubicin and cinchonine in P388 multidrug-resistant cells. |
PubMed:HPTLC method for the estimation of alkaloids of Cinchona officinalis stem bark and its marketed formulations. |
PubMed:Picric acid sensitive optode based on a fluorescence carrier covalently bound to membrane. |
PubMed:Phase I study of cinchonine, a multidrug resistance reversing agent, combined with the CHVP regimen in relapsed and refractory lymphoproliferative syndromes. |
PubMed:Non-aqueous capillary electrophoretic enantioseparation of N-derivatized amino acids using cinchona alkaloids and derivatives as chiral counter-ions. |
PubMed:Atomic emission spectrometric determination of ephedrine, cinchonine, chlorpheniramine, atropine and diphenhydramine based on formation of ion associates with ammonium reineckate. |
PubMed:Conformation of epicinchonine and cinchonine in view of their antimalarial activity: x-ray and theoretical studies. |
PubMed:Quinine disposition in globally malnourished children with cerebral malaria. |
PubMed:Comparison of kinetic properties of amine oxidases from sainfoin and lentil and immunochemical characterization of copper/quinoprotein amine oxidases. |
PubMed:Novel chiral recognition elements for molecularly imprinted polymer preparation. |
PubMed:An open randomized clinical study of intrarectal versus infused Quinimax for the treatment of childhood cerebral malaria in Niger. |
PubMed:Dual effects of nimesulide, a COX-2 inhibitor, in human platelets. |
PubMed:The inhibitory effect of cinchonine on human platelet aggregation due to blockade of calcium influx. |
PubMed:Comparison of 3, 5 and 7 days' treatment with Quinimax for falciparum malaria in Guinea-Bissau. |
PubMed:Optosensor for cinchona alkaloids with C18 silica gel as a substrate. |
PubMed:The separation and determination of quinine in bitter drinks by micellar electrokinetic capillary chromatography. |
PubMed:Reducing the oral quinine-quinidine-cinchonin (Quinimax) treatment of uncomplicated malaria to three days does not increase the recurrence of attacks among children living in a highly endemic area of Senegal. |
PubMed:Lambda-carrageenan: a novel chiral selector for capillary electrophoresis. |
PubMed:Intrarectal Quinimax (an association of Cinchona alkaloids) for the treatment of Plasmodium falciparum malaria in children in Niger: efficacy and pharmacokinetics. |
PubMed:The chemical and immunoglobulin structural features necessary for reactions of quinine-dependent antibodies to neutrophils. |
PubMed:Cinchonine per os: efficient circumvention of P-glycoprotein-mediated multidrug resistance. |
PubMed:Comparative effects of quinine and cinchonine in reversing multidrug resistance on human leukemic cell line K562/ADM. |
PubMed:Comparative in vitro renal damage due to stereoisomeric cinchona alkaloids. |
PubMed:Inhibition of the multidrug resistance efflux pump. |
PubMed:Effect of Cinchona bark alkaloids and chloroquine on phospholipid synthesis. K+ channel blockers specifically enhance the activity of the serine base exchange enzyme system in Jurkat T cells. |
PubMed:Pharmacokinetics of quinine, quinidine and Cinchonine when given as combination. |
PubMed:Role of guinea pig and rabbit hepatic aldehyde oxidase in oxidative in vitro metabolism of cinchona antimalarials. |
PubMed:Cinchonine, a potent efflux inhibitor to circumvent anthracycline resistance in vivo. |
PubMed:Molecular properties of Cinchona alkaloids: a theoretical approach. |
PubMed:Spectrophotometric determination of ephedrine HCl, cinchonine HCl, chlorpheniramine maleate, atropine sulphate and diphenhydramine HCl by solvent extraction of reineckate complexes. |
PubMed:Enhanced choline and Rb+ transport in human erythrocytes infected with the malaria parasite Plasmodium falciparum. |
PubMed:Quinidine-induced inhibition of the fast transient outward K+ current in rat melanotrophs. |
PubMed:Red cell and plasma concentrations of combined quinine-quinidine and quinine in falciparum malaria. |
PubMed:Comparison of coupling subsites and inhibition effects of piperidine alkaloids and aminoketones on plant amine oxidases. |
PubMed:Simultaneous measurement of quinine and quinidine in human plasma, whole blood, and erythrocytes by high-performance liquid chromatography with fluorescence detection. |
PubMed:Combination of quinine, quinidine and cinchonine for the treatment of acute falciparum malaria: correlation with the susceptibility of Plasmodium falciparum to the cinchona alkaloids in vitro. |
PubMed:A comparison of the antimalarial activity of the cinchona alkaloids against Plasmodium falciparum in vitro. |
PubMed:Effect of quinine and cinchonine on human neutrophils functions in vitro. |
PubMed:[Combinations of borotungstic acid with nitrogenous compounds]. |
PubMed:Efficacy of a 3-day oral regimen of a quinine-quinidine-cinchonine association (Quinimax) for treatment of falciparum malaria in Madagascar. |
PubMed:A combination of quinine, quinidine and cinchonine (LA 40221) in the treatment of chloroquine resistant falciparum malaria in Thailand: two double-blind trials. |
PubMed:Effect of Precursors on Growth and Alkaloid Production in Chinchona ledgeriana Leaf-Shoot Organ Cultures. |
PubMed:Activity of a combination of three cinchona bark alkaloids against Plasmodium falciparum in vitro. |
PubMed:Toxicity of quinoline alkaloids to cultured Cinchona ledgeriana cells. |
PubMed:Treatment of chloroquine-resistant falciparum malaria with a combination of quinine, quinidine and cinchonine (LA40221) in adults by oral and intravenous administration. |
PubMed:Analysis of Cinchona alkaloids by high-performance liquid chromatography. Application to the analysis of quinidine gluconate and quinidine sulfate and their dosage forms. |
PubMed:Quinoline alkaloids from Anthocephalus chinensis. |
PubMed:Comparative disposition kinetics of two diastereomeric pairs of cinchona alkaloids in the dog. |
PubMed:Competitive inhibition of sparteine oxidation in human liver by beta-adrenoceptor antagonists and other cardiovascular drugs. |
PubMed:[Synthesis of O-(beta-diethylaminoethyl)cinchoninaldoxime with local anesthetic activity]. |
PubMed:Rapid high-pressure liquid chromatographic determination of quinidine and dihydroquinidine in plasma samples. |
PubMed:Colorimetric assay of quinine and quinidine in raw materials, formulations, and biological fluids. |
PubMed:GLC determination of quinidines in human plasma. |
PubMed:Ligand-exchange chromatography of alkaloids. |
PubMed:Nitrogen photochemistry. V. A new photochemical reduction of the cinchona alkaloids, quinine, quinidine, cinchonidine, cinchonine. |
PubMed:Separation of alkyl gallates as complexes with cinchonine and strychnine. |
PubMed:[Determination of quinine, quinidine, cinchonine, cinchonidine and sparteine by means of Reinecke's salt]. |
PubMed:Paper chromatographic determination of quinine and cinchonine. |
PubMed:Immunoreactions involving platelets. III. Quantitative aspects of platelet agglutination, inhibition of clot retraction, and other reactions caused by the antibody of quinidine purpura. |
PubMed:[Synthesis of cinchona alkaloid derivatives. XXVII. Derivation of dihydrocinchonamine from cinchonine]. |
PubMed:Action of sheep liver homogenates on quinine, quinidine, cinchonine and cinchonidine. |
PubMed:Solubility of cinchonine and cinchonidine in alcohol-water mixtures. |
PubMed:The metabolism of cinchonine in dogs and in man. |
PubMed:Studies on the chemotherapy of the human malarias the metabolism of cinchonine in relation to its antimalarial activity. |
PubMed:STUDIES ON THE CHEMOTHERAPY OF THE HUMAN MALARIAS. IV. THE METABOLISM OF CINCHONINE IN RELATION TO ITS ANTIMALARIAL ACTIVITY. |
PubMed:Quinine and cinchonine effects on growth, differentiation and lethal temperature of Drosophila melanogaster. |
PubMed:Constitution of strychnine and its relation to cinchonine. |
PubMed:Cinchonine in the treatment of malaria. |
PubMed:Metabolism of cinchonine in dogs and man. |
PubMed:Cinchona alkaloids; physiological disposition of cinchonine metabolic products in man. |
PubMed:My experience with cinchonine. |
PubMed:Cinchona alkaloids; suppressive antimalarial activity of cinchonine carbostyril. |
PubMed:[Qualitative determination of atophan and cinchonine]. |
PubMed:QUININE IDIOSYNCRASY AND CINCHONINE. |
PubMed:THE ADVANTAGES OF INTRAMUSCULAR INJECTIONS OF SOLUBLE CINCHONINE SALTS IN SEVERE MALARIAL INFECTIONS. |
PubMed:An Experimental Investigation OF THE SUITABILITY OF THE MORE SOLUBLE SALTS OF QUININE AND CINCHONINE FOR INTRAVENOUS INJECTION. |