beta agarofuran/maytenus

De link wordt op het klembord opgeslagen

LidwoordKlinische proevenOctrooien

Kies het sorteertype

Bladzijde 1 van 19 resultaten

SAR studies of dihydro-beta-agarofuran sesquiterpenes as inhibitors of the multidrug-resistance phenotype in a Leishmania tropica line overexpressing a P-glycoprotein-like transporter.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

A series of dihydro-beta-agarofuran sesquiterpenes isolated from the leaves of Maytenus cuzcoina (1-10) or semisynthetic derivatives (11-30) have been tested on a multidrug-resistant Leishmania tropica line overexpressing a P-glycoprotein-like transporter to determine their ability to revert the

Absolute Configuration of Dihydro-β-agarofuran Sesquiterpenes from Maytenus jelskii and Their Potential Antitumor-Promoting Effects.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Chemoprevention of human cancer appears to be a feasible strategy for cancer control, especially when chemopreventive intervention is involved during early stages of the carcinogenesis process. As a part of our ongoing research program into new chemopreventive agents, herein are reported the

A dihydro-β-agarofuran sesquiterpene from Maytenus boaria.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

The natural compound (1S,4S,5S,6R,7R,8R,9R,10S)-6-acetoxy-4,9,10-trihydroxy-2,2,5a,9-tetramethyloctahydro-2H-3,9a-methanobenzo[b]oxepin-5-yl furan-3-carboxylate, C22H30O9, (I), is a β-agarofuran sesquiterpene isolated from the seeds of Maytenus boaria as part of a study of the secondary metabolites

Three new dihydro-β-agarofuran sesquiterpenes from the seeds of Maytenus boaria.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

As part of a project studying the secondary metabolites extracted from the Chilean flora, we report herein three new β-agarofuran sesquiterpenes, namely (1S,4S,5S,6R,7R,8R,9R,10S)-6-acetoxy-4,9-dihydroxy-2,2,5a,9-tetramethyloctahydro-2H-3,9a-methanobenzo[b]oxepine-5,10-diyl bis(furan-3-carboxylate),

Dihydro-β-agarofuran sesquiterpenes from celastraceae species as anti-tumour-promoting agents: Structure-activity relationship.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Inhibition of tumour promotion in multistage chemical carcinogenesis is considered a promising strategy for cancer chemoprevention. In an ongoing investigation of bioactive secondary metabolites from Celastraceae species, five new dihydro-β-agarofuran sesquiterpenes (1-5), named Chiapens A-E, and

Overcoming human P-glycoprotein-dependent multidrug resistance with novel dihydro-β-agarofuran sesquiterpenes.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Sixteen (1-16) dihydro-β-agarofuran sesquiterpenes were isolated from the fruits of Maytenus jelskii and evaluated against mammalian cells with a multidrug resistance phenotype mediated by the overexpression of the human P-glycoprotein. Their stereostructures have been elucidated on the basis of

Dihydro-β-agarofurans from the roots of the Australian endemic rainforest tree Maytenus bilocularis act as leucine transport inhibitors.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Phytochemical studies of the roots of the Australian plant, Maytenus bilocularis, resulted in the identification of six previously undescribed dihydro-β-agarofuran sesquiterpenoids, bilocularins D-I, along with three known natural products, namely

β-Agarofurans and Sesquiterpene Pyridine Alkaloids from Maytenus spinosa.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Nine new β-dihydroagarofurans (1-9) and four new sesquiterpene pyridine alkaloids (10-13) were isolated from the leaves of Maytenus spinosa. Their structures were determined mainly by 1D- and 2D-NMR spectroscopic studies. The absolute configuration of compound 6 was established using CD

Bioactive Dihydro-β-agarofuran Sesquiterpenoids from the Australian Rainforest Plant Maytenus bilocularis.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Chemical investigations of the CH2Cl2 extract obtained from the leaves of the Australian rainforest tree Maytenus bilocularis afforded three new dihydro-β-agarofurans, bilocularins A-C (1-3), and six known congeners, namely, celastrine A (4), 1α,6β,8α-triacetoxy-9α-benzoyloxydihydro-β-agarofuran

Chemosensitization of a multidrug-resistant Leishmania tropica line by new sesquiterpenes from Maytenus magellanica and Maytenus chubutensis.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Parasite resistance to drugs has emerged as a major problem in current medicine, and therefore, there is great clinical interest in developing compounds that overcome these resistances. In an intensive study of South American medicinal plants, herein we report the isolation, structure elucidation,

New natural sesquiterpenes as modulators of daunomycin resistance in a multidrug-resistant Leishmania tropica line.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

The effects produced by nine dihydro-beta-agarofuran sesquiterpenes isolated from Crossopetalum tonduzii (1-8) and Maytenus macrocarpa (9) (Celastraceae) on the reversion of the resistant phenotype on a multidrug-resistant Leishmania line and their binding to recombinant C-terminal

Minor sesquiterpenes from Maytenus chubutensis.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Four new minor dihydro-beta-agarofuran-skeleton sesquiterpenes, 9 beta-benzoyloxy-1 alpha,2 alpha,6 beta-triacetoxy-15-hydroxydihydro-beta- agarofuran [1], 9 beta-benzoyloxy-1 alpha,2 alpha,6 beta,15-tetracetoxydihydro-beta-agarofuran [6], 9 alpha-benzoyloxy-1 alpha,2 alpha,6 beta-triacetoxy- 8

Absolute configuration and complete assignment of 13C NMR data for new sesquiterpenes from Maytenus chiapensis.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Five new dihydro-beta-agarofuran sesquiterpenes (1-5) were isolated from the leaves of Maytenus chiapensis. The structures of 1-5 were determined by means of 1D and 2D NMR techniques. A semiselective HMBC technique was applied in order to obtain complete (13)C NMR assignments. Absolute

Insect growth regulator and insecticidal activity of beta-dihydroagarofurans from Maytenus spp. (Celastraceae).

Alleen geregistreerde gebruikers kunnen artikelen vertalen

From the aerial parts of Maytenus disticha, we have isolated 9beta-benzoyloxy-1alpha,2alpha,6beta,8alpha,15penta-acetoxy-dihydro-beta-agarofuran (1) and from seeds of Maytenus boaria 9beta-furoyloxy-1alpha,6beta,8alpha-triacetoxy-dihydro-beta-agarofuran (2). These compounds and their MeOH and

Sesquiterpenes from Maytenus jelskii as potential cancer chemopreventive agents.

Alleen geregistreerde gebruikers kunnen artikelen vertalen

Seven new (1-4 and 7-9) sesquiterpenes with a dihydro-beta-agarofuran skeleton, along with four known compounds (5, 6, 10, and 11), have been isolated from the leaves of Maytenus jelskii. The structures of the new compounds were elucidated by means of spectroscopic data analysis, including 1D and 2D

Vorige
1
2
De volgende

Word lid van onze
facebookpagina

Herbal & Natural Medicine

De meest complete database met geneeskrachtige kruiden, ondersteund door de wetenschap

Werkt in 55 talen
Kruidengeneesmiddelen gesteund door de wetenschap
Kruidenherkenning door beeld
Interactieve GPS-kaart - tag kruiden op locatie (binnenkort beschikbaar)
Lees wetenschappelijke publicaties met betrekking tot uw zoekopdracht
Zoek medicinale kruiden op hun effecten
Organiseer uw interesses en blijf op de hoogte van nieuwsonderzoek, klinische onderzoeken en patenten

Typ een symptoom of een ziekte en lees over kruiden die kunnen helpen, typ een kruid en zie ziekten en symptomen waartegen het wordt gebruikt.
* Alle informatie is gebaseerd op gepubliceerd wetenschappelijk onderzoek