Catalan
Albanian
Arabic
Armenian
Azerbaijani
Belarusian
Bengali
Bosnian
Catalan
Czech
Danish
Deutsch
Dutch
English
Estonian
Finnish
Français
Greek
Haitian Creole
Hebrew
Hindi
Hungarian
Icelandic
Indonesian
Irish
Italian
Japanese
Korean
Latvian
Lithuanian
Macedonian
Mongolian
Norwegian
Persian
Polish
Portuguese
Romanian
Russian
Serbian
Slovak
Slovenian
Spanish
Swahili
Swedish
Turkish
Ukrainian
Vietnamese
Български
中文(简体)
中文(繁體)
spirostanol/allium
L'enllaç es desa al porta-retalls
Pàgina 1 des de 18 resultats
Two new spirostanol saponins from Allium tuberosum.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
Two new spirostanol saponins, tuberosides D and E, have been isolated from the seeds of Allium tuberosum. On the basis of spectral data and chemical reactions, their structures were established as (25S)-5alpha-spirostane-2alpha,3beta-diol
Spirostanol saponins of Allium porrum L.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
An investigation of the extracts from bulbs of Allium porrum L. has led to the isolation of four spirostanol saponins. Two of them are new compounds and have been identified as: (25R)-5 alpha-spirostan-3 beta, 6 beta-diol 3-O-{O-beta-D-glucopyranosyl-(1-->2)-O-[beta-D-xylopyranosyl-(1-->3)]-O- beta
New spirostanol saponins from Chinese chives (Allium tuberosum).
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
Three new spirostanol saponins have been isolated from the seeds of Allium tuberosum. On the basis of acid hydrolysis and comprehensive spectroscopic analysis, their structures were established as tuberoside J, (25R)-5alpha-spirostan-2alpha,3beta,27-triol
Spirostanol steroids from the roots of Allium tuberosum.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
Three new spirostanol saponins named tuberosines A-C (1-3), together with three known ones tuberoside O (4), 25(S)-Schidigera-saponin D5 (5), and shatavarin IV (6) were isolated from the roots of Allium tuberosum. Their structures were established on the basis of extensive spectroscopic analyses.
Tuberoside M, a new cytotoxic spirostanol saponin from the seeds of Allium tuberosum.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
Tuberoside M (1), isolated from the seeds of Allium tuberosum, shows a significant inhibitory effect on the growth of the human promyelocytic leukemia cell line (HL-60) with IC50 value of 6.8 microg/ml. On the basis of spectral data and chemical reaction, its structure was established as
Cytotoxic steroidal saponins from the flowers of Allium leucanthum.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
Allium leucanthum C. Koch is an endemic Caucasian species that grows in Georgia. The flowers are used in traditional medicine. Phytochemical investigation allowed the isolation of seven spirostanol type saponins from the flowers. Their structures were elucidated on the base of NMR and HRESIMS
In vitro antifungal and antileishmanial activities of steroidal saponins from Allium leucanthum C. Koch -- a Caucasian endemic species.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
Five steroidal saponins were isolated for the first time in the flower of Allium leucanthum C.Koch. In vitro antifungal and antileishmanial activities of pure compounds as well as crude extract, spirostanoid and furostanoid fractions were evaluated. Spirostanol saponins (25R),5alpha- spirostan
Steroidal saponins from the bulbs of Allium karataviense.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
Chemical examination of the bulbs of Allium karataviense led to the isolation of five new spirostanol saponins (7-11) and a new furostanol saponin (12), together with a known steroidal sapogenin (1) and five known saponins (2-6). The structures of the new saponins were determined by detailed
Saponins of Allium elburzense.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
A phytochemical investigation of the bulbs of Allium elburzense has been undertaken, leading to the isolation of 13 furostanol and spirostanol saponins, eight of which are new, namely, elburzensosides A1/A2 (1a/1b), B1/B2 (2a/2b), C1/C2 (3a/3b), and D1/D2 (4a/4b). On the basis of spectroscopic
Structure-activity relationships for saponins from Allium hirtifolium and Allium elburzense and their antispasmodic activity.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
A phytochemical study of Allium hirtifolium Boiss flowers has led to the isolation of high amounts of six new furostanol and spirostanol saponins, named hirtifoliosides A1/A2 (1a/ 1b), B (2), C1/C2 ( 3a/ 3b), and D(4) along with three known spirostanol saponins, alliogenin 3-
Steroidal glycosides from the bulbs of Allium jesdianum.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
Phytochemical analysis of the fresh bulbs of Allium jesdianum yielded four steroidal glycosides, (22S)-cholest-5-ene-1beta,3beta, 16beta,22-tetrol 1,16-di-O-beta-D-glucopyranoside (1), (22S)-cholest-5-ene-1beta,3beta,16beta,22-tetrol 1-O-alpha-L-rhamnopyranosyl 16-O-beta-D-glucopyranoside (2),
Steroidal glycosides from the underground parts of Allium ursinum L. and their cytostatic and antimicrobial activity.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
The aim of this study was the isolation and structural elucidation of steroidal glycosides from the underground parts of ramson Allium ursinum L. The structures of the isolated compounds were established based upon chromatographic methods and 1D- and 2D-NMR, MS and IR analyses. The mixture of two
Ultraviolet derivatization of steroidal saponin in garlic and commercial garlic products as p-nitrobenzoate for liquid chromatographic determination.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
A method is described for determination of the steroidal saponin, eruboside B, originating in garlic and garlic products as the p-nitrobenzoyl chloride (PNBC) derivative by reversed-phase liquid chromatography (with ultraviolet detection at 260 nm. Proto-eruboside B was extracted from garlic (Allium
New steroidal saponins from the bulbs of Allium giganteum exhibiting potent inhibition of cAMP phosphodiesterase activity.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
A new spirostanol saponin and two new furostanol saponins were isolated from the fresh bulbs of Allium giganteum together with several known saponins. The structures of the new compounds were determined on the basis of spectroscopic data, the products formed on hydrolysis and by comparing their
Steroidal glycosides from Allium macleanii and A. senescens, and their inhibitory activity on tumour promoter-induced phospholipid metabolism of HeLa cells.
Només els usuaris registrats poden traduir articles
Inicieu sessió / registreu-vos
A new polyhydroxylated cholestane trisdesmoside and a new spirostanol pentasaccharide, together with five known spirostanol saponins, were isolated from the bulbs of Allium macleanii, and two known spirostanol saponins were isolated from the bulbs of A. senescens. The identification and structural
La base de dades d’herbes medicinals més completa avalada per la ciència
- Funciona en 55 idiomes
- Cures a base d'herbes recolzades per la ciència
- Reconeixement d’herbes per imatge
- Mapa GPS interactiu: etiqueta les herbes a la ubicació (properament)
- Llegiu publicacions científiques relacionades amb la vostra cerca
- Cerqueu herbes medicinals pels seus efectes
- Organitzeu els vostres interessos i estigueu al dia de les novetats, els assajos clínics i les patents
Escriviu un símptoma o una malaltia i llegiu sobre herbes que us poden ajudar, escriviu una herba i vegeu malalties i símptomes contra els quals s’utilitza.
* Tota la informació es basa en investigacions científiques publicades
