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gerbera/silicio dioksidas
Nuoroda įrašoma į mainų sritį
4 rezultatus
[The antitussive and de-sputum essential substance from the root of Gerbera piloselloides and its analytical compositions].
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OBJECTIVE
To study the chemical constituents of the essential substance from the root of Gerbera piloselloides and its antitussive and de-sputum effects.
METHODS
The essential substance (G4) was extracted from the root by alcohol and ethyl acetate, then it was separated by silica gel column eluted
8-methoxysmyrindiol from Gerbera piloselloides (L.) Cass. and its vasodilation effects on isolated rat mesenteric arteries.
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Gerbera piloselloides (L.) Cass. (Compositae) possesses various biological effects. It is used as an oriental remedy for relieving cough and resolving phlegm. The present study is to investigate the vasodilation effects of Gerbera piloselloides on isolated rat mesenteric arteries (MAs) and the
[Studies on the chemical constituents from the roots and rhizomes of Gerbera piloselloides].
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OBJECTIVE
To study the chemical constituents from the roots and rhizomes of Gerbera piloselloides.
METHODS
The compounds were isolated by silica gel column chromatography, and their structures were elucidated by means of spectral analysis.
RESULTS
Seven compounds were identified as bothrioclinin
Application of centrifugal force to the extraction and separation of parasorboside and gerberin from Gerbera hybrida.
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A method for the separation of parasorboside and gerberin from the ornamental plant Gerbera hybrida (Asteraceae) has been developed. The two closely related glucosides were extracted using an Extrachrom instrument, a prototype multi-functional separation tool equipped with an extraction chamber. The
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