A new bioactive steroidal saponin from Sansevieria cylindrica.
Phytother Res
; 17(2): 179-82, 2003 Feb.
Article
em En
| MEDLINE
| ID: mdl-12601684
A new steroidal saponin was isolated from the leaves of Sansevieria cylindrica. Its structure was established as (3beta,12beta,15alpha,25S)-26-(beta-D-glucopyranosyloxy)-22-hydroxyfurost-5-en-3-yl 12-O- (6-deoxy-alpha-L-mannopyranosyl)-15-O-(6-deoxy-alpha-L-mannopyranosyl)-beta-D-glucopyranoside. The structural identification was performed using detailed analyses of (1)H and (13)C NMR spectra including 2D NMR spectroscopic techniques (COSY, HETCOR, HMBC and HMQC) and chemical conversions. The steroidal saponin showed no haemolytic effects in the in vitro assays and demonstrated inhibition of the capillary permeability activity.
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Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Extratos Vegetais
/
Anti-Inflamatórios não Esteroides
/
Sansevieria
/
Hemólise
/
Inflamação
/
Fitoterapia
Limite:
Animals
/
Humans
/
Male
Idioma:
En
Revista:
Phytother Res
Assunto da revista:
TERAPIAS COMPLEMENTARES
Ano de publicação:
2003
Tipo de documento:
Article
País de afiliação:
Brasil
País de publicação:
Reino Unido