Chemical constituents and lethality of Paullinia weinmanniaefolia (Sapindaceae) against Artemia salina Leach / Constituintes químicos e letalidade de Paullinia weinmanniaefolia (Sapindaceae) contra Artemia salina Leach
Rev. bras. farmacogn
;
19(1a): 26-28, Jan.-Mar. 2009. ilus, tab
Article
in English
| LILACS
| ID: lil-522415
ABSTRACT
The extracts obtained from leaves and steam of Paullinia weinmmaniaefolia were tested against Artemia salina larvae and showed significant lethality. The extracts in dichloromethane of the leaves, in methanol and methanol-water (82) of the steam showed activity with LC50 values of 366.87, 375.38 and 620.30 ppm, respectively. Seven triterpenes, two steroids and one cyclitol were characterized by spectrometric methods with majoritary constituents of these extracts.
RESUMO
Os extratos obtidos de folhas e caule de Paullinia weinmmaniaefolia foram testados contra larvas de Artemia salina e mostraram significante letalidade. Os extratos das folhas em diclorometano e do caule em metanol e metanol-água (82) apresentaram atividade com valores de CL50 366,87; 375,38 e 620,30 ppm, respectivamente. Sete triterpenos, dois esteróides e um ciclitol foram identificados através de técnicas espectrométricas como principais constituintes destes extratos.
Full text:
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Index:
LILACS (Americas)
Language:
English
Journal:
Rev. bras. farmacogn
Journal subject:
Pharmacy
Year:
2009
Type:
Article
Affiliation country:
Brazil
Institution/Affiliation country:
Universidade Estadual do Norte Fluminense Darcy Ribeiro/BR
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