IN-VITRO ANTIMALARIAL ACTIVITY OF QUASSINOIDS FROM EURYCOMA-LONGIFOLIA AGAINST MALAYSIAN CHLOROQUINE-RESISTANT PLASMODIUM-FALCIPARUM ISOLATES

被引:70
作者
ANG, HH [1 ]
CHAN, KL [1 ]
MAK, JW [1 ]
机构
[1] INST MED RES,DIV FILARIA & MALARIA,KUALA LUMPUR 50588,MALAYSIA
关键词
D O I
10.1055/s-2006-958042
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Three quassinoids from the roots of Eurycoma longifolia Jack were evaluated for antimalarial activity against nine Plasmodium falciparum isolates obtained from patients infected with chloroquine-resistant malaria. The results indicated that eurycomanol, eurycomanol 2-O-beta-D-glucopyranoside, and 13 beta,18-dihydroeurycomanol possessed antimalarial activity with IC50 values of 1.231-4.899 mu M, 0.389-3.498 mu M, and 0.504-2.343 mu M, respectively, compared with 0.323-0.774 mu M for chloroquine.
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页码:177 / 178
页数:2
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