Anti-HIV-1 protostane triterpenes and digeranylbenzophenone from trunk bark and stems of Garcinia speciosa

Article Abstract:

Three new protostanes were isolated from the ethyl acetate fractions obtained from the crude methanol extracts of the trunk bark and stems of Garcinia speciosa. Some compounds showed significant inhibitory activities against HIV-1, and this work represents the first report on the anti-HIV-1 activities of the protostane triterpenes.

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Anticomplement and antioxidant activities of new acetylated flavonoid glycosides from Centaurium spicatum

Article Abstract:

Three acetylated flavonol glycosides, plus some other compounds have recently been isolated from Centaurium spicatum plant. The anticomplement and antioxidant activities of these compounds were evaluated, and the triacetylated flavonoid glycoside showed the highest activity in the two assays.

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Polyacetylenes in hairy roots of a Panax hybrid

Article Abstract:

The hairy roots of an interspecific hybrid ginseng (Panax ginseng x P. quinquefolium), three polyacetylenes were isolated. Maximum growth and highest yields of the hairy roots were observed in Gamborg B5 (B5) liquid media.

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