| Literature DB >> 18763827 |
Heidi R Bokesch1, Antony Wamiru, Stuart F J Le Grice, John A Beutler, Tawnya C McKee, James B McMahon.
Abstract
Three new galloyl arbutins, hyemalosides A-C (1-3), along with nine known compounds were isolated from the evergreen tree Eugenia hyemalis. The structures of compounds 1-3 were determined by analysis of NMR and MS data. Compounds 1-3 inhibited HIV-1 RNase H in vitro with IC50 values of 1.46, >18, and 1.19 microM, respectively. However, in a XTT-based cell viability assay using the human T-cell line CEM-SS infected with HIV-1 RT, none of the compounds inhibited the cytopathic effect of HIV-1 infection at the highest dose tested (20 microg/mL).Entities:
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Year: 2008 PMID: 18763827 PMCID: PMC2586124 DOI: 10.1021/np8002518
Source DB: PubMed Journal: J Nat Prod ISSN: 0163-3864 Impact factor: 4.050