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ABSTRACT: Background
The current investigation sought to explore the nature of the secondary metabolites in the algae, Laurencia pacifica.Results
This report details the first isolation of the sesquiterpenes isoaplysin (1), isolaurenisol (2), debromoisolaurinterol (3), debromoaplysinol (4), laur-11-en-10-ol (5), 10α-hydroxyldebromoepiaplysin (6), and the previously unknown 10-bromo-3,7,11,11-tetramethylspiro[5.5]undeca-1,7-dien-3-ol (7) from the algae, Laurencia pacifica. Isoaplysin (1) and debromoaplysinol (4) showed promising levels of growth inhibition against a panel cancer-derived cell lines of colon (HT29), glioblastoma (U87, SJ-G2), breast (MCF-7), ovarian (A2780), lung (H460), skin (A431), prostate (Du145), neuroblastoma (BE2-C), pancreas (MIA), murine glioblastoma (SMA) origin with average GI50 values of 23 and 14 μM.Conclusions
Isoaplysin (1) and debromoaplysinol (4) were up to fourfold more potent in cancer-derived cell populations than in non-tumor-derived normal cells (MCF10A). These analogues are promising candidates for anticancer drug development. Graphical Abstract ᅟ.
SUBMITTER: Zaleta-Pinet DA
PROVIDER: S-EPMC4610114 | biostudies-literature | 2014 Dec
REPOSITORIES: biostudies-literature
Organic and medicinal chemistry letters 20140920 1
<h4>Background</h4>The current investigation sought to explore the nature of the secondary metabolites in the algae, Laurencia pacifica.<h4>Results</h4>This report details the first isolation of the sesquiterpenes isoaplysin (1), isolaurenisol (2), debromoisolaurinterol (3), debromoaplysinol (4), laur-11-en-10-ol (5), 10α-hydroxyldebromoepiaplysin (6), and the previously unknown 10-bromo-3,7,11,11-tetramethylspiro[5.5]undeca-1,7-dien-3-ol (7) from the algae, Laurencia pacifica. Isoaplysin (1) an ...[more]