Abstract
Five new sesquiterpenes, parahigginols A-D (1-4) and parahigginic acid (5), have been isolated from a Taiwanese marine sponge Parahigginsia sp. The structural assignments of the new compounds were based on their spectral data, including 1D and 2D NMR. Biological studies revealed that compounds 2-5 exhibited cytotoxicity against murine P-388 and human KB16, A549, and HT-29 tumor cells.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Animals
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Antineoplastic Agents / isolation & purification
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Antineoplastic Agents / pharmacology*
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Chromatography, High Pressure Liquid
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Drug Screening Assays, Antitumor
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HT29 Cells
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Humans
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KB Cells
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Leukemia P388 / pathology
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Magnetic Resonance Spectroscopy
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Mass Spectrometry
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Mice
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Sesquiterpenes / isolation & purification
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Sesquiterpenes / pharmacology*
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Spectrophotometry, Ultraviolet
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Taiwan
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Tumor Cells, Cultured
Substances
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Antineoplastic Agents
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Sesquiterpenes