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Article: Extraction and identification of water-soluble compounds in palm-pressed fiber by SC-[CO.sub.2] and GC-MS.(Report)
- Article from:
- American Journal of Environmental Sciences
- Article date:
- April 1, 2007
- Author:
CopyrightCOPYRIGHT 2007 Science Publications. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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INTRODUCTION
Plant phenolics form an extensive group of compounds, which prevent oxidation of lipids and may have beneficial effects on human health. These phenolic compounds occur naturally in plant sources such as olive oil (1),2), tea and fruits (3), rice bran (4), oat groats and hulls (5) and herbs (6). They appear to have desirable medicinal properties. Some have been reported to be anti-tumor agents and to exhibit anti-viral and antimicrobial activities (7),(8), hypotensive effects (9) and antioxidant properties (10). Recent evidence suggested that phenolics may play an important role in the regulation of plant metabolism (11). For example, flavonoids have ...