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Article: Lutein, zeaxanthin may protect against colon cancer.(IN THE NEWS)(Brief article)(Clinical report)
- Article from:
- Life Extension
- Article date:
- January 1, 2009
- Author:
CopyrightCOPYRIGHT 2009 LE Publications, Inc. 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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The carotenoid pigments lutein and zeaxanthin may work together to help prevent colon cancer, according to a new laboratory study. (1) These antioxidants are best known for their importance in reducing the risk of cataracts and age-related macular degeneration. (2)
[ILLUSTRATION OMITTED]
Korean researchers extracted several bioactive carotenoid compounds, including lutein and zeaxanthin, from two common types of algae. Using a standard laboratory test, the researchers then measured the extracts' effects on human colon cancer cells growing in test tubes. Both extracts inhibited cancer cell growth and induced cells to undergo apoptosis, or programmed ...