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3_1_Bad Bananas Blue Photonics.com

3_1_Bad Bananas Blue Photonics.com - Photonics.com Printer...

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Wednesday16/Sep/2009 6:47 PM Photonics.com Printer Friendly View Page 1 of 2 http://www.photonics.com/printerFriendly.aspx?ArticleID=39817&Publication=6 advertisement from photonics.com: 09/10/2009 http://www.photonics.com/Content/ReadArticle.aspx?ArticleID=39817 Bad Bananas Glow Blue in UV INNSBRUCK, Austria, & NEW YORK, Sept. 10, 2009 -- Bright blue luminescent rings found under ultraviolet (UV) light on the peels of very ripe bananas hold promise for studying how organisms rid themselves of dying cells, according to chemists in the US and Austria. As bananas age, the chlorophyll in their peels breaks down into particles called FCCs (fluorescent chlorophyll catabolites). Since these glowing particles occur in close proximity to dying tissue, they hold promise of lighting the way in studying programmed cell death. (Image: Zina Deretsky, National Science Foundation) Nicholas Turro of Columbia University in New York, Bernhard Krautler of the Institute of Organic Chemistry at the
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