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Unformatted text preview: 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 University of Innsbruck, Austria, and their colleagues found that, as chlorophyll ages and begins to disintegrate in...
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This note was uploaded on 04/04/2010 for the course EE 3 taught by Professor Staff during the Winter '08 term at UCLA.
- Winter '08