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http://www.newscientist.com/article/dn26381-stem-cells-improve-vision-enough-for-horse-riding.html?cmpid=RSS|NSNS|2012-GLOBAL|online-news#.VD40WhYqSKQ nic 62/20 ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn