A possible 'shortcut'... http://www.newscientist.com/article/dn26473-cellular-alchemy-turns-skin-cells-into-brain-cells.html?cmpid=RSS|NSNS|2012-GLOBAL|online-news#.VFHxdskqSKQ 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