this article explains how http://www.indystar.com/article/B2/20120514/FEATURES03/305140045/Tobacco-virus-may-help-prevent-Parkinson-s-University-Louisville-researchers-say?odyssey=nav%7Chead Ray Rayilyn Brown Past Director AZNPF Arizona Chapter National Parkinson Foundation ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn