fyi.. at the michael j fox scientific briefing in new york a couple of weeks ago, the scientists expressed belief that it was the delivery system which might be at fault in the GDNF trials. there may be some other methods of getting it to the right place and keeping it there and they are looking into that. all is not lost. maxine ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn