Good Morning All, Here is some more reading... How Brain Cells Communicate http://www.jsonline.com/graphics/alive/img/jul02/neuron08G2_big.gif ARTICLE: Matter of the mind - Work on the brain gives scientists more insight into human body http://www.jsonline.com/alive/news/jul02/57346.asp ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn