> Hence, although Stem cell therapy seems very promising one, and may be in > turn proves to be revolutionary, it needs to go through rigorous testing > under various clinical, scientific and ethical criteria. rejection through the Xcell program should be less since the cells introduced are your own. The main problem so far is that implanted cells get PD too after a few years. From what they say, the Xcell outfit has tested their therapy for PD only for one year maryse ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn