the embryos have 3 sets of chromosomes instead of 2 but are still controversial. this research aims to individualize treatment from patients own skin cells http://www.washingtonpost.com/national/health-science/scientists-report-possibly-crucial-advance-in-human-embryonic-stem-cell-research/2011/09/28/gIQAWeYHOL_story.html 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