You wrote: For those of you interested in reading an account of how neural grafts ameliorated the symptoms of 3 patients with MPTP-induced parkinsonism, there is now a book available: (MPTP is a byproduct of sloppy synthesis of a designer street drug and causes Parkinson-like pathology in humans and non-human primates) Langston, J. William; Palfreman, Jon: The Case Of The Frozen Addicits Hi All, In response to the above posting, you may be interested to know that most of the APDA Information & Referral Centers across the U.S. have the video called The Case of the Frozen Addicts for loan. Susan Reese Director APDA YOPD I&R Center 1/800-223-9776