Dear Listfriends, Although the study only covers a single person, I do find it encouraging: ---------------- Transplanted Fetal Cells Can Survive A Decade In The Brain, Study Finds NEW YORK (AP) — Human fetal cells that were implanted in the brain of a Parkinson's disease patient 10 years ago are still working, scientists report. http://www.intelihealth.com/enews?255739 -- Kathrynne Holden, MS, RD Medical nutrition therapy for Parkinson's disease Author: "Eat well, stay well with Parkinson's disease" "Parkinson's disease: assessing and managing unique nutrition needs;" "Risk for malnutrition and bone fracture in Parkinson'sdisease," J Nutr Elderly. V18:3;1999. http://www.nutritionucanlivewith.com/