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oh well, if that's ruled out maybe we're getting nearer . Bet there's a regenerative trigger somewhere..... > Date: Sun, 15 May 2011 12:14:42 +0200 > From: [log in to unmask] > Subject: RETINAL STEM CELLS FAIL TO RID PARKINSON'S DISEASE > To: [log in to unmask] > > > > > 15th May 2011 - New research > > RETINAL STEM CELLS FAIL TO RID PARKINSON'S DISEASE > > Lancet Neurology [2011] May 10 [Epub ahead of print] (Gross RE, Watts RL, > Hauser RA, Bakay RA, Reichmann H, von Kummer R, Ondo WG, Reissig E, Eisner W, > Steiner-Schulze H, Siedentop H, Fichte K, Hong W, Cornfeldt M, Beebe K, > Sandbrink R) Complete abstract > > Human retinal pigment epithelial (RPE) cells in the eyes also produce L-dopa. > So their transplantation into the brain of people with Parkinson's Disease was > considered to be able to improve the continuity of the administration of L- > dopa better than the use of oral L-dopa. Researchers aimed to assess the > safety, tolerability, and efficacy of transplantation of human retinal pigment > epithelial cells into people with advanced Parkinson's Disease. Around 650,000 > cells were injected in to the brain of each patient. Each person's symptoms > were then assessed after a year. > > However, it was found that the treatment made no difference at all concerning > their Parkinson's Disease symptoms. The method also caused adverse events, > most of which were neurological or psychiatric. The authors of the research > concluded that transplantation of human retinal pigment epithelial cells > provided no benefit for Parkinson's Disease. A previous study found that the > transplanted retinal cells simply failed to survive. For more information go > to Retinal stem cells disappear after surgery. > > ---------------------------------------------------------------------- > To sign-off Parkinsn send a message to: mailto:[log in to unmask] > In the body of the message put: signoff parkinsn ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn