Research letters Volume 356, Number 9223 1 July 2000 New dopaminergic neurons in Parkinson's disease striatum Lancet 2000; 356: 44 - 45 Michelle J Porritt, Peter E Batchelor, Andrew J Hughes, Renate Kalnins, Geoffrey A Donnan, David W Howells A new population of dopaminergic neurons has been identified in Parkinson's disease striatum. These neurons are sufficiently numerous to have an important effect on dopaminergic function in the striatum. Departments of Medicine (M J Porrit BSc, P E Batchelor FRACP, D W Howells PhD), Neurology (M J Porritt, P E Batchelor, A J Hughes FRACP, G A Donnan FRACP, D W Howells), and Anatomical Pathology (R Kalnins FRCPA), University of Melbourne and the Austin and Repatriation Medical Centre, Heidelberg, Victoria 3084, Australia Correspondence to: Dr David W Howells, Department of Neurology, Austin and Repatriation Medical Centre, Heidelberg, Victoria 3084, Australia (e-mail: [log in to unmask] unimelb.edu.au). The full text of this article is available to subscribers only. To subscribe to The Lancet use our online subscription service "http://www.thelancet.com/usr/issues/vol356no9223/research44.html" janet paterson 53 now / 41 dx / 37 onset 613 256 8340 / PO Box 171 Almonte Ontario K0A 1A0 Canada visit my website "a new voice" at: "http://www.geocities.com/janet313/"