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| Description: (a) This neurological disorder affects former heavyweight champion Muhammad Ali, actor Michael J. Fox, and about half a million other people in the United States. (b) A normal PET scan and (c) PET scan of a person with Parkinson’s dis-ease. Red and yellow indicate a high level of metabolic activity in neurons that secrete dopamine. Picture Stats: Views: 383 Filesize: 682.21kB Height: 958 Width: 1736 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=47718 Keywords: Battling Parkinson’s Disease |