Unlocking mystery of why dopamine freezes Parkinson's patients

Monday, August 11, 2008 - 12:00 in Biology & Nature

Parkinson's disease and drug addiction are polar opposite diseases, but both depend upon dopamine in the brain. Parkinson's patients don't have enough of it; drug addicts get too much of it. Although the importance of dopamine in these disorders has been well known, the way it works has been a mystery...

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