Sask. scientists test way to reduce lure of addictive drugs
Last Updated Mon, 13 Feb 2006 16:33:23 EST
CBC News"Researchers in Saskatchewan have discovered a way to block a pathway in the brain's pleasure receptors that are involved in drug addiction.
The team hopes the findings will lead to a universal therapy that works regardless of what drug an addict abuses.
Many drugs of abuse exert their rewarding effects on the brain's ventral tegmental area.
So far, Canadian scientists have found a peptide that appears to block a signalling pathway in the brain's ventral tegmental area, an area stimulated by drug abuse.
Psychiatry Prof. Xia Zhang of the University of Saskatchewan and his team gave nicotine and THC, the active ingredient in marijuana, to laboratory rats.
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http://www.cbc.ca/story/science/national/2006/02/13/addiction-block060213.html