05-15-2008, 04:42 AM
Researchers have identified a factor that may contribute towards the development of heroin addiction by manipulating the adenosine A2A receptor, which plays a major role in the brain's 'reward pathway.' Using mice specifically bred without the adenosine A2A receptor, scientists showed that these mice had a reduced desire to self-administer morphine; heroin is converted to morphine in the body.
Posted on Wed, 14 May 2008 00:00:00 EDT at http://www.sciencedaily.com/releases/200...101200.htm
Posted on Wed, 14 May 2008 00:00:00 EDT at http://www.sciencedaily.com/releases/200...101200.htm