“When you can’t breathe, and you’re gasping for air, would you call
that pleasurable?” said Nora D. Volkow, a dopamine researcher and
director of the National Institute on Drug Abuse."
(more)
http://www.nytimes.com/2009/10/27/science/27angier.html?_r=1&scp=1&sq=dopamine&st=cse
Hmm.......a mouse with little dopamine is
perhaps a mouse with a parkinson's like ailment?
Treating human parkinson's diease often
sees a return of the sex drive as I recall reading.
Ergo, dopamine blockers are forcibly injected into the New Yorkers
whom the State of New York don't want to survive.