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The other drug used in the mouse experiments, cytisine, is sold in Eastern Europe for smoking cessation but not in the U.S., and she'd like to see if there's data on the weight of smokers abroad who've used it.
Developing a drug to target only these specific receptors would be difficult, she cautions, because they're also involved in the body's stress responses in ways that could lead to such side effects as high blood pressure.
Copyright 2011 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.
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