Vulnerability to nicotine addiction appears to have a genetic basis, study suggests
Thursday, May 12, 2011 - 15:20
in Biology & Nature
A person's vulnerability to nicotine addiction appears to have a genetic basis, at least in part. A region in the midbrain called the habenula (from Latin: small reins) plays a key role in this process. Researchers have also shed light on the mechanism that underlies addiction to nicotine.