A brain cell (top) sends dopamine molecules (orange) across a gap to "receptors" (blue) on another cell, generating an electrical signal. Dopamine then is taken back by "transporters" (purple) on the first cell
A brain cell (top) sends dopamine molecules (orange) across a gap to "receptors" (blue) on another cell, generating an electrical signal. Dopamine then is taken back by "transporters" (purple) on the first cell National Institute on Drug Abuse
A brain cell (top) sends dopamine molecules (orange) across a gap to "receptors" (blue) on another cell, generating an electrical signal. Dopamine then is taken back by "transporters" (purple) on the first cell National Institute on Drug Abuse

Politics & Government

Scientists seek to manage dopamine's good and bad sides

October 06, 2009 3:18 PM

  Comments  

Videos