eMolecules, Inc. View Institution's Website 1 article published in JoVE Biology Dopamine Release at Individual Presynaptic Terminals Visualized with FFNs Hui Zhang1,2, Niko G. Gubernator3,4, Minerva Yue1, Roland G. W. Staal1, Eugene V. Mosharov1, Daniela Pereira1, Vojtech Balsanek3, Paul A. Vadola3, Bipasha Mukherjee5, Robert H. Edwards5, David Sulzer1,2,6, Dalibor Sames3 1Departments of Neurology, Columbia University, 2Departments of Psychiatry and Pharmacology, Columbia University, 3Department of Chemistry, Columbia University, 4eMolecules, Inc., 5Departments of Neurology and Physiology, University of California School of Medicine, San Francisco, 6Division of Molecular Therapeutics, New York Psychiatric Institute A new means to measure neurotransmission optically using fluorescent dopamine analogs.