Deutsches Zentrum für Neurodegenerative Erkrankungen e.V. (DZNE) 1 article published in JoVE Neuroscience Fast Micro-iontophoresis of Glutamate and GABA: A Useful Tool to Investigate Synaptic Integration Christina Müller1,2, Stefan Remy1,2 1NRW Research Group 'Dendritic integration in the CNS', Department of Epileptology, University of Bonn, 2Neuronal Networks Group, Deutsches Zentrum für Neurodegenerative Erkrankungen e.V. (DZNE) In this article we introduce fast micro-iontophoresis of neurotransmitters as a technique to investigate integration of postsynaptic signals with high spatial and temporal precision.