Fluorescent Synapses (IMAGE) University of Würzburg Caption Synapses of brain cells made visible using conventional fluorescence tagging based on antibodies: The pre-synapses (red) and the post-synapses (green) appear slightly out of focus; the synaptic cleft is not fully resolved. Credit (Picture: Franziska Neubert & Soeren Doose) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.