Basal Ganglia Neurons (image) University of California - San Diego Share Print E-Mail Caption Basal ganglia neurons (green) feed into the brain and release glutamate (red) and GABA (blue) and sometimes a mix of both neurotransmitters (white). Credit UC San Diego School of Medicine Usage Restrictions Use credit as indicated. Share Print E-Mail 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.