Locus of Arousal (IMAGE) Picower Institute at MIT Caption Confocal microscopy image of the locus coeruleus region of the mouse brain displaying noradrenergic neurons in red and GABAergic neurons in cyan. A noradrenergic neuron recorded in the study is highlighted in white. Credit Breton-Provencher, et. al. Usage Restrictions with credit 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.