Science image (IMAGE) Salk Institute Caption Inhibitory neuron cell bodies (red) in the brainstem with their axonal projections (green) onto the cuneate cells (blue) that transmit touch information. This circuit regulates information conveyed by touch receptors in the hands as it enters the brain. Credit Salk Institute Usage Restrictions with credit and related coverage. License Original 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.