mouse somatosensory cortex (IMAGE) Cold Spring Harbor Laboratory Caption A cross-section of the somatosensory cortex in a young mouse brain. A key receptor protein named mGluR1 (green) is necessary to prime sensory circuits early in life, affecting how the mouse senses the world through touch. Credit Pouchelon lab/Cold Spring Harbor Laboratory Usage Restrictions Attribution required 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.