Calpain 1 (IMAGE) Neural Regeneration Research Caption Calpain 1 (arrow) was obviously increased in the mouse cochlea following cisplatin injection. Credit <i>Neural Regeneration Research</i> 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.