STING and TFEB (IMAGE) University of Pittsburgh Caption When the protein STING (pink) is activated, the transcription factor TFEB (green) is shuttled into the nucleus where it stimulates the production of lysosomes Credit Jay Xiaojun Tan Usage Restrictions For use with release 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.