Illustration (IMAGE) American Institute of Physics Caption Illustration of ultrasound-induced microbubble (MB) rupture causing temporary pores in cell membranes, which enables entry of soluble molecules such as trehalose (not to scale). Credit Jonathan A Kopechek Usage Restrictions Journalists may use this image only with appropriate 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.