Shear-Activated, Drug-Delivering Nanotherapeutic (image) Wyss Institute for Biologically Inspired Engineering at Harvard Share Print E-Mail Caption The shear-activated nanotherapeutic breaks apart and releases its drug when it encounters regions of vascular narrowing. Credit Wyss Institute Usage Restrictions Credit must be given to the Wyss Institute. Share Print E-Mail 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.