DNA-based Tension Probes (image) Emory Health Sciences Share Print E-Mail Caption 'Our premise is that mechanics play a role in almost all biological processes, and with these DNA-based tension probes we're going to uncover, measure and map those forces,' says biomolecular chemist Khalid Salaita. Credit Graphic by Victor Ma. Usage Restrictions None 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.