Chad Borges, Arizona State University (IMAGE) Arizona State University Caption Biodesign colleague Chad Borges loads a sample into a mass spectrometer. Mass spectrometers are used not only to identify new diabetes biomarkers and their functional states, but also to measure the quantity of particular proteins. Credit Tim Trumble 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.