Magnetic-nano Sensor (IMAGE) Stanford University Caption The magnetic-nano sensor has 64 sensors capable of detecting up to 64 different proteins. In the center of the chip is the well that holds the fluid of interest. The reader that measures the magnetic fields of the sensors is in the background. Thumb and fingers are courtesy of Richard Gaster, M.D./Ph.D. candidate in both bioengineering and the school of medicine. Credit Linda Cicero, Stanford News Service 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.