This time last year, Mathieu Spriet, associate professor of Surgical and Radiological Sciences at UC Davis, had an idea for a PET scan unit that could image racehorses standing up, but at that time, the project didn't have funding, the technology hadn't been developed, and no one knew for certain whether it would even work. One year later, and the physical manifestation of Spriet's dream--the Longmile Positron Emission Tomography (MILE-PET) Scan machine--has not only been at Santa Anita for three months already, but the findings from the initial set of...