Over the past century, the most reliable method of diagnosing diseases has been the microscopic visualization of thinly sectioned tissues mounted on glass slides. This practice of histopathology is universally accepted as a gold-standard diagnostic method. However, preparing histology slides from freshly excised tissues is labour intensive and time-consuming, where time is of the essence.  Now, researchers at the University of Washington, Memorial Sloan Kettering, … Continue reading Pen-sized microscope which identifies cancer cells in the operating room, out of animal studies.