Hadi Shafiee and Rafael Davalos, Virginia Tech (image) Virginia Tech Share Print E-Mail Caption Hadi Shafiee, left, a Ph.D. candidate in engineering science and mechanics, and Rafael Davalos, assistant professor of biomedical engineering at Virginia Tech, discuss the experimental results of their work, displayed on the two screens. They are developing a unique microsystem that is showing considerable promise for the detection of cancer and for the study of the progression of the disease. Credit Virginia Tech Usage Restrictions Photo maybe be used with reports of Dr. Davalos microsystem research. 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.