Paul Gignac (IMAGE) University of Arizona Health Sciences Caption Paul Gignac, PhD, associate professor of cellular and molecular medicine at the UArizona College of Medicine – Tucson, is a member of the Non-Clinical Tomography Users Research Network leadership team. Credit Image courtesy of Paul Gignac. Usage Restrictions Image courtesy of Paul Gignac. License Original 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.