McIntyre Infusion (IMAGE) University of Chicago Medical Center Caption Scott McIntyre watches his engineered T cells re-enter his blood stream via an intravenous drip. "This is scary, but exciting," he said at the time. Credit The University of Chicago Medicine 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.