Erin Cross, Seattle Children's (IMAGE) Seattle Children's Caption Erin Cross, 7, is one patient who experienced the power of T-cell immunotherapy after traveling to Seattle from her hometown of Chester, England, to receive the experimental therapy. Now, a year later, Erin is still in remission. Credit Seattle Children's Usage Restrictions With Seattle Children's permission only. 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.