Acknowledgements
We gratefully acknowledge the voluntary donations of peripheral blood and leukapheresis samples used in this study. This study was supported by the staff of the Scottish National Blood Transfusion Service (SNBTS) Clinical Apheresis Unit, Aberdeen and medical colleagues at the New Zealand Blood Transfusion Service for collection of the donor leukapheresis material for the second iteration of the EBV-T cell bank. This work was supported by a Wellcome Trust Translational Award. The ongoing operation of the UK EBV-specific T cell bank is supported by cost-recovery fees and supported by SNBTS.