Tolerance in TCR/Cognate Antigen Double-TransgenicMice Mediated by Incomplete Thymic Deletion andPeripheral Receptor Downregulation - Clio Mamalaki; Marianna Murdjeva; Mauro Tolaini; Trisha Norton; Phillip Chandler; Alain Townsend; Elizabeth Simpson; Dimitris Kioussis (Clinical and Developmental Immunology)