1. Department of HaematologyUniversity Hospital BaselBasel
2. Blood Transfusion Centre, Swiss Red CrossBasel, Switzerland
3. Blood Transfusion Centre, Swiss Red CrossAarau, Switzerland
4. Blood Transfusion Service, Swiss Red CrossZurich, Switzerland
5. Clinic for Transplant Immunology and Nephrology
6. Institute for PathologyUniversity Hospital BaselBasel Switzerland
7. Immunotherapy Laboratory, Department of BiomedicineUniversity Hospital BaselBasel Switzerland