Easy Identification of Antibodies to High-Prevalence Scianna Antigens and Detection of Admixed Allo-Antibodies Using Soluble Recombinant Scianna Protein

¹Institute Springe, German Red Cross Blood Service NSTOB, Springe, Germany; ²Institute for Transfusion Medicine, Hannover Medical School, Hannover, Germany; ³Institute for Transfusion Medicine, German Red Cross Blood Donor Service Baden-Württemberg - Hessen, and University Hospital Ulm, Ulm, Germany