Serum sample Screening ELISA/*DynaChip CDC cell tray (PBL) Class I / II Class I Class II 07/2009 neg./*neg. neg./*neg. n.d. 10/2009 neg./*neg. neg./*neg. pos. (68% PRA) 01/2010 neg. neg. n.d. 04/2010 neg. neg. n.d. 07/2010 neg. neg. n.d. 10/2010 neg./*neg. neg./*neg. pos. (61% PRA)

Table 1B: Corresponding analyses for anti-HLA antibody screening/specification. neg.: negative; pos.: positive; PRA: Panel Reactive Antibodies (%); n.d.: not done; the CDC-based cell tray analysis was performed during the autumnal screening [i.e. once a year in accordance with the guidelines of the European Federation of Immunogenetics (EFI)] using the samples taken in October 2009 and October 2010; *: additionally performed DynaChip analyses in all cases exhibiting negative results in accordance with the screening ELISA.