DRB1 Samples n =76 Controls n =75 DPB1 Samples n=48 Controls n = 45 *01 6 (1) 5(1) *01:01 4 2 *15 32 42 *02:01 16 16 *16 02 1 *03:01 1 2 *03 11 5 *04:01 32 24 *04 07 11 *04:02 8 5 *07 12 25 *05:02 2 0 *08 06 5 *09:01 3 6 *09 01 1 *13:01 9 7 *10 14 17 *14:01 3 3 *11 11 12 *15:01 0 3 *12 02 8 *17:01 2 0 *13 18 15 *26:01 5 3 *14 12 8       *13/*14 04 nil       *08/*13 2 nil

Table 4: Frequency of various Class II antigens in the samples; DPB1 allles with a frequency of 1 : *5:01, *06:02, *08:01, *10:01, *11:02, *13:02, *16:01, *23:01, *27:01, *28:01, *32:01,*35:01, *39:01, *46:01, *50:01, *53:01, *66:01, *70:01, *94:01, *96:01, *99:01