CD4 and Behcet disease: In SP, the BD mice showed significantly lower frequencies than Nor or BDN mice (Nor versus BDN versus BD (%): Tim-1+, 21.3 ± 6.5 (n = 6) versus 18.3 ± 8.5 (n = 10) versus 12.2 ± 5.9 (n = 10), Nor versus BD P = 0.006, BDN versus BD P = 0.04; CD4+Tim-1+, 3.1 ± 1.6 (n = 6) versus 1.9 ± 1.0 (n = 8) versus 1.7 ± 0.5 (n = 8), Nor versus BD P = 0.02, BDN versus BD P = 0.35).