FOXP3 and leprosy: Immunostaining in 96 leprosy lesions of different forms (Indeterminate/I, TT, BT, BB, BL, LL), T1R (n = 8) and T2R (n = 2) also found an increment of Foxp3 expression in T1R compared to unreactional lesions (I, BT and LL forms) [17].