Direct enumeration of Borrelia-reactive CD4 T cells ex vivo by using MHC class II tetramers.
Meyer AL, Trollmo C, Crawford F, Marrack P, Steere AC, Huber BT, Kappler J, Hafler DA. Direct enumeration of Borrelia-reactive CD4 T cells ex vivo by using MHC class II tetramers. Proc Natl Acad Sci U S A. 2000 Oct 10; 97(21):11433-8.