(A) CDR3 length polymorphism in CD4 T cells of CLL patients expressing TCRBV 2, 3, 4, 5 S1, 6 S1-3, 7, 8, and 9 genes and control donors. Results of five individuals are shown. (B) CDR3 length polymorphism in CD8 T cells of CLL patients expressing TCRBV 2, 3, 4, 5 S1, 6 S1-3, 7, and 8 genes and control donors. Results of five individuals are shown.