TG and B-cell chronic lymphocytic leukemia: It is noteworthy that the HCDR3 average length of the Traf2DNxBCL2-tg+/+ UM-CLL/SLL clones (11.18 ± 2.9 AAs) is similar to the HCDR3 average length of the UM-CLL clones from the Eμ-TCL-1-tg mice [11.6 ± 2.3 AAs (28) and 10.6 ± 2.4 AAs (31)] and from the IgH-TEμ mice [11.4 ± 2.32 (45)].