Finally, VHSM7.a2psi.88 (IGHV14) is rarely or not found in BALB/c and C57BL/6 strains (33), but it was found in 15% of the expanded CLL/SLL clones and in 8.9% of all Traf2DNxBCL2-tg+/+ B cell clones (P<0.0001) (Table 2). Here, TG is linked to B-cell chronic lymphocytic leukemia.