Interestingly, in REH (B-ALL) cells, we have found low expression of CBS and CTH (Figure 2, Figure 3, Figure 6A,B and Figure 7A,B), but high expression of MPST and TST (Figure 2, Figure 3, Figure 4A,B and Figure 5A,B). The gene discussed is CTH; the disease is acute lymphoblastic leukemia.