PODXL and B-cell chronic lymphocytic leukemia: As expected, in 2 out of 3 patients with B-ALL, malignant B cells expressed higher levels of PCLP1 than normal B cells from the same patient (Figure 1F).The results revealed that PCLP1 expression levels were 3- to 8-fold higher in malignant B cells compared with normal B cells in 2 out of 5 patients diagnosed with FL and 1 out of 3 patients with CLL (Figure 1F and Supplementary Figure 3).