MALAT1 and B-cell chronic lymphocytic leukemia: Finally, we also analyzed previously published microarray data of paired LN or bone marrow (BM) and PB CLL samples39 (CLL#3 series, Table 1), where we found that MALAT1 levels did not change significantly between LN or BM compared to PB (P = 0.097; P = 0.698, respectively) (Supplementary Fig. S8 online).