Interestingly, the expression of C/EBPα‐p30 was downregulated in cell lines including THP‐1, U937, and primary AML cells (#1, #39), however, it mildly decreased in t(8;21) AML, such as Kasumi‐1 and SKNO‐1 (Figure 2F,G). This evidence concerns the gene CEBPA and acute myeloid leukemia.