Also, immunofluorescence of LAMP1 similarly a diffused cellular distribution of lysosomes in cell lines from leukemia (MV‐4‐11), bladder (J82), and NSCLC (H1781) cancers with FLT3, FGFR, and Her2 tyrosine kinase mutations, respectively (Figure 4G, middle and right panels). This evidence concerns the gene FLT3 and leukemia.