MER, also known as RP38, c-Eyk, c-mer, and Tyro12 is considered a proto-oncogene, playing important roles in cell survival, migration and differentiation.369 It was found to be upregulated in leukemia,370 lymphoma,371 colorectal,372 gastric,373 and lung374 cancers. Here, MERTK is linked to leukemia.