LRRFIP1 and myelodysplastic syndrome: In our previous work, we defined six genes (ABAT, DAPP1, FADD, LRRFIP1, PLBD1, and SMPD3) as CIMP (the CpG island methylator phenotype) markers of MDS, which suggests a non-invasive approach for the diagnosis and prognosis of MDS (11).