CDK1 and chronic myelomonocytic leukemia: It has been reported that CDK1 plays an important role in AML (Biggs et al., 2006; Zhang et al., 2008; Radomska et al., 2012; Hedblom et al., 2013) and in chronic myelomonocytic leukemia (CMML) (Xu et al., 2014).