CDK5 and leukemia: Pathway analysis on 419 unique and mappable genes in the “leukemia correlated cluster” showed enrichment of the following pathways: acute phase response signaling, 1D–myo-inositol hexakisphosphate biosynthesis, hepatic fibrosis/hepatic stellate cell activation, CDK5 signaling, and PAK signaling (Additional file 5: Table S1).