CDK20 and glioblastoma: Interestingly, CILK1/ICK was found to mediate the effect of CDK20 on ciliogenesis in glioblastoma cells (Yang et al., 2013) and it also regulates the inhibitory effect of fibroblast growth factor on cilia by interacting with FGFR3 (Kunova Bosakova et al., 2019).