... of glioma 1. 4 Re-defining assay criteria for detecting GPCs 10 1. 5 PLK1 regulation and physiological role 11 1. 5 .1 PLK1 regulation 11 1. 5.2 Physiological role of PLK1 13 1. 5.3 PLK1 and tumors 15 ... 1. 9 34 3.3 PLK1 mRNA expression is elevated in glioma tumors PLK1 over-expression is common in several cancers of the breast 116 , ovaries 117 , prostate 118 and skin 119 In addition, PLK1 protein ... implicated in GPC survival, thus validating our screening method; PI3K/AKT, GSK3, CDK1, and TAK1 inhibitors 114 -11 5 Interestingly, a compound targeting PLK1 emerged, potentially identifying PLK1 as...