WNK2 and cancer: Twenty signaling pathways, including ferroptosis, glutathione metabolism and cancer, were associated with the upregulated DEGs and 12 signaling pathways, including protein digestion and absorption, the Notch signaling pathway, Th1 and Th2 cell differentiation and the Mitogen-activated protein kinase (MAPK) signaling pathway, were associated with the downregulated DEGs.