JAK2 and cancer: Consequently, higher CHEK2 and JAK2 expression correlated with better survival among patients with lung squamous cell carcinoma (Fig. 7E), breast cancer (Fig. 7F), rectal adenocarcinoma (Fig. S10B and S10C), ovarian cancer (Fig. S10D and S10E), and several other cancer types (Kaplan–Meier Plotter, http://kmplot.com/analysis).