Ki-67 LI was found to be negatively correlated with rD (r = −0.693, P < 0.001) and rf (r = −0.539, P < 0.001) but had no correlation with rCBF (r = 0.665, P < 0.001) in glioma patients (Figure 3). The gene discussed is MKI67; the disease is central nervous system cancer.