MKI67 and neoplasm: The tumor Ki-67 positive rate of SHIFT&DOX was 5.12 ± 0.62%, which was significantly lower than that of the other three groups (TIFT&DOX, lipiodol, and blank with Ki-67 positive rates of 27.28 ± 1.37, 25.39 ± 2.09, 90.58 ± 1.32 percent, respectively; Figure 6D, F).