A total of 359 OC tumor tissues were used to show the correlation between expression of MSI1 and PSI value of TACC2-13336-AP (r = 0.6579, P < 0.0001), TACC2-13333-AP (r = − 0.6554, P < 0.0001) (Fig. 8B). Here, TACC2 is linked to neoplasm.