TAP1 and ovarian cancer: On the other hand, the analysis of dataset GSE26712 and GSE26712 of PrognoScan showed significantly lower OS and DFS of ovarian cancer, for the lower TAP1 mRNA expression (n = 111 and n = 149, respectively) in contrast with the higher levels of counterparts (n= 74 and n = 36, respectively) (Fig. 7E, 7F).