We found that 10 genes within the CD8 Tex signature, including CD74, SH3BGRL3, LSP1, LCP2, CORO1A, TPI1, JUN, RAC2, HCLS1 and TOX, were up‐regulated as tumours progressed from normal tissue to early‐ and late‐stage tubo‐ovarian cancer (Figure 5G). Here, HCLS1 is linked to neoplasm.