Among these, we found group-specific glycoprotein signatures for cancer (IGHG2, KRT6A, IGLC2, C9, CLCA4, ORM1, HPX, ANXA2P2, HP, A2M, LGALS4) as well as dysplasia (low-grade: COL4A2, PLB1, PRSS2; High-grade: COL4A1, NAALADL1, CAT)—Supplementary Tables S4–S6. Here, C9 is linked to cancer.