CISH and neoplasm: In the 23 SOCs previously studied by us [10] (Figure 1B), MUC16 expression was observed in 23/23 (100%) tumours, MUC1 in 20/23 (87.0%), and truncated O-glycans expression was present in 18/23 (78.3%) for Tn, 21/23 (91.3%) for STn, and 20/23 (87.0%) for T [10].