MUC1 and gastric cancer: We checked the effect of the tested compounds in lower doses than IC50 (OM-86II, etoposide, anti-MUC1 antibody, OM-86II + anti-MUC1, etoposide + anti-MUC1) on viability and DNA biosynthesis in gastric cancer cells after 24 and 48 h of incubation (Figure 1 and Figure 2).