In contrast, although tumor growth in the oe‐NC + anti‐PD‐L1 antibody group was moderately reduced, the therapeutic effect of anti‐PD‐L1 antibody was diminished in the oe‐UBD overexpression + anti‐PD‐L1 antibody group, and survival was not further extended (Figure 6C). Here, CD274 is linked to neoplasm.