CD274 and colorectal carcinoma: Moreover, ZnP@DHA/Pyro‐Fe, loaded with pyropheophorbide‐iron (Pyro‐Fe) and cholesterol derivative of dihydroartemisinin (DHA) induced ferroptosis in CRC, sensitising non‐immunogenic CRC and enhancing the therapeutic effect of anti‐PD‐L1 therapy.104