IL24 and liver cancer: To establish whether VV‐IL‐24 combined with luteolin has a synergistic effect, liver cancer cells were treated with VV‐IL‐24 (0.5 MOI, 1 MOI, 2 MOI, 4 MOI), luteolin (0.625 μg/ml, 1.25 μg/ml, 2.5 μg/ml, 5 μg/ml), or both at a fixed 4:5 proportion for 48 h.