Luteolin and its derivative apigenin suppress the inducible PD-L1 expression to improve anti-tumor immunity in KRAS-mutant lung cancer

Zebo Jiang, Wenjun Wang, Cong Xu, Ya‐Jia Xie, Xuan‐Run Wang, Yizhong Zhang, Jumin Huang, Min Huang, Chun Xie, Pei Liu, Xing‐Xing Fan, Yupo Ma, Peiyu Yan, Liang Liu, Xiaojun Yao, Qibiao Wu, Elaine Lai‐Han Leung