Tumor‐Specific Delivery of CD28 siRNA via Lyso‐PC C‐16 Modified Lipid Nanoparticles Overcomes Anti‐PD‐1 Resistance by Remodeling Tumor Microenvironment. - Chai, Yangyang; Wang, Keyu; Fang, Jiali; Jia, Shaorui; Shi, Yansong; Gao, Wanfeng; Liu, Xinpeng; Li, Jiaqiang; Cui, Zenghui; Qian, Yazhi; Chen, Xiaosu; Ding, Dan; et al. (Advanced Science, 2026)