TCR-T cell therapy for solid tumors: challenges and emerging solutions - He, Wanjun; Cui, Kai; Farooq, Muhammad Asad; Huang, Na; Zhu, Songshan; Jiang, Dan; Zhang, Xiqian; Chen, Jian; Liu, Yinxia; Xu, Guangxian (Frontiers in Pharmacology, 2025)