1 Department of Chemical Biology, State Key Laboratory of Elemento-Organic Chemistry, National Engineering Research Center of Pesticide (Tianjin), Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Nankai University, Tianjin 300071, China. zhenxi@nankai.edu.cn.
A flexible DNA junction was designed to assist the construction of stable gene nanoparticles with multiple target gene copies, which can be used as efficient gene cargo with successful expression in eukaryotic cells for gene delivery.