Enhanced tumour penetration and prolonged circulation in blood of polyzwitterion–drug conjugates with cell-membrane affinity

Siqin Chen, Yin Zhong, Wufa Fan, Jiajia Xiang, Guowei Wang, Quan Zhou, Jinqiang Wang, Yu Geng, Rui Sun, Zhen Zhang, Ying Piao, Jianguo Wang, Jianyong Zhuo, Hailin Cong, Haiping Jiang, Jun Ling, Zichen Li, Dingding Yang, Xin Yao, Xiao Xu, Zhuxian Zhou, Jianbin Tang, Youqing Shen