A novel recombinant S-based subunit vaccine induces protective immunity against porcine deltacoronavirus challenge in piglets

Jizong Li, Shuqing Zhao, Baotai Zhang, Jin Huang, Qi Peng, Li Xiao, Xuesong Yuan, Rongli Guo, Jinzhu Zhou, Baochao Fan, Tao Xue, Xuejiao Zhu, Chuanmin Liu, Xing Zhu, Lili Ren, Bin Li