Wu, Jiajun; Chen, Nanhua; Han, Wei; Cao, Zhen; Deng, Xiaoyu; Wang, Lilin; Yu, Xiuling; Zhou, Zhi; Li, Xiangdong; Shi, Jishu; Tian, Kegong
(2012)
JXA1-P170 is an overattenuated highly pathogenic porcine reproductive and respiratory syndrome virus (HP-PRRSV) that has been passaged in vitro 170 times. Vaccination with JXA1-P170 cannot protect pigs against JXA1 challenge. ...