The Q653R substitution in the spike protein is associated with attenuation of a GVI-1 infectious bronchitis virus strain.
Yu-Sen Tian
Yuan-Lu Lu
Yi-Ran Zeng
Xiao-Fei Song
Zi-Jian Dai
Bing-Chen Qiao
Xi-Feng Hu
Ni Zhao
Jun Xia
Juan Su
Ji-Hui Ping
Medicine