cv777Early studies verified hh enteropathogenicity of the G1a CV777 in nursing ps (Coussement et al., 1982; Pensaert and Martelli, 2016). The S1 of the S protein and the rest ofSixteen cesarean-derived, colostrum-deprived plets were infected oronasally with CV777 coronavirus on the second or third day of life. Two uninfected plets were controls. After an incubation