Fig. 1From: The molecular characteristic analysis of PRRSV GSWW/2015 strain and its pathogenicity to pigsIsolation and Identification of PRRSV virus in Marc-145 cells. a showed normal cell; b showed the CPE after inoculation of viral material; c showed the normal cell after incubation with SR30 monoclonal antibody by IFA; d showed the positive results after reaction with SR30 antibody by IFABack to article page