[1] Inst Pesquisas Vet Desiderio Finamor, Lab Virol, FEPAGRO Saude Anim, Eldorado Do Sul, RS, Brazil
[2] Univ Fed Rio Grande do Sul, Dept Microbiol Imunol & Parasitol, Virol Lab, BR-90610000 Porto Alegre, RS, Brazil
[3] Univ Republ UdelaR, Fac Med, Dept Desarrollo Biotecnol, Lab Carbohidratos & Glicoconjugados, Ave Alfredo Navarro 3051, Montevideo 11600, Uruguay
[4] Univ Republ UdelaR, Fac Ciencias Quim, Catedra Inmunol, Dept Biociencias, Ave Alfredo Navarro 3051, Montevideo 11600, Uruguay
[5] Univ Fed Rio Grande do Sul, Ctr Biotecnol, Lab Fisiol Vegetal, BR-90610000 Porto Alegre, RS, Brazil
[6] Univ Fed Rio Grande do Sul, Dept Bot, BR-90610000 Porto Alegre, RS, Brazil
[7] Univ Fed Rio Grande do Sul, Fac Farm, Ave Ipiranga 2752, BR-90610000 Porto Alegre, RS, Brazil