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Volume 17, Number 5—May 2011


Molecular Epidemiology of Oropouche Virus, Brazil

Helena Baldez Vasconcelos, Márcio R.T. Nunes, Lívia M.N. Casseb, Valéria L. Carvalho, Eliana V. Pinto da Silva, Mayra Silva, Samir M.M. Casseb, and Pedro F.C. VasconcelosComments to Author 
Author affiliations: Author affiliations: Instituto Evandro Chagas, Ananindeua, Brazil (H. Baldez Vasconcelos, M.R.T. Nunes, L.M.N. Casseb, V.L. Carvalho, E.V. Pinto da Silva, M. Silva, S.M.M. Casseb, P.F.C. Vasconcelos); Universidade do Estado do Pará, Belém, Brazil (P.F.C. Vasconcelos)

Main Article

Table 1

Percentage of genetic divergence between Oropouche virus phylogenetic groups on the basis of the complete N (small RNA) and partial Gn (medium RNA) and L (large RNA) gene sequences, Brazil*

Gene and group
Divergence among genotypes, % Mean of genetic divergence intergroup
N gene
II 3.0 (2.0)
III 4.4 (3.1) 3.0 (2.0)
IV 5.3 (3.6) 5.3 (3.6) 6.8 (3.9)
IV in relation to I, II, and III 5.8 (4.0)
I, II, and III 3.5 (2.3)
I, II, III, and IV

4.6 (3.4)
Gn gene
II 4.5
III 7.2 5.6 (3.8)
III in relation to I and II

5.7 (3.8)
L gene
II 0.8 (0)
II in relation to I 0.5 (0)

*Percentages within parenthesis are the amino acid sequence divergences among Oropouche virus strains.

Main Article