Brazilian Archives of Biology and Technology, Volume: 57, Issue: 5, Pages: 621-629, Published: OCT 2014 Brazilian Archives of Biology and Technology v.57 n.5 2014 Brazilian Archives of Biology and Technology Instituto de Tecnologia do Paraná (Tecpar) instacron:TECPAR Brazilian Archives of Biology and Technology, Vol 57, Iss 5, Pp 621-629 (2014)