[1] Fed Univ Hlth Sci Porto Alegre UFCSPA, PPG Pathol, Sarmento Leite 245, BR-90050170 Porto Alegre, RS, Brazil
[2] Feevale Univ, Inst Hlth Sci, Toxicol Lab, Novo Hamburgo, Brazil
[3] Feevale Univ, Inst Hlth Sci, Cytotox Lab, Novo Hamburgo, Brazil
[4] UFCSPA, Pharmacosci Dept, Porto Alegre, RS, Brazil