1. Laboratory of Study and Application of DNA Polymorphisms and Immunology, Department of Pathological Sciences, Biological Sciences Center, State University of Londrina, Pr 445 Km 380 Celso Garcia Cid Highway, Londrina, Paraná, Brazil
2. Cancer Hospital of Londrina, Department of Human Pathology, Clinical Analysis and Toxicology, Health Sciences Center, State University of Londrina, Londrina, Parana, Brazil
3. Department of Biochemistry, Federal University of São João del-Rei, Divinópolis, Minas Gerais, Brazil