1. Department of General Biology, Center of Biological Sciences, State University of Londrina, Paraná, Brazil
2. Department of Pathological Sciences, Center of Biological Sciences, State University of Londrina, Paraná, Brazil
3. Department of Microbiology, Center of Biological Sciences, State University of Londrina, Paraná, Brazil
4. Department of Genetics, School of Medicine, Case Western Reserve University, Cleveland, OH, USA