1. Biotechnology Laboratory; Post-Graduate Program in Biotechnology; Universidade do Vale do Taquari - UNIVATES; Lajeado RS Brazil
2. Biochemistry Department; Post-Graduate Program in Biological Sciences: Biochemistry; Institute of Basic Health Sciences; Federal University of Rio Grande do Sul; Porto Alegre RS Brazil
3. Department of Animal Production; Post-Graduate Program in Health and Ruminant Production; University of Northern Paraná; Arapongas PR Brazil