1. Hospital Universitário Onofre Lopes; Federal University of Rio Grande do Norte; Natal Brazil
2. Department of Integrative Medicine; Federal University of Rio Grande do Norte; Natal Brazil
3. Institute of Tropical Medicine of Rio Grande do Norte; Federal University of Rio Grande do Norte; Natal Brazil
4. Department of Biochemistry; Federal University of Rio Grande do Norte; Natal Brazil
5. National Institute of Science and Technology of Tropical Diseases; Natal Brazil