1. Microbiology Laboratory, Federal Institute of Education, Science and Technology of Pernambuco, Barreiros, Pernambuco, Brazil
2. Central Laboratory of Garanhuns, Laboratory of Biotechnology, Academic Unit of Garanhuns, Federal Rural University of Pernambuco, Garanhuns, Pernambuco, Brazil
3. Laboratory of Enzymology, Department of Health, State University of Feira de Santana, Feira de Santana, Bahia, Brazil
4. Center for Rural Health and Technology, Federal University of Campina Grande, Patos, Paraíba, Brazil