Chitin and chitosan produced by Mucoralean fungi using a new economic medium corn steep

1 UFPB Deptement of Fisiology and Pathology, Cidade Universitaria s/n CEP 58059-900, Joao PessoaPB, Brazil 2 NPCIAMB. Nucleus of Research in Environmental Science, Rua Nunes Machado no42, CEP: 50050-590, Recife, PE, Brazil 3 UFPB. Pos-graduation in Development and Environment, Cidade Universitaria s/n CEP 58059-900, Joao Pessoa, PB, Brazil 4 UFPE. Pos-graduation in Fungi Biology, Av. Prof. Moraes Rego, 1235 Cidade Universitaria, CEP: 50670-901, Recife, PE, Brazil 5 UFRPE, Pos-graduation in Science Soil, Rua Dom Manuel Medeiros, s/n Dois Irmaos, CEP 52171-900, Recife, PE, Brazil 6 UFRPE. Dept of Agronomy Rua Dom Manuel Medeiros, s/n Dois Irmaos, CEP 52171-900, Recife, PE, Brazil 7 UNICAP, Dept of Science and Technology Rua Nunes Machado no42, CEP: 50050-590, Recife, PE, Brazil