1. Departamento de Engenharia Têxtil. Universidade do Minho, Guimãres, Portugal, Biotechnology Laboratory, Department of Microbiology and Immunology, UBC, Vancouver, V6T 1Z3, Canada
2. CITEVE, V. N. Famalicão, Portugal
3. Biotechnology Laboratory, Department of Microbiology and Immunology, UBC, Vancouver, V6T 1Z3, Canada