1. Laboratory of Microbiology; Wageningen University; Stippeneng 4, 6708 WE Wageningen The Netherlands
2. Instituto de Tecnologia Quimica e Biologica António Xavier; Universidade Nova de Lisboa; Av. da Republica-EAN, 2780-157 Oeiras Portugal
3. Laboratory of Biochemistry; Wageningen University; Stippeneng 4, 6708 WE Wageningen The Netherlands
4. CEB-Centre of Biological Engineering; University of Minho; Campus de Gualtar, 4710-057 Braga Portugal