1 Laboratory of Microbial Ecology and Technology (LabMET), University of Ghent, 9000 Ghent, Belgium.
2 Department of Civil, Chemical, Environmental and Materials Engineering (DICAM), University of Bologna, 40131 Bologna, Italy.
3 Department of Chemistry, UCBIO-Requimte, Faculty of Science & Technology, New University of Lisbon, 2829-516 Caparica, Portugal.
4 Laboratory of Biochemical Engineering and Environmental Technology, Department of Chemical Engineering (DCE), University of Patras, 265 04 Patras, Greece.
5 Centre for Sustainable Chemical Technologies (CSCT), University of Bath, Bath BA2 7AY, UK.