Department of Biotechnology, Aalborg University, Sohngaardsholmsvej 49, DK-9000 Aalborg, Denmark. rm@bio.auc.dk|Department of Biotechnology, Aalborg University, Sohngaardsholmsvej 49, DK-9000 Aalborg, Denmark. rm@bio.auc.dk|Department of Biotechnology, Aalborg University, Sohngaardsholmsvej 49, DK-9000 Aalborg, Denmark. rm@bio.auc.dk|Department of Biotechnology, Aalborg University, Sohngaardsholmsvej 49, DK-9000 Aalborg, Denmark. rm@bio.auc.dk