1. a BioLocus A/S , Agern Alle 3, DK 2970 Hørsholm , Denmark
2. b Department of Microbiology , University of Copenhagen , Sølvgade 83H, DK-1307 Copenhagen , Denmark
3. c Department of Genetics and Microbiology , University of Copenhagen , Thorvaldsensvej 40.2.2, DK-2000 Frederiksberg , Denmark