1. Department of Chemistry and Biotechnology; Faculty of Science, Engineering & Technology; Swinburne University of Technology; Melbourne Vic. 3122 Australia
2. Marine Microbiology Research Group; Department of Biology; University of Bergen; Thormøhlensgate 53B 5020 Bergen Norway
3. Australian Institute of Marine Science; PMB No. 3 Townsville MC Qld. 4810 Australia
4. School of BioSciences; The University of Melbourne; Parkville Vic. 3010 Australia