1. Biotechnology Research Centre, La Trobe University, Bendigo, Victoria 3552, Australia
2. Institut für Angewandte Mikrobiologie, Justus-Liebig-Universität, Giessen D35390, Germany
3. Faculty of Science and Technology, Griffith University, Nathan, Brisbane, Queensland 4111, Australia
4. Microbiology Dept, Austin and Repatriation Hospital, Melbourne, Victoria, Australia