Institution: | 1. Department of Biosciences, Durham University, Stockton Road, Durham DH1 3LE, UK;2. Department of Microbiology and Immunology, University of Otago, PO Box 56, Dunedin 9054, New Zealand;3. Genetics Otago, University of Otago, PO Box 56, Dunedin 9054, New Zealand;4. Bio-Protection Research Centre, University of Otago, PO Box 56, Dunedin 9054, New Zealand |