Areas of expertise

• Bacteriology 060501
• Microbial Ecology 060504
• Population, Ecological And Evolutionary Genetics 060411
• Host Parasite Interactions 060307
• Phylogeny And Comparative Analysis 060309
• Microbial Genetics 060503

Publications

• Behruznia, M, O'Brien, C & Gordon, D 2022, 'Prevalence, diversity and genetic structure of Escherichia coli isolates from septic tanks', Environmental Microbiology Reports, vol. 14, no. 1, pp. 138-146.
• Denamur, E, Clermont, O, Bonacorsi, S et al. 2021, 'The population genetics of pathogenic Escherichia coli', Nature Reviews Microbiology, vol. 19, pp. 37-54.
• Clermont, O, Condamine, B, Dion, S et al. 2021, 'The E phylogroup of Escherichia coli is highly diverse and mimics the whole E. coli species population structure', Environmental Microbiology, vol. 23, no. 11, pp. 7139-7151.
• Kidsley, A, O'Dea, M, Ebrahimie, E et al. 2020, 'Genomic analysis of fluoroquinolone-susceptible phylogenetic group B2 extraintestinal pathogenic Escherichia coli causing infections in cats', Veterinary Microbiology: an International journal, vol. 245, pp. 7pp.
• Touchon, M, Perrin, A, de Sousa, J et al 2020, 'Phylogenetic background and habitat drive the genetic diversification of Escherichia coli', PLoS Genetics, vol. 16, no. 6, pp. e1008866.
• Kidsley, A, O'Dea, M, Saputra, S et al. 2020, 'Genomic analysis of phylogenetic group B2 extraintestinal pathogenic E. coli causing infections in dogs in Australia', Veterinary Microbiology: an International journal, vol. 248, pp. 1-7.
• Kidsley, A, White, R, Beatson, S et al. 2020, 'Companion Animals are Spillover Hosts of the Multidrug-Resistant Human Extraintestinal Escherichia coli Pandemic Clones ST131 and ST1193', Frontiers in Microbiology, vol. 11, no. 1968, pp. 1-10.
• Bourne, J, Chong, W & Gordon, D 2019, 'Genetic structure, antimicrobial resistance and frequency of human associated Escherichia coli sequence types among faecal isolates from healthy dogs and cats living in Canberra, Australia', PLOS ONE (Public Library of Science), vol. 14, no. 3, pp. e0212867.
• Nanayakkara, B, O'Brien, C & Gordon, D 2019, 'Diversity and distribution of Klebsiella capsules in Escherichia coli', Environmental Microbiology Reports, vol. 11, no. 2, pp. 107-117.
• Clermont, O, Dixit, O, Vangchhia, B et al. 2019, 'Characterization and rapid identiï¬?cation of phylogroup G in Escherichia coli, a lineage with high virulence and antibiotic resistance potential', Environmental Microbiology, vol. 21, no. 8, pp. 3107-3117.
• Nanayakkara, B, O'Brien, C & Gordon, D 2019, 'Phenotypic characteristics contributing to the enhanced growth of Escherichia coli bloom strains', Environmental Microbiology Reports, vol. 11, no. 6, pp. 817-824.
• Dixit, O, O'Brien, C, Pavli, P et al. 2018, 'Withinâ€?host evolution versus immigration as a determinant of Escherichia coli diversity in the human gastrointestinal tract', Environmental Microbiology, vol. 20, no. 3, pp. 993-1001pp.
• Vangchhia, B, Blyton, M, Collignon, P et al 2018, 'Factors affecting the presence, genetic diversity and antimicrobial sensitivity of Escherichia coli in poultry meat samples collected from Canberra, Australia', Environmental Microbiology, vol. 20, no. 4, pp. 1350-1361.
• Abraham, S, Kirkwood, R, Laird, T et al 2018, 'Dissemination and persistence of extended-spectrum cephalosporin- resistance encoding IncI1-blaCTXM-1 plasmid among Escherichia coli in pigs', The ISME Journal: multidisciplinary journal of microbial ecology, vol. 12, pp. 2352-2362pp.
• Blyton, M & Gordon, D 2017, 'Genetic Attributes of E. coli Isolates from Chlorinated Drinking Water', PLOS ONE (Public Library of Science), vol. 12, no. 1, pp. e0169445-e0169445.
• Johnson, J, Johnston, B & Gordon, D 2017, 'Rapid and Specific Detection of the Escherichia coli Sequence Type 648 Complex within Phylogroup F', Journal of Clinical Microbiology, vol. 55, no. 4, pp. 1116-1121pp.
• Gordon, D, Geyik, S, Clermont, O et al 2017, 'Fine-Scale Structure Analysis Shows Epidemic Patterns of Clonal Complex 95, a Cosmopolitan Escherichia coli Lineage Responsible for Extraintestinal Infection', mSphere, vol. 2, no. 3, pp. 15pp..
• O'Brien, C, Bringer, M, Holt, K et al 2017, 'Comparative genomics of Crohn's disease-associated adherent-invasive Escherichia coli', Gut, vol. 66, no. 8, pp. 1382-1389.
• Gordon, D 2016, 'The Natural History of Bacteriocins', in Robert L. Dorit, Sandra M. Roy and Margaret A. Riley (ed.), The Bacteriocins: Current Knowledge and Future Prospects, Caister Academic Press, Norfolk, UK, pp. 1-9.
• Barron Pastor, H & Gordon, D 2016, 'Effects of dispersal limitation in the face of intense selection via dietary intervention on the faecal microbiota of rats', Environmental Microbiology Reports, vol. 8, no. 2, pp. 187-195.
• Power, M, Samuel, A, Smith, J et al. 2016, 'Escherichia coli out in the cold: Dissemination of human-derived bacteria into the Antarctic microbiome', Environmental Pollution, vol. 215, pp. 58-65.
• Vangchhia, B, Abraham, S, Bell, J et al 2016, 'Phylogenetic diversity, antimicrobial susceptibility and virulence characteristics of phylogroup F Escherichia coli in Australia', Microbiology (UK), vol. 162, no. 11, pp. 1904-1912.
• Guo, S, Wakeham, D, Brouwers, H et al 2015, 'Human-associated fluoroquinolone-resistant Escherichia coli clonal lineages, including ST354, isolated from canine feces and extraintestinal infections in Australia', Microbes and Infection, vol. 17, no. 4, pp. 266-274.
• Clermont, O, Gordon, D & Denamur, E 2015, 'Guide to the various phylogenetic classification schemes for Escherichia coli and the correspondence among schemes', Microbiology (UK), vol. 161, pp. 980-988.
• Blyton, M, Pi, H, Vangchhia, B et al 2015, 'Genetic Structure and Antimicrobial Resistance of Escherichia coli and Cryptic Clades in Birds with Diverse Human Associations', Applied and Environmental Microbiology, vol. 81, no. 15, pp. 5123-5133.
• Gordon, D, O'Brien, C & Pavli, P 2015, 'Escherichia coli diversity in the lower intestinal tract of humans', Environmental Microbiology Reports, vol. 7, no. 4, pp. 642-648.
• Parsons, S, Bull, C & Gordon, D 2015, 'Spatial Variation and Survival of Salmonella enterica Subspecies in a Population of Australian Sleepy Lizards (Tiliqua rugosa)', Applied and Environmental Microbiology, vol. 81, no. 17, pp. 5804-5811.
• Leu, A, Pavli, P, Gordon, D et al 2015, 'Relative abundance of Mycobacterium in ovine Johne's disease', Microbiology Australia, vol. 36, no. 1, pp. 32-36.
• Abraham, S, Jordan, D, Wong, H et al 2015, 'First detection of extended-spectrum cephalosporin- and fluoroquinolone-resistant Escherichia coli in Australian food-producing animals', Journal of Global Antimicrobial Resistance, vol. 3, no. 4, pp. 273-277.
• Blyton, M, Herawati, N, O'Brien, C et al 2015, 'Host litter-associated gut dynamics affect Escherichia coli abundance and adhesion genotype in rats', Environmental Microbiology Reports, vol. 7, no. 3, pp. 583-589.
• Clermont, O, Christenson, J, Daubie, A et al 2014, 'Development of an allele-specific PCR for Escherichia coli B2 sub-typing, a rapid and easy to perform substitute of multilocus sequence typing', Journal of Microbiological Methods, vol. 101, pp. 24-27.
• Blyton, M, Banks, S, Peakall, R et al. 2014, 'Not all types of host contacts are equal when it comes to E. coli transmission', Ecology Letters, vol. 17, no. 8, pp. 970-978.
• Abraham, S, Trott, D, Jordan, D et al 2014, 'Phylogenetic and molecular insights into the evolution of multidrug-resistant porcine enterotoxigenic Escherichia coli in Australia', International Journal of Antimicrobial Agents, vol. 44, no. 2, pp. 105-111.
• O'Brien, C, Pavli, P, Gordon, D et al 2014, 'Detection of bacterial DNA in lymph nodes of Crohn's disease patients using high throughput sequencing', Gut, vol. 63, no. 10, pp. 1596-1606.
• Blyton, M, Cornall, S, Kennedy, K et al 2014, 'Sex-dependent competitive dominance of phylogenetic group B2 Escherichia coli strains within human hosts', Environmental Microbiology Reports, vol. 6, no. 6, pp. 605-610.
• Clermont, O, Christenson, J, Denamur, E et al 2013, 'The Clermont Escherichia coli phylo-typing method revisited: Improvement of specificity and detection of new phylo-groups', Environmental Microbiology Reports, vol. 5, no. 1, pp. 58-65.
• Blyton, M, Banks, S, Peakall, R et al. 2013, 'High temporal variability in commensal Escherichia coli strain communities of a herbivorous marsupial', Environmental Microbiology, vol. 15, no. 8, pp. 2162-2172.
• Blyton, M, Banks, S, Peakall, R et al. 2013, 'Functional genotypes are associated with commensal Escherichia coli strain abundance within-host individuals and populations', Molecular Ecology, vol. 22, no. 15, pp. 4112-4122.
• Gordon, D 2013, 'The ecology of Escherichia coli', in Michael S. Donnenberg (ed.), Escherichia coli: Pathogenesis and Pathotypes, Elsevier, Amsterdam, pp. 3-20.
• Kluytmans, J, Overdevest, I, Willemsen, I et al 2013, 'Extended-Spectrum β-Lactamase-Producing Escherichia coli From Retail Chicken Meat and Humans: Comparison of Strains, Plasmids, Resistance Genes, and Virulence Factors', Clinical Infectious Diseases, vol. 56, no. 4, pp. 478-487.
• Abraham, S, Abraham, S, Gordon, D et al 2012, 'Molecular characterization of commensal Escherichia coli adapted to different compartments of the porcine gastrointestinal tract', Applied and Environmental Microbiology, vol. 78, no. 19, pp. 6799-6803.
• Bull, C, Godfrey, S & Gordon, D 2012, 'Social networks and the spread of Salmonella in a sleepy lizard population', Molecular Ecology, vol. 21, no. 17, pp. 4386-4392.
• Snyder, E, Gordon, D & Stoebel, D 2012, 'Escherichia coli Lacking RpoS Are Rare in Natural Populations of Non-Pathogens', G3: Genes, Genomes, Genetics, vol. 2, no. 11, pp. 1341-1344.
• O'Brien, C & Gordon, D 2011, 'Effect of diet and gut dynamics on the establishment and persistence of Escherichia coli', Microbiology (UK), vol. 157, pp. 1375-1384.
• Luo, C, Walk, S, Gordon, D et al 2011, 'Genome sequencing of environmental Escherichia coli expands understanding of the ecology and speciation of the model bacterial species', PNAS - Proceedings of the National Academy of Sciences of the United States of America, vol. 108, no. 17, pp. 7200-7205.
• Parsons, S, Bull, C & Gordon, D 2011, 'Substructure within Salmonella enterica subsp enterica Isolates from Australian Wildlife', Applied and Environmental Microbiology, vol. 77, no. 9, pp. 3151-3153.
• Ingle, D, Clermont, O, Skurnik, D et al 2011, 'Biofilm Formation by and Thermal Niche and Virulence Characteristics of Escherichia spp.', Applied and Environmental Microbiology, vol. 77, no. 8, pp. 2695-2700.
• Clermont, O, Gordon, D, Brisse, S et al 2011, 'Characterization of the cryptic Escherichia lineages: Rapid identification and prevalence', Environmental Microbiology, vol. 13, no. 9, pp. 2468-2477.
• Alm, E, Walk, S & Gordon, D 2011, 'The niche of Escherichia coli', in Seth T. Walk and Peter C.H. Feng (ed.), Population Genetics of Bacteria: A Tribute to Thomas S. Whittam, ASM Press, United States of America, pp. 69-89.
• Johnson, J, Menard, M, Lauderdale, T et al 2011, 'Global Distribution and Epidemiologic Associations of Escherichia coli Clonal Group A, 1998-2007', Emerging Infectious Diseases, vol. 17, no. 11, pp. 2001-2009.
• Gordon, D 2004, 'The influence of ecological factors on the distribution and the genetic structure of Escherichia coli', EcoSal Plus, vol. 1, no. 1, pp. 1-13.
• Gordon, D, Riley, M & Pinou, T 1998, 'Temporal changes in the frequency of colicinogeny in Escherichia coli from house mice', Microbiology (UK), vol. 144, no. 8, pp. 2233-2240.
• Parsons, S, Bull, C & Gordon, D 2010, 'Low prevalence of Salmonella enterica in Australian wildlife', Environmental Microbiology Reports, vol. 2, no. 5, pp. 657-659.
• Gordon, D 2010, 'Strain Typing and the Ecological Structure of Escherichia coli', AOAC International Journal, vol. 93, no. 3, pp. 974-984.
• Oaks, J, Besser, T, Walk, S et al 2010, 'Escherichia albertii in Wild and Domestic Birds', Emerging Infectious Diseases, vol. 16, no. 4, pp. 638-646.
• Gordon, D 2009, 'The potential of bacteriocin-producing probiotics and associated caveats', Future Microbiology, vol. 4, no. 8, pp. 941-943.
• Walk, S, Alm, E, Gordon, D et al 2009, 'Cryptic Lineages of the Genus Escherichia', Applied and Environmental Microbiology, vol. 75, no. 20, pp. 6534-6544.
• Christenson, J & Gordon, D 2009, 'Evolution of colicin BM plasmids: the loss of the colicin B activity gene', Microbiology (UK), vol. 155, pp. 1645-1655.
• Gordon, D, Clermont, O, Tolley, H et al 2008, 'Assigning Escherichia coli strains to phylogenetic groups: multi-locus sequence typing versus the PCR triplex method', Environmental Microbiology, vol. 10, no. 10, pp. 2484-2496.
• Clermont, O, Lescat, M, O'Brien, C et al 2008, 'Evidence for a human-specific Escherichia coli clone', Environmental Microbiology, vol. 10, no. 4, pp. 1000-1006.
• Barnes, B, Sidhu, H & Gordon, D 2007, 'Host gastro-intestinal dynamics and the frequency of colicin production by Escherichia coli', Microbiology (UK), vol. 153, pp. 2823-2827.
• Gordon, D, Oliver, E & Littlefield, J 2007, 'The Diversity of Bacteriocins in Gram-Negative Bacteria', in M.A. Riley, M.A. Chavan (ed.), Bacteriocins: Ecology and Evolution, Springer, New York, pp. 5-18.
• Jeziorowski, A & Gordon, D 2007, 'Evolution of Microcin V and Colicin Ia Plasmids in Escherichia coli', Journal of Bacteriology, vol. 189, no. 19, pp. 7045-7052.
• Power, M, Ferrari, B, Littlefield, J et al. 2006, 'A Naturally Occurring Novel Allele of Escherichia coli Outer Membrane Protein A Reduces Sensitivity to Bacteriophage', Applied and Environmental Microbiology, vol. 72, no. 12, pp. 7930-7932.
• Gordon, D & O'Brien, C 2006, 'Bacteriocin diversity and the frequency of multiple bacteriocin production in Escherichia coli', Microbiology (UK), vol. 152, pp. 3239-3244.
• Power, M, Littlefield, J, Gordon, D et al. 2005, 'Phenotypic and genotypic characterization of encapsulated Escherichia coli isolated from blooms in two Australian lakes', Environmental Microbiology, vol. 7, no. 5, pp. 631-640.
• Gordon, D, Stern, S & Collignon, P 2005, 'Influence of the age and sex of human hosts on the distribution of Escherichia coli ECOR groups and virulence traits', Microbiology (UK), vol. 151, pp. 15-23.
• Sherley, M, Gordon, D & Collignon, P 2004, 'Evolution of multi-resistance plasmids in Australian clinical isolates of Escherichia coli', Microbiology (UK), vol. 150, pp. 1539-1546.
• Barnes, S & Gordon, D 2004, 'Coliform dynamics and the implications for source tracking', Environmental Microbiology, vol. 6, no. 5, pp. 501-509.
• Dixit, S, Gordon, D, Wu, X et al 2004, 'Diversity analysis of commensal porcine Escherichia coli - associations between genotypes and habitat in the porcine gastrointestinal tract', Microbiology (UK), vol. 150, pp. 1735-1740.
• Gordon, D & Cowling, A 2003, 'The distribution and genetic structure of Escherichia coli in Australian vertebrates: host and geographic effects', Microbiology (UK), vol. 149, pp. 3575-3586.
• Wertz, J, Goldstone, C, Gordon, D et al 2003, 'A molecular phylogeny of enteric bacteria and implications for a bacterial species concept', Journal of Evolutionary Biology, vol. 16, pp. 1236-1248.
• Okada, S & Gordon, D 2003, 'Genetic and Ecological Structure of Hafnia alvei in Australia', Systematic and Applied Microbiology, vol. 26, pp. 585-594.
• Sherley, M, Gordon, D & Collignon, P 2003, 'Species differences in plasmid carriage in the Enterobacteriaceae', Plasmid, vol. 49, pp. 79-85.
• Riley, M, Goldstone, C, Wertz, J et al 2003, 'A phylogenetic approach to assessing the targets of microbial warfare', Journal of Evolutionary Biology, vol. 16, pp. 690-697.
• Gordon, D, Bauer, S & Johnson, J 2002, 'The genetic structure of Escherichia coli populations in primary and secondary habitats', Microbiology (UK), vol. 148, pp. 1513-1522.
• Davis, S & Gordon, D 2002, 'The influence of host dynamics on the clonal composition of Escherichia coli populations', Environmental Microbiology, vol. 4, no. 5, pp. 306-313.
• Gordon, D 2001, 'Geographical structure and host specificity in bacteria and the implications for tracing the source of coliform contamination', Microbiology (UK), vol. 147, pp. 1079-1085.
• Okada, S & Gordon, D 2001, 'Host and geographical factors influence the thermal niche of enteric bacteria isolated from native Australian mammals', Molecular Ecology, vol. 10, pp. 2499-2513.
• Sherley, M, Gordon, D & Collignon, P 2000, 'Variations in antibiotic resistance profile in Enterobacteriaceae isolated from wild Australian mammals', Environmental Microbiology, vol. 2, no. 6, pp. 620-631.
• Gordon, D & Riley, M 1999, 'A theoretical and empirical investigation of the invasion dynamics of colicinogeny', Microbiology (UK), vol. 145, pp. 655-661.
• Gordon, D & Lee, J 1999, 'The genetic structure of enteric bacteria from Australian mammals', Microbiology (UK), vol. 145, pp. 2673-2682.
• Gordon, D & FitzGibbon, F 1999, 'The distribution of enteric bacteria from Australian mammals: host and geographical effects', Microbiology (UK), vol. 145, pp. 2663-2671.
• Riley, M & Gordon, D 1999, 'The ecological role of bacteriocins in bacterial competition', Trends in Microbiology, vol. 7, no. 3, pp. 129-133.
• Heinrich, K, Gordon, D, Ryder, M et al 1999, 'A rhizopine strain of Sinorhizobium meliloti remains at a competitive nodulation advantage after an extended period in the soil', Soil Biology and Biochemistry, vol. 31, pp. 1063-1065.

Projects and Grants

Grants information is drawn from ARIES. To add or update Projects or Grants information please contact your College Research Office.

• Management of Environmental E. coli (Primary Investigator)
• Who drives parasite spread through social networks: lessons from lizards (Secondary Investigator)
• E. coli as an indicator of faecal contamination in the Australian context (Primary Investigator)
• Parasite transmission through social networks in the pygmy bluetongue lizard (Primary Investigator)
• Parasite transmission through social networks in the sleepy lizard (Primary Investigator)
• Phylogenetic characterization of Escherichia coli in Crohn’s disease (Secondary Investigator)
• Research Testing Services for Seqwater (Primary Investigator)