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2026 Journal Article NeuO-mediated O-acetylation of uropathogenic Escherichia coli K1 capsule enhances resistance to phage and neutrophil killingWalker, Lachlan L., Nhu, Nguyen Thi Khanh, Lian, Zheng Jie, Peters, Kate M., Monteleone, Mercedes, Connolly, James P. R., Walker, Mark J., Forde, Brian M., Schroder, Kate, Sweet, Matthew J., Phan, Minh-Duy and Schembri, Mark A. (2026). NeuO-mediated O-acetylation of uropathogenic Escherichia coli K1 capsule enhances resistance to phage and neutrophil killing. Journal of Bacteriology, 208 (3) e00610-25, 1-13. doi: 10.1128/jb.00610-25 |
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2026 Journal Article Acquisition of toxin-encoding lysogenic bacteriophage elements enhances the virulence of pandemic Streptococcus pyogenes M1 UKDíaz, Juan Manuel, Wells, Jasmine E. J., Marple, Amanda C., Shannon, Blake A., Rishi, Aanchal, Martin, Irene, McGeer, Allison, Croxen, Matthew A., Tyrrell, Gregory J., Walker, Mark J., Brouwer, Stephan and McCormick, John K. (2026). Acquisition of toxin-encoding lysogenic bacteriophage elements enhances the virulence of pandemic Streptococcus pyogenes M1 UK. Infection and Immunity, 94 (3). doi: 10.1128/iai.00503-25 |
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2026 Journal Article Tracing the recent evolution of Group A Streptococcus M1 serotypeBertolla, Olivia M., Walker, Mark J. and Brouwer, Stephan (2026). Tracing the recent evolution of Group A Streptococcus M1 serotype. Emerging Microbes and Infections, 15 (1) 2623691. doi: 10.1080/22221751.2026.2623691 |
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2025 Journal Article Group A Streptococcus interacts with glycosaminoglycans via M proteins to modulate bacterial adherence in vitroMcEwan, Tahnee B.‐D., De Oliveira, David M. P., Stares, Emily K., Hartley‐Tassell, Lauren E., Day, Christopher J., Walker, Mark J., Jennings, Michael P., Sluyter, Ronald and Sanderson‐Smith, Martina L. (2025). Group A Streptococcus interacts with glycosaminoglycans via M proteins to modulate bacterial adherence in vitro. The FEBS Journal, 292 (20), 5540-5562. doi: 10.1111/febs.70167 |
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2025 Journal Article A rapid molecular detection tool for toxigenic M1UK Streptococcus pyogenesBrouwer, Stephan, Das, Swairindhree, Hayes, Andrew J., Bertolla, Olivia M., Davies, Mark R., Walker, Mark J., Whiley, David M., Irwin, Adam D. and Tickner, Jacob A. (2025). A rapid molecular detection tool for toxigenic M1UK Streptococcus pyogenes. The Journal of Infectious Diseases, 231 (2), e375-e384. doi: 10.1093/infdis/jiae437 |
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2025 Journal Article Characterization of a novel covS SNP identified in Australian group A Streptococcus isolates derived from the M1 UK lineageRichter, Johanna, Cork, Amanda J., Ong, Yvette, Keller, Nadia, Hayes, Andrew J., Schembri, Mark A., Jennison, Amy V., Davies, Mark R., Schroder, Kate, Walker, Mark J. and Brouwer, Stephan (2025). Characterization of a novel covS SNP identified in Australian group A Streptococcus isolates derived from the M1 UK lineage. mBio, 16 (2) e0336624, e0336624. doi: 10.1128/mbio.03366-24 |
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2024 Journal Article Streptococcus pyogenes pharyngitis elicits diverse antibody responses to key vaccine antigens influenced by the imprint of past infectionsOsowicki, Joshua, Frost, Hannah R., Azzopardi, Kristy I., Whitcombe, Alana L., McGregor, Reuben, Carlton, Lauren H., Baker, Ciara, Fabri, Loraine, Pandey, Manisha, Good, Michael F., Carapetis, Jonathan R., Walker, Mark J., Smeesters, Pierre R., Licciardi, Paul V., Moreland, Nicole J., Hill, Danika L. and Steer, Andrew C. (2024). Streptococcus pyogenes pharyngitis elicits diverse antibody responses to key vaccine antigens influenced by the imprint of past infections. Nature Communications, 15 (1) 10506, 10506. doi: 10.1038/s41467-024-54665-5 |
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2024 Journal Article Conserved molecular chaperone PrsA stimulates protective immunity against group A StreptococcusLai, Chien-Yu, Xie, Jia-Xun, Lai, Meng-Chih, Wu, Zhao-Yi, Lin, Jr-Shiuan, Huang, Yu-Tsung, Chi, Chia-Yu, Chiang-Ni, Chuan, Walker, Mark J. and Chang, Yung-Chi (2024). Conserved molecular chaperone PrsA stimulates protective immunity against group A Streptococcus. npj Vaccines, 9 (1) 46, 46. doi: 10.1038/s41541-024-00839-7 |
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2024 Journal Article Clinical snapshot of group A streptococcal isolates from an Australian tertiary hospitalShaw, Phoebe K., Hayes, Andrew J., Langton, Maree, Berkhout, Angela, Grimwood, Keith, Davies, Mark R., Walker, Mark J. and Brouwer, Stephan (2024). Clinical snapshot of group A streptococcal isolates from an Australian tertiary hospital. Pathogens, 13 (11) 956, 1-14. doi: 10.3390/pathogens13110956 |
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2024 Journal Article M proteins of group A Streptococcus bind hyaluronic acid via arginine–arginine/serine–arginine motifsMcEwan, Tahnee B.‐D., De Oliveira, David M. P., Stares, Emily K., Hartley‐Tassell, Lauren E., Day, Christopher J., Proctor, Emma‐Jayne, Nizet, Victor, Walker, Mark J., Jennings, Michael P., Sluyter, Ronald and Sanderson‐Smith, Martina L. (2024). M proteins of group A Streptococcus bind hyaluronic acid via arginine–arginine/serine–arginine motifs. The FASEB Journal, 38 (20) e70123, e70123. doi: 10.1096/fj.202401301r |
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2024 Journal Article Efficacy of alum-adjuvanted peptide and carbohydrate conjugate vaccine candidates against Group A Streptococcus pharyngeal infection in a non-human primate modelRivera-Hernandez, Tania, Carnathan, Diane G., Richter, Johanna, Marchant, Patrick, Cork, Amanda J., Elangovan, Gayathiri, Henningham, Anna, Cole, Jason N., Choudhury, Biswa, Moyle, Peter M., Toth, Istvan, Batzloff, Michael R., Good, Michael F., Agarwal, Paresh, Kapoor, Neeraj, Nizet, Victor, Silvestri, Guido and Walker, Mark J. (2024). Efficacy of alum-adjuvanted peptide and carbohydrate conjugate vaccine candidates against Group A Streptococcus pharyngeal infection in a non-human primate model. Vaccines, 12 (4) 382, 1-10. doi: 10.3390/vaccines12040382 |
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2024 Journal Article Inter-species gene flow drives ongoing evolution of Streptococcus pyogenes and Streptococcus dysgalactiae subsp. equisimilisXie, Ouli, Morris, Jacqueline M., Hayes, Andrew J., Towers, Rebecca J., Jespersen, Magnus G., Lees, John A., Ben Zakour, Nouri L., Berking, Olga, Baines, Sarah L., Carter, Glen P., Tonkin-Hill, Gerry, Schrieber, Layla, McIntyre, Liam, Lacey, Jake A., James, Taylah B., Sriprakash, Kadaba S., Beatson, Scott A., Hasegawa, Tadao, Giffard, Phil, Steer, Andrew C., Batzloff, Michael R., Beall, Bernard W., Pinho, Marcos D., Ramirez, Mario, Bessen, Debra E., Dougan, Gordon, Bentley, Stephen D., Walker, Mark J., Currie, Bart J. ... Davies, Mark R. (2024). Inter-species gene flow drives ongoing evolution of Streptococcus pyogenes and Streptococcus dysgalactiae subsp. equisimilis. Nature Communications, 15 (1) 2286, 1-14. doi: 10.1038/s41467-024-46530-2 |
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2023 Journal Article Streptolysin O deficiency in Streptococcus pyogenes M1T1 covR/S mutant strain attenuates virulence in In Vitro and In Vivo infection modelsLangshaw, Emma L., Reynolds, Simone, Ozberk, Victoria, Dooley, Jessica, Calcutt, Ainslie, Zaman, Mehfuz, Walker, Mark J., Batzloff, Michael R., Davies, Mark R., Good, Michael F. and Pandey, Manisha (2023). Streptolysin O deficiency in Streptococcus pyogenes M1T1 covR/S mutant strain attenuates virulence in In Vitro and In Vivo infection models. mBio, 14 (1) e03488-22, e0348822. doi: 10.1128/mbio.03488-22 |
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2023 Journal Article Promiscuous evolution of Group A Streptococcal M and M-like proteinsFrost, Hannah R., Guglielmini, Julien, Duchêne, Sebastian, Lacey, Jake A., Sanderson-Smith, Martina, Steer, Andrew C., Walker, Mark J., Botteaux, Anne, Davies, Mark R. and Smeesters, Pierre R. (2023). Promiscuous evolution of Group A Streptococcal M and M-like proteins. Microbiology, 169 (1) 001280, 1-10. doi: 10.1099/mic.0.001280 |
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2023 Journal Article Author Correction: Pathogenesis, epidemiology and control of Group A Streptococcus infection (Nature Reviews Microbiology, (2023), 21, 7, (431-447), 10.1038/s41579-023-00865-7)Brouwer, Stephan, Rivera-Hernandez, Tania, Curren, Bodie F., Harbison-Price, Nichaela, De Oliveira, David M. P., Jespersen, Magnus G., Davies, Mark R. and Walker, Mark J. (2023). Author Correction: Pathogenesis, epidemiology and control of Group A Streptococcus infection (Nature Reviews Microbiology, (2023), 21, 7, (431-447), 10.1038/s41579-023-00865-7). Nature Reviews Microbiology, 21 (9), 619-619. doi: 10.1038/s41579-023-00939-6 |
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2023 Book Chapter Streptococcus group A vaccinesKotloff, Karen L. and Walker, Mark J. (2023). Streptococcus group A vaccines. Plotkin's vaccines. (pp. 1095-1103.e6) edited by Walter Orenstein, Paul Offit, Kathryn M. Edwards and Stanley Plotkin. Philadelphia, PA USA: Elsevier. doi: 10.1016/B978-0-323-79058-1.00057-8 |
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2022 Journal Article Vancomycin resistance in Enterococcus and Staphylococcus aureusLi, Gen, Walker, Mark J. and De Oliveira, David M. P. (2022). Vancomycin resistance in Enterococcus and Staphylococcus aureus. Microorganisms, 11 (1) 24, 1-51. doi: 10.3390/microorganisms11010024 |
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2022 Journal Article Repurposing the ionophore, PBT2, for treatment of multidrug-resistant Neisseria gonorrhoeae infectionsJen, Freda E-C, Edwards, Jennifer L., El-Deeb, Ibrahim M., Walker, Mark J., von Itzstein, Mark and Jennings, Michael P. (2022). Repurposing the ionophore, PBT2, for treatment of multidrug-resistant Neisseria gonorrhoeae infections. Antimicrobial Agents and Chemotherapy, 66 (9), 1-4. doi: 10.1128/aac.02318-21 |
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2022 Journal Article Streptococcus pyogenes hijacks host glutathione for growth and innate immune evasionBrouwer, Stephan, Jespersen, Magnus G., Ong, Cheryl-lynn Y., De Oliveira, David M. P., Keller, Bernhard, Cork, Amanda J., Djoko, Karrera Y., Davies, Mark R. and Walker, Mark J. (2022). Streptococcus pyogenes hijacks host glutathione for growth and innate immune evasion. mBio, 13 (3), e0067622. doi: 10.1128/mbio.00676-22 |
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2022 Journal Article Neurodegenerative disease treatment drug PBT2 breaks intrinsic polymyxin resistance in Gram-positive bacteriaDe Oliveira, David M. P., Keller, Bernhard, Hayes, Andrew J., Ong, Cheryl-Lynn Y., Harbison-Price, Nichaela, El-Deeb, Ibrahim M., Li, Gen, Keller, Nadia, Bohlmann, Lisa, Brouwer, Stephan, Turner, Andrew G., Cork, Amanda J., Jones, Thomas R., Paterson, David L., McEwan, Alastair G., Davies, Mark R., McDevitt, Christopher A., Itzstein, Mark von and Walker, Mark J. (2022). Neurodegenerative disease treatment drug PBT2 breaks intrinsic polymyxin resistance in Gram-positive bacteria. Antibiotics, 11 (4) 449, 449. doi: 10.3390/antibiotics11040449 |
