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2010

Journal Article

Microevolution of Group A streptococci in vivo: Capturing regulatory networks engaged in sociomicrobiology, niche adaptation, and hypervirulence

Aziz, Ramy K., Kansal, Rita, Aronow, Bruce J., Taylor, William L., Rowe, Sarah L., Kubal, Michael, Chhatwal, Gursharan S., Walker, Mark J. and Kotb, Malak (2010). Microevolution of Group A streptococci in vivo: Capturing regulatory networks engaged in sociomicrobiology, niche adaptation, and hypervirulence. PLoS One, 5 (4) e9798, e9798. doi: 10.1371/journal.pone.0009798

Microevolution of Group A streptococci in vivo: Capturing regulatory networks engaged in sociomicrobiology, niche adaptation, and hypervirulence

2010

Journal Article

Multiple antibiotic resistance gene recruitment onto the enterohemorrhagic Escherichia coli virulence plasmid

Venturini, C, Beatson, SA, Djordjevic, SP and Walker, MJ (2010). Multiple antibiotic resistance gene recruitment onto the enterohemorrhagic Escherichia coli virulence plasmid. The FASEB Journal, 24 (4), 1160-1166. doi: 10.1096/fj.09-144972

Multiple antibiotic resistance gene recruitment onto the enterohemorrhagic Escherichia coli virulence plasmid

2009

Journal Article

Defining the structural basis of human plasminogen binding by streptococcal surface enolase

Cork, A. J., Jergic, S., Hammerschmidt, S., Kobe, B., Pancholi, V., Benesch, J. L. P., Robinson, C. V., Dixon, N. E., Aquilina, J. A. and Walker, M. J. (2009). Defining the structural basis of human plasminogen binding by streptococcal surface enolase. Journal of Biological Chemistry, 284 (25), 17129-17137. doi: 10.1074/jbc.M109.004317

Defining the structural basis of human plasminogen binding by streptococcal surface enolase

2009

Journal Article

Development of non-antibiotic-resistant, chromosomally based, constitutive and inducible expression systems for aroA-attenuated Salmonella enterica serovar typhimurium

Matic, Jake N., Terry, Tamsin D., Van Bockel, David, Maddocks, Tracy, Tinworth, David, Jennings, Michael P., Djordjevic, Steven P. and Walker, Mark J. (2009). Development of non-antibiotic-resistant, chromosomally based, constitutive and inducible expression systems for aroA-attenuated Salmonella enterica serovar typhimurium. Infection and Immunity, 77 (5), 1817-1826. doi: 10.1128/IAI.01301-08

Development of non-antibiotic-resistant, chromosomally based, constitutive and inducible expression systems for aroA-attenuated Salmonella enterica serovar typhimurium

2009

Journal Article

Mhp493 (P216) is a proteolytically processed, cilium and heparin binding protein of Mycoplasma hyopneumoniae

Wilton, Jody, Jenkins, Cheryl, Cordwell, Stuart J., Falconer, Linda, Minion, F. Chris, Oneal, David C., Djordjevic, Michael A., Connolly, Angela, Barchia, Idris, Walker, Mark J. and Djordjevic, Steven P. (2009). Mhp493 (P216) is a proteolytically processed, cilium and heparin binding protein of Mycoplasma hyopneumoniae. Molecular Microbiology, 71 (3), 566-582. doi: 10.1111/j.1365-2958.2008.06546.x

Mhp493 (P216) is a proteolytically processed, cilium and heparin binding protein of Mycoplasma hyopneumoniae

2008

Journal Article

A naturally occurring mutation in ropB suppresses SpeB expression and reduces M1T1 group A streptococcal systemic virulence

Hollands, Andrew, Aziz, Ramy K., Kansal, Rita, Kotb, Malak, Nizet, Victor and Walker, Mark J. (2008). A naturally occurring mutation in ropB suppresses SpeB expression and reduces M1T1 group A streptococcal systemic virulence. PLoS One, 3 (12 Article # e4102) e4102, e4102. doi: 10.1371/journal.pone.0004102

A naturally occurring mutation in ropB suppresses SpeB expression and reduces M1T1 group A streptococcal systemic virulence

2008

Journal Article

Glutamic acid residues in the C-terminal extension of small heat shock protein 25 are critical for structural and functional integrity

Morris, Amie M., Treweek, Teresa M., Aquilina, J. A., Carver, John A. and Walker, Mark J. (2008). Glutamic acid residues in the C-terminal extension of small heat shock protein 25 are critical for structural and functional integrity. FEBS Journal, 275 (23), 5885-5898. doi: 10.1111/j.1742-4658.2008.06719.x

Glutamic acid residues in the C-terminal extension of small heat shock protein 25 are critical for structural and functional integrity

2008

Journal Article

Allelic variants of streptokinase from Streptococcus pyogenes display functional differences in plasminogen activation

McArthur, Jason D., McKay, Fiona C., Ramachandran, Vidiya, Shyam, Priya, Cork, Amanda J., Sanderson-Smith, Martina L., Cole, Jason N., Ringdahl, Ulrika, Sjobring, Ulf, Ranson, Marie and Walker, Mark J. (2008). Allelic variants of streptokinase from Streptococcus pyogenes display functional differences in plasminogen activation. Faseb Journal, 22 (9), 3146-3153. doi: 10.1096/fj.08-109348

Allelic variants of streptokinase from Streptococcus pyogenes display functional differences in plasminogen activation

2008

Journal Article

M protein-mediated plasminogen binding is essential for the virulence of an invasive Streptococcus pyogenes isolate

Sanderson-Smith, M. L., Dinkla, K., Cole, J. N., Cork, A. J., Maamary, P. G., McArthur, J. D., Chhatwal, G. S. and Walker, M. J. (2008). M protein-mediated plasminogen binding is essential for the virulence of an invasive Streptococcus pyogenes isolate. The FASEB Journal, 22 (8), 2715-2722. doi: 10.1096/fj.07-105643

M protein-mediated plasminogen binding is essential for the virulence of an invasive Streptococcus pyogenes isolate

2008

Journal Article

Human pathogenic streptococcal proteomics and vaccine development

Cole, Jason N., Henningham, Anna, Gillen, Christine M., Ramachandran, Vidiya and Walker, Mark J. (2008). Human pathogenic streptococcal proteomics and vaccine development. Proteomics Clinical Applications, 2 (3), 387-410. doi: 10.1002/prca.200780048

Human pathogenic streptococcal proteomics and vaccine development

2008

Journal Article

Opacity factor activity and epithelial cell binding by the serum opacity factor protein of Streptococcus pyogenes are functionally discrete

Gillen, Christine M., Courtney, Harry S., Schulze, Kai, Rohde, Manfred, Wilson, Mark R., Timmer, Anjulli M., Guzman, Carlos A., Nizet, Victor, Chhatwal, G. s. and Walker, Mark J. (2008). Opacity factor activity and epithelial cell binding by the serum opacity factor protein of Streptococcus pyogenes are functionally discrete. Journal of Biological Chemistry, 283 (10), 6359-6366. doi: 10.1074/jbc.M706739200

Opacity factor activity and epithelial cell binding by the serum opacity factor protein of Streptococcus pyogenes are functionally discrete

2008

Journal Article

Isolation and solubilization of gram-positive bacterial cell wall-associated proteins

Cole, Jason N, Djordjevic, Steven P and Walker, Mark J (2008). Isolation and solubilization of gram-positive bacterial cell wall-associated proteins. Methods in molecular biology (Clifton, N.J.), 425, 295-311.

Isolation and solubilization of gram-positive bacterial cell wall-associated proteins

2007

Journal Article

Role of group A Streptococcus HtrA in the maturation of SpeB protease

Cole, Jason N., Aquilina, John A., Hains, Peter G., Henningham, Anna, Sriprakash, Kadaba S., Caparon, Michael G., Nizet, Victor, Kotb, Malak, Cordwell, Stuart J., Djordjevic, Steven P. and Walker, Mark J. (2007). Role of group A Streptococcus HtrA in the maturation of SpeB protease. Proteomics, 7 (24), 4488-4498. doi: 10.1002/pmic.200700626

Role of group A Streptococcus HtrA in the maturation of SpeB protease

2007

Journal Article

Site-directed mutations in the C-terminal extension of human αB-crystallin affect chaperone function and block amyloid fibril formation

Treweek, Teresa M., Ecroyd, Heath, Williams, Danielle M., Meehan, Sarah, Carver, John A. and Walker, Mark J. (2007). Site-directed mutations in the C-terminal extension of human αB-crystallin affect chaperone function and block amyloid fibril formation. PLoS One, 2 (Article # e1046) e1046, e1046. doi: 10.1371/journal.pone.0001046

Site-directed mutations in the C-terminal extension of human αB-crystallin affect chaperone function and block amyloid fibril formation

2007

Journal Article

DNase Sda1 provides selection pressure for a switch to invasive group A streptococcal infection

Walker, Mark J., Hollands, Andrew, Sanderson-Smith, Martina L., Cole, Jason N., Kirk, Joshua K., Henningham, Anna, McArthur, Jason D., Dinkla, Katrin, Aziz, Ramy K., Kansal, Rita G., Simpson, Amelia J., Buchanan, John T., Chhatwal, Gursharan S., Kotb, Malak and Nizet, Malak (2007). DNase Sda1 provides selection pressure for a switch to invasive group A streptococcal infection. Nature Medicine, 13 (8), 981-985. doi: 10.1038/nm1612

DNase Sda1 provides selection pressure for a switch to invasive group A streptococcal infection

2007

Journal Article

New understanding of the group A Streptococcus pathogenesis cycle

Tart, Anne H., Walker, Mark J. and Musser, James M. (2007). New understanding of the group A Streptococcus pathogenesis cycle. Trends in Microbiology, 15 (7), 318-325. doi: 10.1016/j.tim.2007.05.001

New understanding of the group A Streptococcus pathogenesis cycle

2007

Journal Article

Characterization of mesophilic bacilli in faeces of feedlot cattle

Wu, X. -Y., Walker, M., Vanselow, B., Chao, R. -L. and Chin, J. (2007). Characterization of mesophilic bacilli in faeces of feedlot cattle. Journal of Applied Microbiology, 102 (3), 872-879. doi: 10.1111/j.1365-2672.2006.03106.x

Characterization of mesophilic bacilli in faeces of feedlot cattle

2007

Conference Publication

The plasminogen-binding group A streptococcal M protein-related protein Prp binds plasminogen via arginine and histidine residues

Sanderson-Smith, Martina L., Dowton, Mark, Ranson, Marie and Walker, Mark J. (2007). The plasminogen-binding group A streptococcal M protein-related protein Prp binds plasminogen via arginine and histidine residues. Washington, DC, United States: American Society for Microbiology. doi: 10.1128/JB.01218-06

The plasminogen-binding group A streptococcal M protein-related protein Prp binds plasminogen via arginine and histidine residues

2007

Book Chapter

Gene expression and tagging of streptococcal proteins

Cole, J. N., Sanderson-Smith, M. L., Cork, A. J., Henningham, A., Conlan, F., Ranson, M., McArthur, J. D. and Walker, M. J. (2007). Gene expression and tagging of streptococcal proteins. Molecular Biology of Streptococci. (pp. 359-378) edited by Regine Hakenbeck and Singh Chhatwal. Norfold, United Kingdom: Horizon Bioscience.

Gene expression and tagging of streptococcal proteins

2007

Journal Article

Comparative analysis of virulence genes, genetic diversity, and phylogeny of commensal and enterotoxigenic Escherichia coli isolates from weaned pigs

Wu, Xi-Yang, Chapman, Toni, Trott, Darren J., Bettelheim, Karl, Do, Thuy N., Driesen, Steve, Walker, Mark J. and Chin, James (2007). Comparative analysis of virulence genes, genetic diversity, and phylogeny of commensal and enterotoxigenic Escherichia coli isolates from weaned pigs. Applied and Environmental Microbiology, 73 (1), 83-91. doi: 10.1128/AEM.00990-06

Comparative analysis of virulence genes, genetic diversity, and phylogeny of commensal and enterotoxigenic Escherichia coli isolates from weaned pigs