GENOMIC APPROACHES IN HUMAN HEALTH MICROBIOLOGY

Stringent Response-Mediated Control of GTP Homeostasis Is Required for Long-Term Viability of Staphylococcus aureus.

Laura Carrilero, Lucy Urwin, Ezra Ward, Naznin R Choudhury, Ian R Monk, Claire E Turner, Timothy P Stinear, Rebecca M Corrigan

2023-03-06

Staphylococcus aureus is an opportunistic bacterial pathogen that often results in difficult-to-treat infections. One mechanism us..

Improved Genome Sequence of Australian Methicillin-Resistant Staphylococcus aureus Strain JKD6159

Ryan R Wick, Louise M Judd, Ian R Monk, Torsten Seemann, Timothy P Stinear

2023-01-18

Staphylococcus aureus strain JKD6159 represents a prominent community-acquired methicillin-resistant S. aureus (MRSA) clone in Aus..

Niche-specific genome degradation and convergent evolution shaping Staphylococcus aureus adaptation during severe infections

Stefano G Giulieri, Romain Guerillot, Sebastian Duchene, Abderrahman Hachani, Diane Daniel, Torsten Seemann, Joshua S Davis, Steven YC Tong, Bernadette C Young, Daniel J Wilson, Timothy P Stinear, Benjamin P Howden

2022-06-14

During severe infections, Staphylococcus aureus moves from its colonising sites to blood and tissues and is exposed to new selecti..

Population genomics provides insights into the evolution and adaptation to humans of the waterborne pathogen Mycobacterium kansasii

Tao Luo, Peng Xu, Yangyi Zhang, Jessica L Porter, Marwan Ghanem, Qingyun Liu, Yuan Jiang, Jing Li, Qing Miao, Bijie Hu, Benjamin P Howden, Janet AM Fyfe, Maria Globan, Wencong He, Ping He, Yiting Wang, Houming Liu, Howard E Takiff, Yanlin Zhao, Xinchun Chen

2021-05-03

Mycobacterium kansasii can cause serious pulmonary disease. It belongs to a group of closely-related species of non-tuberculous my..

Intracellular Staphylococcus aureus and host cell death pathways

Ye Mon Soe, Sammy Bedoui, Timothy P Stinear, Abderrahman Hachani

2021-02-24

Staphylococcus aureus is a major opportunistic human pathogen that is globally prevalent. Although S. aureus and humans may have c..

From cloning to mutant in 5 days: rapid allelic exchange in Staphylococcus aureus.

Ian R Monk, Timothy P Stinear

2021-02-01

In the last 10 years, the barriers preventing the uptake of foreign DNA by clinical Staphylococcus aureus isolates have been ident..

Tracking the COVID-19 pandemic in Australia using genomics

Torsten Seemann, Courtney R Lane, Norelle L Sherry, Sebastian Duchene, Anders Goncalves da Silva, Leon Caly, Michelle Sait, Susan A Ballard, Kristy Horan, Mark B Schultz, Tuyet Hoang, Marion Easton, Sally Dougall, Timothy P Stinear, Julian Druce, Mike Catton, Brett Sutton, Annaliese van Diemen, Charles Alpren, Deborah A Williamson

2020-09-01

Genomic sequencing has significant potential to inform public health management for SARS-CoV-2. Here we report high-throughput gen..

High antibody titres induced by protein subunit vaccines using Mycobacterium ulcerans antigens Hsp18 and MUL _3720 with a TLR-2 agonist fail to protect against Buruli ulcer in mice

Kirstie M Mangas, Nicholas J Tobias, Estelle Marion, Jeremie Babonneau, Laurent Marsollier, Jessica L Porter, Sacha J Pidot, Chinn Yi Wong, David C Jackson, Brendon Y Chua, Timothy P Stinear

2020-08-07

BACKGROUND: Mycobacterium ulcerans is the causative agent of a debilitating skin and soft tissue infection known as Buruli ulcer (..

Microbe-Metabolite Associations Linked to the Rebounding Murine Gut Microbiome Postcolonization with Vancomycin-Resistant Enterococcus faecium

Andre Mu, Glen P Carter, Lucy Li, Nicole S Isles, Alison F Vrbanac, James T Morton, Alan K Jarmusch, David P De Souza, Vinod K Narayana, Komal Kanojia, Brunda Nijagal, Malcolm J McConville, Rob Knight, Benjamin P Howden, Timothy P Stinear

2020-07-01

Vancomycin-resistant Enterococcus faecium (VREfm) is an emerging antibiotic-resistant pathogen. Strain-level investigations are be..

Neurovascular effects of umbilical cord blood-derived stem cells in growth-restricted newborn lambs : UCBCs for perinatal brain injury.

Atul Malhotra, Margie Castillo-Melendez, Beth J Allison, Amy E Sutherland, Ilias Nitsos, Yen Pham, Courtney A McDonald, Michael C Fahey, Graeme R Polglase, Graham Jenkin, Suzanne L Miller

2020-01-08

BACKGROUND: Neonatal ventilation exacerbates brain injury in lambs with fetal growth restriction (FGR), characterized by neuroinfl..

Comparative Transcriptomic and Functional Assessments o Linezolid-Responsive Small RNA Genes in Staphylococcus aureus

Wei Gao, Romain Guerillot, Ya Hsun Lin, Jai Tree, Marie Beaume, Patrice Francois, Ian R Monk, Torsten Seemann, Jacques Schrenzel, Benjamin P Howden, Timothy P Stinear

2020-01-01

Staphylococcus aureus contains a repertoire of at least 50 and possibly 500 small RNAs (sRNAs). The functions of most sRNAs are no..

Validation of a single-step, single-tube reverse transcription loop-mediated isothermal amplification assay for rapid detection of SARS-CoV-2 RNA

Jean YH Lee, Nickala Best, Julie McAuley, Jessica L Porter, Torsten Seemann, Mark B Schultz, Michelle Sait, Nicole Orlando, Karolina Mercoulia, Susan A Ballard, Julian Druce, Thomas Tran, Mike G Catton, Melinda J Pryor, Huanhuan L Cui, Angela Luttick, Sean McDonald, Arran Greenhalgh, Jason C Kwong, Norelle L Sherry

2020-01-01

Introduction. The SARS-CoV-2 pandemic of 2020 has resulted in unparalleled requirements for RNA extraction kits and enzymes requir..

Mining the Methylome Reveals Extensive Diversity in Staphylococcus epidermidis Restriction Modification

Jean YH Lee, Glen P Carter, Sacha J Pidot, Romain Guerillot, Torsten Seemann, Anders Goncalves da Silva, Timothy J Foster, Benjamin P Howden, Timothy P Stinear, Ian R Monk

2019-11-01

Staphylococcus epidermidis is a significant opportunistic pathogen of humans. Molecular studies in this species have been hampered..

Zinc-binding to the cytoplasmic PAS domain regulates the essential WalK histidine kinase of Staphylococcus aureus

Ian R Monk, Nausad Shaikh, Stephanie L Begg, Mike Gajdiss, Liam KR Sharkey, Jean YH Lee, Sacha J Pidot, Torsten Seemann, Michael Kuiper, Brit Winnen, Rikki Hvorup, Brett M Collins, Gabriele Bierbaum, Saumya R Udagedara, Jacqueline R Morey, Neha Pulyani, Benjamin P Howden, Megan J Maher, Christopher A McDevitt, Glenn F King

2019-07-11

WalKR (YycFG) is the only essential two-component regulator in the human pathogen Staphylococcus aureus. WalKR regulates peptidogl..

Global spread of three multidrug-resistant lineages of Staphylococcus epidermidis

Jean YH Lee, Ian R Monk, Anders Goncalves da Silva, Torsten Seemann, Kyra YL Chua, Angela Kearns, Robert Hill, Neil Woodford, Mette D Bartels, Birgit Strommenger, Frederic Laurent, Magali Dodemont, Ariane Deplano, Robin Patel, Anders R Larsen, Tony M Korman, Timothy P Stinear, Benjamin P Howden

2018-10-01

Staphylococcus epidermidis is a conspicuous member of the human microbiome, widely present on healthy skin. Here we show that S. e..

Increasing tolerance of hospital Enterococcus faecium to handwash alcohols

Sacha J Pidot, Wei Gao, Andrew H Buultjens, Ian R Monk, Romain Guerillot, Glen P Carter, Jean YH Lee, Margaret MC Lam, M Lindsay Grayson, Susan A Ballard, Andrew A Mahony, Elizabeth A Grabsch, Despina Kotsanas, Tony M Korman, Geoffrey W Coombs, J Owen Robinson, Anders Goncalves da Silva, Torsten Seemann, Benjamin P Howden, Paul DR Johnson

2018-08-01

Alcohol-based disinfectants and particularly hand rubs are a key way to control hospital infections worldwide. Such disinfectants ..

Human blood MAIT cell subsets defined using MR1 tetramers

Nicholas A Gherardin, Michael NT Souter, Hui-Fern Koay, Kirstie M Mangas, Torsten Seemann, Timothy P Stinear, Sidonia BG Eckle, Stuart P Berzins, Yves d'Udekem, Igor E Konstantinov, David P Fairlie, David S Ritchie, Paul J Neeson, Daniel G Pellicci, Adam P Uldrich, James McCluskey, Dale I Godfrey

2018-05-01

Mucosal-associated invariant T (MAIT) cells represent up to 10% of circulating human T cells. They are usually defined using combi..

Comparative Genomics Shows That Mycobacterium ulcerans Migration and Expansion Preceded the Rise of Buruli Ulcer in Southeastern Australia

Andrew H Buultjens, Koen Vandelannoote, Conor J Meehan, Miriam Eddyani, Bouke C de Jong, Janet AM Fyfe, Maria Globan, Nicholas J Tobias, Jessica L Porter, Takehiro Tomita, Ee Laine Tay, Torsten Seemann, Benjamin P Howden, Paul DR Johnson, Timothy P Stinear

2018-04-01

Since 2000, cases of the neglected tropical disease Buruli ulcer, caused by infection with Mycobacterium ulcerans, have increased ..

Translating genomics into practice for real-time surveillance and response to carbapenemase-producing Enterobacteriaceae: evidence from a complex multi-institutional KPC outbreak

Jason C Kwong, Courtney R Lane, Finn Romanes, Anders Goncalves da Silva, Marion Easton, Katie Cronin, Mary Jo Waters, Takehiro Tomita, Kerrie Stevens, Mark B Schultz, Sarah L Baines, Norelle L Sherry, Glen P Carter, Andre Mu, Michelle Sait, Susan A Ballard, Torsten Seemann, Timothy P Stinear, Benjamin P Howden

2018-01-03

BACKGROUND: Until recently, Klebsiella pneumoniae carbapenemase (KPC)-producing Enterobacteriaceae were rarely identified in Austr..

Bacterial membrane vesicles transport their DNA cargo into host cells

Natalie J Bitto, Ross Chapman, Sacha Pidot, Adam Costin, Camden Lo, Jasmine Choi, Tanya D'Cruze, Eric C Reynolds, Stuart G Dashper, Lynne Turnbull, Cynthia B Whitchurch, Timothy P Stinear, Katryn J Stacey, Richard L Ferrero

2017-08-01

Bacterial outer membrane vesicles (OMVs) are extracellular sacs containing biologically active products, such as proteins, cell wa..

Target-Specific Assay for Rapid and Quantitative Detection of Mycobacterium chimaera DNA

Enrique Zozaya-Valdes, Jessica L Porter, John Coventry, Janet AM Fyfe, Glen P Carter, Anders Goncalves da Silva, Mark B Schultz, Torsten Seemann, Paul DR Johnson, Andrew J Stewardson, Ivan Bastian, Sally A Roberts, Benjamin P Howden, Deborah A Williamson, Timothy P Stinear

2017-06-01

Mycobacterium chimaera is an opportunistic environmental mycobacterium belonging to the Mycobacterium avium-M. intracellulare comp..

Multiple Introductions and Recent Spread of the Emerging Human Pathogen Mycobacterium ulcerans across Africa

Koen Vandelannoote, Conor J Meehan, Miriam Eddyani, Dissou Affolabi, Delphin Mavinga Phanzu, Sara Eyangoh, Kurt Jordaens, Francoise Portaels, Kirstie Mangas, Torsten Seemann, Laurent Marsollier, Estelle Marion, Annick Chauty, Jordi Landier, Arnaud Fontanet, Herwig Leirs, Timothy P Stinear, Bouke C de Jong

2017-03-01

Buruli ulcer (BU) is an insidious neglected tropical disease. Cases are reported around the world but the rural regions of West an..

Leprosy in red squirrels

Timothy P Stinear, Roland Brosch

2016-11-11

<jats:p>Red squirrels are an unexpected reservoir of otherwise human-restricted leprosy bacilli</jats:p>