[HTML][HTML] Identification of Salmonella for public health surveillance using whole genome sequencing

…, TM Peters, JA Bale, DG Powell, A Painset, R Tewolde… - PeerJ, 2016 - peerj.com
In April 2015, Public Health England implemented whole genome sequencing (WGS) as a
routine typing tool for public health surveillance of Salmonella, adopting a multilocus …

[HTML][HTML] Outbreak of sexually transmitted, extensively drug-resistant Shigella sonnei in the UK, 2021–22: a descriptive epidemiological study

…, A Vusirikala, F Green, M King, R Tewolde… - The Lancet Infectious …, 2022 - thelancet.com
Background Shigellosis, traditionally a foodborne and waterborne infection, causes substantial
morbidity globally. It is now a leading cause of sexually transmitted gastroenteritis among …

[HTML][HTML] MOST: a modified MLST typing tool based on short read sequencing

R Tewolde, T Dallman, U Schaefer, CL Sheppard… - PeerJ, 2016 - peerj.com
Multilocus sequence typing (MLST) is an effective method to describe bacterial populations.
Conventionally, MLST involves Polymerase Chain Reaction (PCR) amplification of …

Identification of Escherichia coli and Shigella species from whole-genome sequences

MA Chattaway, U Schaefer, R Tewolde… - Journal of clinical …, 2017 - Am Soc Microbiol
… Sequence type (ST) assignment was performed using a modified version of SRST, using
the MLST database described by Tewolde et al. (18). MOST software (for MLST) is available at …

Whole-Genome Sequencing and Epidemiological Analysis Do Not Provide Evidence for Cross-transmission of Mycobacterium abscessus in a Cohort of Pediatric …

…, E Kavaliunaite, G Kapatai, R Tewolde… - Clinical infectious …, 2015 - academic.oup.com
Background. Mycobacterium abscessus has emerged as a major pathogen in cystic fibrosis
(CF) patients and has been associated with poor clinical outcomes, particularly following …

Evaluation of an optimal epidemiological typing scheme for Legionella pneumophila with whole-genome sequence data using validation guidelines

S David, M Mentasti, R Tewolde, M Aslett… - Journal of clinical …, 2016 - Am Soc Microbiol
Sequence-based typing (SBT), analogous to multilocus sequence typing (MLST), is the
current “gold standard” typing method for investigation of legionellosis outbreaks caused by …

[HTML][HTML] An Investigation of the Diversity of Strains of Enteroaggregative Escherichia coli Isolated from Cases Associated with a Large Multi-Pathogen Foodborne …

…, MA Chattaway, LA Cowley, M Doumith, R Tewolde… - PloS one, 2014 - journals.plos.org
Following a large outbreak of foodborne gastrointestinal (GI) disease, a multiplex PCR
approach was used retrospectively to investigate faecal specimens from 88 of the 413 reported …

Revolutionising Public Health Reference Microbiology using Whole Genome Sequencing: Salmonella as an exemplar

P Ashton, S Nair, T Peters, R Tewolde, M Day… - bioRxiv, 2015 - biorxiv.org
Advances in whole genome sequencing (WGS) platforms and DNA library preparation have
led to the development of methods for high throughput sequencing of bacterial genomes at …

[HTML][HTML] Integration of genomic and other epidemiologic data to investigate and control a cross-institutional outbreak of Streptococcus pyogenes

…, S Phillips, S Platt, M Doumith, R Tewolde… - Emerging infectious …, 2016 - ncbi.nlm.nih.gov
Single-strain outbreaks of Streptococcus pyogenes infections are common and often go
undetected. In 2013, two clusters of invasive group A Streptococcus (iGAS) infection were …

[HTML][HTML] Genomic sequence investigation Streptococcus pyogenes clusters in England (2010–2015)

…, T Chambers, S Phillips, R Tewolde… - Clinical Microbiology …, 2019 - Elsevier
Objectives To analyse genomic sequence data of referred Streptococcus pyogenes isolates
and those pertaining to selected elderly/nursing care or maternity clusters from 2010 to 2015 …