Results 111 to 120 of about 16,421 (263)

Identification of mcr-2 and mcr-3 Genes in Colistin‐Resistant E. coli O157:H7 Isolated From Raw Meat Samples in Beirut, Lebanon

open access: yesInternational Journal of Microbiology, Volume 2025, Issue 1, 2025.
Colistin is a last‐resort antibiotic used to treat multidrug‐resistant Gram‐negative bacterial infections. The global emergence of colistin resistance has been attributed to plasmid‐mediated mobile colistin resistance (mcr) genes. In Lebanon, bacteria carrying the mcr-1 gene have increasingly been identified in food animal sources.
Fatima H. Fneish   +3 more
wiley   +1 more source

Shiga Toxins: An Update on Host Factors and Biomedical Applications

open access: yesToxins, 2021
Shiga toxins (Stxs) are classic bacterial toxins and major virulence factors of toxigenic Shigella dysenteriae and enterohemorrhagic Escherichia coli (EHEC).
Yang Liu   +3 more
doaj   +1 more source

The prevalence and characterization of verotoxin-producing Eschericha coli isolated from cattle and pigs in an abattoir in Hong Kong [PDF]

open access: yes, 2001
The aim of the study was to define the prevalence of verotoxin-producing Escherichia coli (VTEC) in cattle and pigs in a Hong Kong abattoir. Faecal and carcass samples collected from 986 cattle and 487 pigs from an abattoir were tested for verotoxin (VT)
Leung, PHM   +3 more
core   +1 more source

The European Union One Health 2023 Zoonoses report

open access: yesEFSA Journal, Volume 22, Issue 12, December 2024.
Abstract This report by the European Food Safety Authority and the European Centre for Disease Prevention and Control presents the results of zoonoses monitoring and surveillance activities carried out in 2023 in 27 Member States (MSs), the United Kingdom (Northern Ireland) and 10 non‐MSs. Key statistics on zoonoses and zoonotic agents in humans, food,
European Food Safety Authority (EFSA)   +1 more
wiley   +1 more source

Topological data analysis of Escherichia coli O157:H7 and non-O157 survival in soils. [PDF]

open access: yes, 2014
Shiga toxin-producing E. coli O157:H7 and non-O157 have been implicated in many foodborne illnesses caused by the consumption of contaminated fresh produce.
Crowley, David E   +6 more
core   +6 more sources

Horizontal transmission of Escherichia coli O157:H7 during cattle housing, survival kinetics in feces and water of Escherichia coli O157:H7 and characterisation of E. coli O157:H7 isolates from cattle faeces and a feedlot environment [PDF]

open access: yes, 2005
End of project reportTeagasc acknowledges with gratitude the support of European Union Structural Funds (EAGGF) in financing this research projectEscherichia coli O157:H7 can cause severe illness and in some cases leading to death.
Earley, Bernadette   +4 more
core  

CsrA and its regulators control the time-point of ColicinE2 release in Escherichia coli [PDF]

open access: yesScientific Reports 8, 6537 (2018), 2018
The bacterial SOS response is a cellular reaction to DNA damage, that, among other actions, triggers the expression of colicin - toxic bacteriocins in Escherichia coli that are released to kill close relatives competing for resources. However, it is largely unknown, how the complex network regulating toxin expression controls the time-point of toxin ...
arxiv   +1 more source

Two Distinct Cytotoxic Activities of Subtilase Cytotoxin Produced by Shiga-Toxigenic Escherichia coli [PDF]

open access: yesInfection and Immunity, 2007
ABSTRACT Subtilase cytotoxin (SubAB) is a recently identified AB5 subunit toxin produced by Shiga-toxigenic Escherichia coli. The A subunit is thought to be a subtilase-like, serine protease, whereas the B subunit binds to the toxin receptor on the cell surface. We cloned the genes from a clinical isolate;
Fumio Nomura   +6 more
openaire   +3 more sources

Prevalence of Escherichia coli O157 isolated from marketed raw cow milk in Kwara State, Nigeria

open access: yesScientific African, 2023
Escherichia coli (E. coli) is a common cause of poor milk microbial quality, often resulting from unhygienic milk handling. Here, a cross-sectional study was performed to determine the prevalence and antibiotic susceptibility profile of E.
Ibraheem Ghali-Mohammed   +4 more
doaj  

Genotypic Characterization of Non-O157 Shiga Toxin–Producing Escherichia coli in Beef Abattoirs of Argentina [PDF]

open access: yes, 2011
The non-O157 Shiga toxin-producing Escherichia coli (STEC) contamination in carcasses and feces of 811 bovines in nine beef abattoirs from Argentina was analyzed during a period of 17 months.
Carbonari, Claudia Carolina   +9 more
core   +2 more sources

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