Results 71 to 80 of about 33,059,536 (219)

Virulence Properties of Shiga Toxin-Producing Escherichia coli Isolated from Cases of Bovine Mastitis in Brazil

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 2004
Out of 528 milk samples obtained from dairy cows with mastitis, 31 (5.8%) had Escherichia coli strains, causative agent of mastitis. These strains were screened for the presence of Shiga toxin-producing (stx1 and stx2) and intimin (eae) genes. Twenty (64.
D. Kobori   +4 more
doaj   +1 more source

A preliminary study of the use of MinION sequencing to specifically detect Shiga toxin-producing Escherichia coli in culture swipes containing multiple serovars of this species

open access: yesScientific Reports, 2023
An important challenge relating to clinical diagnostics of the foodborne pathogen Shiga toxin-producing E. coli (STEC), is that PCR-detection of the shiga-toxin gene (stx) in DNA from stool samples can be accompanied by a failure to identify an STEC ...
Hege S. Tunsjø   +2 more
doaj   +1 more source

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, Volume 600, Issue 19, Page 2961-2971, October 2026.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

Occurrence of Escherichia coli carrying Shiga toxin-producing genes in buffaloes on smallholdings in Bangladesh [PDF]

open access: yesVeterinary World, 2018
Background and Aim: Shiga toxin-producing Escherichia coli (STEC) has emerged as significant foodborne pathogens. Ruminants are the primary reservoir of the zoonotic STEC. In Bangladesh, previous studies reported the presence of STEC in cattle, goat, and
Mukta Das Gupta, Arup Sen, Ashutosh Das
doaj   +1 more source

Rapid Multiplex Antimicrobial Resistance Profiling and Bacterial Identification by LAP‐MALDI Mass Spectrometry Biotyping

open access: yesAdvanced Science, Volume 13, Issue 60, 28 October 2026.
Liquid atmospheric pressure matrix‐assisted laser desorption/ionization (LAP‐MALDI) mass spectrometry (MS) provides multiplexed biotyping of microbial cultures using a fast and simple workflow. This is demonstrated for clinically relevant bacteria, resulting in accurate antimicrobial resistance (AMR) detection, speciation by MS/MS sequencing and ...
Lily R. Adair   +3 more
wiley   +1 more source

Development of a Multiplex PCR Assay for Detection of Shiga Toxin-Producing Escherichia coli, Enterohemorrhagic E. coli, and Enteropathogenic E. coli Strains [PDF]

open access: yesFrontiers in Cellular and Infection Microbiology, 2012
Escherichia coli O157:H7 and other pathogenic E. coli strains are enteric pathogens associated with food safety threats and which remain a significant cause of morbidity and mortality worldwide. In the current study, we investigated whether enterohemorrhagic E. coli (EHEC), Shiga toxin-producing E. coli (STEC), and enteropathogenic E.
Botkin, Douglas J.   +5 more
openaire   +5 more sources

Transmission and quantification of verocytotoxin-producing Escherichia coli O157 in dairy cattle and calves [PDF]

open access: yes, 2009
Data from a field study of 14 months duration in a naturally colonized dairy herd and data from an experiment with calves were used to quantify transmission of verocytotoxin-producing Escherichia coli (VTEC O157) in cattle.
Schouten, J.M.   +4 more
core   +1 more source

Tamoxifen blocks retrograde trafficking of Shiga toxin 1 and 2 and protects against lethal toxicosis

open access: yesLife Science Alliance, 2019
This study reports an unexpected role of late endosome–lysosome fusion in early endosome-to-Golgi trafficking of Shiga toxins and identifies tamoxifen to be a potent inhibitor of Shiga toxicosis. Shiga toxin 1 (STx1) and 2 (STx2), produced by Shiga toxin–
Andrey S Selyunin   +3 more
doaj   +1 more source

Suboptimal Response to Eculizumab in Renal‐Limited Thrombotic Microangiopathy Associated With Malignant Hypertension and Monoclonal Gammopathy: A Case Report

open access: yesClinical Case Reports, Volume 14, Issue 10, October 2026.
ABSTRACT Renal‐limited thrombotic microangiopathy (TMA) is clinically milder but etiologically complex and is often underdiagnosed. This case presents as complement‐mediated TMA with malignant hypertension and monoclonal gammopathy but showed suboptimal response to eculizumab treatment, suggesting heterogeneity in both etiology and treatment outcomes.
Wenjuan Lei   +3 more
wiley   +1 more source

Occurrence of Escherichia coli, Campylobcter, Salmonella and Shiga-Toxin Producing E. coli in Norwegian Primary Strawberry Production [PDF]

open access: yesInternational Journal of Environmental Research and Public Health, 2015
The aim of this study was to investigate the bacteriological quality of strawberries at harvest and to study risk factors such as irrigation water, soil and picker’s hand cleanliness. Four farms were visited during the harvest season in 2012. Samples of strawberries, irrigation water, soil and hand swabs were collected and analyzed for E.
Johannessen, Gro Skøien   +6 more
openaire   +3 more sources

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