Results 51 to 60 of about 7,746 (198)

Identification of Potential Vaccine Strains of Escherichia coli Isolates From Diarrhoeic Calves

open access: yesVeterinary Medicine and Science, Volume 12, Issue 5, September 2026.
This study aimed to identify vaccine candidate Escherichia coli strains isolated from diarrheic calves. Faecal samples collected from 500 calves were analysed, and E. coli strains were isolated and characterized phenotypically and genotypically. Antibiotic resistance profiles, virulence‐associated genes and MLVA genotyping were used to select 20 ...
Yasemin Erdoğan   +16 more
wiley   +1 more source

Factors released by LPS and Stx1-treated ASTs induce activation and migration of PMN through HUVECd.

open access: yes, 2012
PMN were stimulated with CM-Control, CM−LPS, CM−Stx1 or CM−LPS+Stx1. CD11b (A) or CD66b (B) expressions were evaluated by FACS at 40 or 90 min after stimulation, respectively. In (C), HUVECd seeded on the upper chamber of a transwell were stimulated with
Cecilia Calatayud (175470)   +6 more
core   +1 more source

Shiga toxin binding to glycolipids and glycans. [PDF]

open access: yesPLoS ONE, 2012
Immunologically distinct forms of Shiga toxin (Stx1 and Stx2) display different potencies and disease outcomes, likely due to differences in host cell binding.
Karen M Gallegos   +5 more
doaj   +1 more source

Moving towards on-site detection of Shiga toxin-producing Escherichia coli in ready-to-eat leafy greens

open access: yesCurrent Research in Food Science
Rapid identification of Shiga toxin-producing Escherichia coli, or STEC, is of utmost importance to assure the innocuousness of the foodstuffs. STEC have been implicated in outbreaks associated with different types of foods however, among them, ready-to ...
Ana Costa-Ribeiro   +4 more
doaj   +1 more source

Pathogenic Foodborne Bacteria in the Game Meat of Hunted Large Ungulates—A Systematic Review and Meta‐Analysis

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 25, Issue 5, September 2026.
ABSTRACT Zoonotic bacterial pathogens are a major concern for food safety, yet information regarding their occurrence in game meat remains fragmented. This systematic review synthesizes available data on Salmonella spp., Shiga toxin‐producing Escherichia coli (STEC), Listeria spp., Yersinia spp., and Campylobacter spp.
Maria Fredriksson‐Ahomaa   +5 more
wiley   +1 more source

Increased HUVECd toxicity induced by factors released by LPS and/or Stx1-treated ASTs.

open access: yes, 2012
HUVECd were stimulated for 72 h with CM-Control, CM-LPS, CM-Stx1 or CM-LPS+Stx1. Detached dead cells were washed away and the remaining cells were stained and counted by optical microscopy for toxicity evaluation.
Cecilia Calatayud (175470)   +6 more
core   +1 more source

Bovine bacterial abortion caused by Escherichia coli infection

open access: yesVeterinary Record Case Reports, Volume 14, Issue 3, August 2026.
Abstract A 3‐year‐old, 500 kg Holstein cow aborted at 7 months of gestation. On histological evaluation of the fetal lungs, abundant neutrophils infiltrated the alveolar spaces, bronchi and bronchioles with intralesional Gram‐negative bacteria, immunolabelled with Escherichia coli immunohistochemistry.
Jéssica Nathyelli da Silva   +4 more
wiley   +1 more source

Antibodies against Stx2 and Stx1.

open access: yes, 2013
Representative immunoblot strips from HUS or healthy children plasma reactive to Stx2 (A) and Stx1 (B) are shown. A) Lane 1 shows a mouse-polyclonal plasma reactive against Stx2 A and B subunits; positive human plasma showed reactivity to either the A ...
Ramón Exeni (352372)   +9 more
core   +1 more source

Using Ongoing Wildlife Surveillance Programs to Monitor Antibiotic Resistant Bacteria in the Environment

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 4, August 2026.
Screening of ESBL‐, pAmpC‐ and carbapenemase‐producing Escherichia coli among Swedish wildlife demonstrated a low occurrence of antibiotic resistance in wild animals. Only two ESBL/pAmpC‐producers were detected in red foxes originating from highly populated areas.
María Rincón‐Gracia   +10 more
wiley   +1 more source

Factors released by Stx1 and/or LPS-treated ASTs increase Gb3 expression and Stx1 susceptibility in HUVECd.

open access: yes, 2012
HUVECd were stimulated with CM-Control, CM−LPS, CM−Stx1, CM−LPS+Stx1 or with 0.5 µg/ml de LPS (HUVECd+LPS) for 24 h. Then stimulus was removed and Stx1 was added for another 18 h.
Cecilia Calatayud (175470)   +6 more
core   +1 more source

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