نتایج جستجو برای: enteropathogenic escherichia coli epec

تعداد نتایج: 153886  

Journal: :The Journal of Experimental Medicine 1994
V Foubister I Rosenshine B B Finlay

Enteropathogenic Escherichia coli (EPEC) is a bacterial pathogen that causes diarrhea in infants by adhering to intestinal epithelial cells. EPEC induces host cell protein phosphorylation and increases intracellular calcium levels that may function to initiate cytoskeletal rearrangement. We found that EPEC triggers the release of inositol phosphates (IPs) after adherence of bacteria to cultured...

Journal: :Poultry science 2011
M Z Alonso N L Padola A E Parma P M A Lucchesi

Enteropathogenic Escherichia coli is a foodborne pathogen that produces potentially fatal infant diarrhea, noticeably in developing countries. The aim of this study was to detect EPEC contamination by PCR at different stages of the chicken slaughtering process. We collected swabs from chicken cloacae and washed carcasses (external and visceral cavity) during the slaughtering process in 3 sampli...

Journal: :South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde 2007
R M Robins-Browne

First described in 1885, Escherichia coli gradually achieved recognition as a cause of diarrhoea. Strains of E. coli which belonged to a limited number of O-serogroups and had been associated with outbreaks of diarrhoea in hospitalised children were designated 'enteropathogenic' E. coli (EPEC) to distinguish them from E. coli strains that cause other types of infection. The discovery that some ...

2011
Kevin Harmidy Nathalie Tufenkji Samantha Gruenheid

Cranberry-derived compounds, including a fraction known as proanthocyanidins (PACs) exhibit anti-microbial, anti-infective, and anti-adhesive properties against a number of disease-causing organisms. In this study, the effect of cranberry proanthocyanidins (CPACs) on the infection of epithelial cells by two enteric bacterial pathogens, enteropathogenic Escherichia coli (EPEC) and Salmonella Typ...

2011
Iman K. Behiry Emad A. Abada Entsar A. Ahmed Rania S. Labeeb

In this study we isolate and identify the Enteropathogenic Escherichia coli (EPEC) causing diarrhea in children less than five years in Cairo, Egypt, during different seasons. Children younger than five years with diarrhea, attending the Pediatric Gastroenterology Intensive Care Unit of the Cairo University Pediatric Hospital in one year period were our group of study. Our control group was age...

Journal: :Journal of clinical microbiology 1996
A Giammanco M Maggio G Giammanco R Morelli F Minelli F Scheutz A Caprioli

Fifty-five Escherichia coli strains belonging to enteropathogenic E. coli (EPEC) serogroups were examined for phenotypic and genetic factors associated with virulence. The strains were isolated in Italy from children with diarrhea and identified as EPEC by clinical laboratories using commercially available antisera. O:H serotyping showed that 35 strains (27 of O26, O111, and O128 serogroups) be...

Journal: :American journal of physiology. Gastrointestinal and liver physiology 2001
G Hecht

Enteropathogenic Escherichia coli (EPEC) is primarily associated with infantile diarrhea in developing countries. This intriguing pathogen exerts numerous physiological effects on its host target tissue, the intestinal epithelium, all from an extracellular location. Expression of a type III secretory apparatus allows this organism to transfer bacterial effector molecules directly into host cell...

Journal: :PLoS ONE 2009
Oliver D. K. Maddocks Abigail J. Short Michael S. Donnenberg Scott Bader David J. Harrison

BACKGROUND Mucosa-associated Escherichia coli are frequently found in the colonic mucosa of patients with colorectal adenocarcinoma, but rarely in healthy controls. Chronic mucosal E. coli infection has therefore been linked to colonic tumourigenesis. E. coli strains carrying eae (encoding the bacterial adhesion protein intimin) attach intimately to the intestinal mucosa and are classed as atta...

2009
Richard Bulgin Ana Arbeloa David Goulding Gordon Dougan Valerie F. Crepin Benoit Raymond Gad Frankel

Enteropathogenic Escherichia coli (EPEC) strains are defined as extracellular pathogens which nucleate actin rich pedestal-like membrane extensions on intestinal enterocytes to which they intimately adhere. EPEC infection is mediated by type III secretion system effectors, which modulate host cell signaling. Recently we have shown that the WxxxE effector EspT activates Rac1 and Cdc42 leading to...

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