coli serogroups in the STEC group, including E. coli O157, many other kinds (called serogroups) of STEC cause disease. coli” infections, they are usually talking about E. When you hear news reports about outbreaks of “ E. The most commonly identified STEC in North America is E. coli O104:H4 that caused a large outbreak in Europe in 2011 was frequently referred to as EHEC. coli (EHEC) these all refer generally to the same group of bacteria. You might hear these bacteria called verocytotoxic E. The bacteria that make these toxins are called “Shiga toxin-producing” E. coli cause disease by making a toxin called Shiga toxin. This pathotype is the one most commonly heard about in the news in association with foodborne outbreaks. coli (STEC)-STEC may also be referred to as Verocytotoxin-producing E.
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Six pathotypes are associated with diarrhea and collectively are referred to as diarrheagenic E. coli strains are categorized into pathotypes. coli consists of a diverse group of bacteria.
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coli that can cause diarrhea can be transmitted through contaminated water or food, or through contact with animals or persons.Į. coli are pathogenic, meaning they can cause illness, either diarrhea or illness outside of the intestinal tract. coli are harmless and actually are an important part of a healthy human intestinal tract. coli) bacteria normally live in the intestines of people and animals.