Fact-checked by Lucent 3 months ago
Shiga Toxin-Producing E. coli (STEC) are strains of Escherichia coli bacteria that produce Shiga toxins. These toxins can cause severe illness in humans, including bloody diarrhea and hemolytic uremic syndrome (HUS), a type of kidney failure [Source X]. STEC is a significant public health concern worldwide.
Shiga Toxin-Producing E. coli (STEC) are a group of E. coli bacteria that produce Shiga toxins. The most well-known STEC is E. coli O157:H7, but there are many other serotypes that can also produce Shiga toxins and cause illness [Source X].
Contamination of food products, particularly raw or undercooked ground beef, raw milk, fresh produce, and contaminated water.
Cause of foodborne illness outbreaks.
High. The potential for severe illness, especially in vulnerable populations like children and the elderly, raises significant anxiety.
Consumption of raw or undercooked foods, particularly ground beef, is associated with a higher risk of STEC infection.
Poor hygiene practices during food preparation can contribute to the spread of STEC.
Concerned. Sources express worry about the potential for severe illness and outbreaks associated with STEC.
E. coli O157:H7 was first recognized as a cause of illness during an outbreak of bloody diarrhea linked to contaminated hamburgers.
STEC produces Shiga toxins, which damage the lining of the intestines and can lead to bloody diarrhea.
In some cases, STEC infection can lead to hemolytic uremic syndrome (HUS), a serious complication that can cause kidney failure and death.
STEC can be transmitted through contaminated food, water, and direct contact with infected animals or people.
Studies on the pathogenicity of Shiga toxin-producing Escherichia coli
Research has identified the mechanisms by which Shiga toxins damage human cells and cause disease [Source X].
Unsafe. STEC is a pathogenic bacteria that can cause severe illness in humans.
Not all E. coli strains are harmful; however, STEC strains possess specific virulence factors, namely Shiga toxins, that make them pathogenic.
Thoroughly Cooked Meat
Cooking meat to a safe internal temperature kills STEC bacteria.
Pasteurized Milk and Dairy Products
Pasteurization kills STEC and other harmful bacteria in milk.
Wash hands thoroughly with soap and water before preparing food and after contact with animals or raw meat.
Avoid consuming raw or undercooked ground beef.
Drink only pasteurized milk, juice, and cider.
Wash raw fruits and vegetables thoroughly before eating.
Prevent cross-contamination in the kitchen by keeping raw meat separate from other foods.