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Steven Lipton M.Ed. LEHP President Biotest Services Inc.
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Foodborne Infection <ul><li>A foodborne Infection is caused by bacteria directly causing damage to the human body They must be alive and will require longer periods of time to grow to sufficient numbers to cause illness. The body will require more time to fight this type of illness </li></ul>
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Foodborne Intoxication <ul><li>A foodborne intoxication is caused by wastes (toxins) produced by the bacteria. The bacteria does not have to be alive to cause illness. Some toxins are extremely heat stable and can not be destroyed by cooking. Toxins tend to cause illness rapidly. With a few exceptions, these will be relatively quick illnesses. </li></ul>
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Exotoxin Types: <ul><li>Type I – acts on the cell surface </li></ul><ul><li>Type II – membrane damaging </li></ul><ul><li>Type III - intracellular </li></ul>
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Pore forming or AB5 toxins A B B <ul><li>Creates unregulated pore in cell </li></ul><ul><li>Delivers the toxin payload(A) </li></ul>
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<ul><li>Not Classified as Diarrhea </li></ul><ul><li>Blood and Mucus emitted in feces </li></ul><ul><li>Damage to cells and mucosal linings </li></ul>
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<ul><li>Shiga Toxin (verotoxin) </li></ul><ul><li>AB 5 toxin </li></ul><ul><li>‘ A’ enzyme stops protein synthesis </li></ul>