Listeria case study key(2) - 1. What food product was...

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1. What food product was responsible for the outbreak? _______turkey deli meat_________________________ 1 point 2. According to the authors, what two characteristics of Listeria promote its transmission from foods to humans? 2 points See last paragraph on p. 33: (1) Listeria is a tenacious colonizer that favors environments such as those typically found in food processing plants; (2) it multiplies readily at refrigeration temperatures, such that only a few cells need contaminate a product after heat processing but before packaging in order to deliver an infectious dose What methodological approach was taken to identify the offending food? 3 total points A: (1point)Food consumption questionnaire data was obtained from cases (patients with the outbreak strain), compared to controls (1 point) (patients with other strains of Listeria), and (1 point) association of consumption of individual food items with occurrence of the outbreak strain. Listeria is readily killed by cooking, yet this outbreak involved consumption of a food that
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Listeria case study key(2) - 1. What food product was...

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