Influence of variations in methodology on populations of Listeria monocytogenes recovered from lettuce treated with sanitizers

Vegetable bacterial comtamination e.g. e coli or listeria. Seward Stomacher®

Stomaching, homogenizing, or stomaching followed by homogenizing lettuce treated with sanitizers resulted in recovery of similar numbers of L. monocytogenes, indicating that stomaching and homogenizing are equivalent in extracting cells.

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