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Escherichia Coli
Research from University of California yields new data on Escherichia coli
July 8th, 2008
According to a study from the United States, "Vacuum cooling is a common practice in the California leafy green industry. This study addressed the impact of vacuum cooling on the infiltration of Escherichia coli 0157:117 into lettuce as part of the risk assessment responding to the E. coli 0157:117 outbreaks associated with leafy green produce from California." "Vacuum cooling significantly increased the infiltration of E. coli 0157:117 into the lettuce tissue (2.65E+06 CFU/g) compared to the nonvacuumed condition (1.98E+05 CFU/g). A stringent surface sterilization and quadruple washing could not eliminate the internalized bacteria from lettuce. It appeared that...
Source: TB & Outbreaks Week (2008-07-08)
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