Escherichia Coli

Research on Escherichia coli reported by scientists at Department of Agriculture

Published in TB and Outbreaks Week, October 7th, 2008

According to recent research from the United States, "Several outbreaks of Escherichia coli O157:H7 infections have been associated with minimally processed leafy vegetables in the United States. Harvesting and processing cause plant tissue damage."

"In order to assess the role of plant tissue damage in the contamination of leafy greens with E. coli O157:H7, the effect of mechanical, physiological, and plant disease-induced lesions on the growth of this pathogen on postharvest romaine lettuce was investigated. Within only 4 h after inoculation, the population sizes of E. coli O157:H7 increased 4.0-, 4.5-, and 11.0-fold on lettuce leaves that were mechanically bruised,...

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Source: TB and Outbreaks Week (2008-10-07)

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