he previous summer saw an outbreak of Escherichia coli (E. coli) in the UK that caused at least one death and made 288 people sick, nearly half of whom were hospitalised. Investigations by UK health authorities found the source to be lettuce in pre- packed sandwiches, which was contaminated with
E. coli evolution T
the Shiga-toxin-producing E. coli (STEC) O145. Possible causes include a failure to protect the lettuce crop from agricultural run-off, contamination of water or growing materials used in lettuce production or contaminated seeds, according to the UK Health Security Agency’s (UKHSA) report on the outbreak.
The past year has seen a rise in E. coli outbreaks across the UK, leaving some consumers hospitalised. This outbreak has led many to ask if our food safety is up to scratch. Lorraine Mullaney speaks to experts to understand what food distributors and consumers can do to improve food safety and how future outbreaks can be prevented.