The study sought to better understand the ecology of human pathogens in the environment in the Southwest agricultural region, particularly how pathogens survive, move and possibly contaminate produce prior to harvest

FSIS issued a public health alert due to the company’s ground beef testing positive for E. coli.

As of December 1, 2022, CDC announced that the outbreak is over.

The alert is due to concerns that specific ground beef products may be adulterated with E. coli O157:H7.

The FDA has announced the launch of a multi-year study to improve food safety through enhanced understanding of the ecology of human pathogens that may cause foodborne illness outbreaks. 

E. coli tests of romaine fields where investigators traced contaminated lettuce did not turn up outbreak strains, so the FDA will move to an in-depth “root-cause” investigation for three outbreaks.

As the FDA awaits final results from extensive E. coli tests of romaine lettuce farms in one California growing region, it says outbreak illnesses are slowing, though two separate outbreaks have popped up.