date:Jul 30, 2012
griculture (USDA) has imposed a zero policy against the pathogen on ready-to-eat food
Between 2003 and 2011 there were 519 food product recalls in the country and more than one-fifth 21% - were associated withL. monocytogenes, according to figures from the USDA Food Safety and Inspection Service (FSIS). That amounts to 6.5 million lbs (2.9 million kilos) of wasted food.
Listeria inoculation
The researchers inoculated cooked ham samples, each weighing 25g, with a five-strain mixture ofL. mono