(WEST LAFAYETTE) - A Purdue University researcher is advocating improved routine safety testing of the nation's food supply.
This comes shortly after Nestle USA voluntarily recalled 300 thousand cases of toll house cookie dough products linked with E. coli bacteria.
Bruce Applegate, Purdue associate professor of food science, says it's a mystery how the strain of bacteria which normally lives in animals like cattle, deer and sheep, showed up in a product like cookie dough.
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