How Culture-Independent Diagostics Threaten Public Health Surveillance By Lydia Zuraw  Traditional methods for diagnosing foodborne illness infections such as Salmonella, Campylobacter and E. coli involve cultivating patient samples in an artificial nutrient medium. But tests that don’t require isolates from pure culture are becoming increasingly popular. There are different kinds of culture-independent diagnostic tests (CIDTs), but they all take a broad look at the DNA in... Continue Reading
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The Environmental Working Group – famous for its list of produce most likely to be contaminated with pesticides – has now released a "Dirty Dozen" guide for food additives. There are more than 10,000 additives in food distributed in the U.S., and EWG is trying to highlight “some of the worst failures of the regulatory... 
When John Snow traced the London cholera epidemic of 1854 to a local well, he removed the pump handle so all would know the source of the fatal disease when it ceased to plague the city. Removing that pump handle is still remembered today because it represented public health's first major victory. But it seems... 
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