Clostridioides difficile (C. diff) is a bacterium that causes antibiotic resistant infections.

One of the leading causesTrusted Source of hospital-related deaths and a significant public health threat, C. diff caused half a million infections and almost 30,000 deaths in the United States in 2012.

Researchers often refer to it as a superbug, which is a strain of bacteria that is resistant to several types of antibiotics.


Credit: David Trinks

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