Brucellosis is an infectious disease caused by bacteria.

People can get the disease when they are in contact with infected animals or animal products contaminated with the bacteria. Animals that are most commonly infected include sheep, cattle, goats, pigs, and dogs, among others.

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February 8, 2019

The CDC and state health officials are investigating potential exposures to Brucella RB51 in 19 states, connected to consuming raw (unpasteurized) milk from Miller’s Biodiversity Farm in Quarryville, Pennsylvania.

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Brucellosis and raw milk

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Brucellosis in the U.S.

New Perspectives for Clinicians

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Lab Submissions

For Brucella Species

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Brucellosis Worldwide

Areas at Greatest Risk