Q fever bacteria (yellow) in an infected cell

Robert Heinzen, Elizabeth Fischer, and Anita Mora, National Institute of Allergy and Infectious Diseases, National Institutes of Health

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Q fever bacteria in an infected cell 

This image shows Q-fever bacteria (yellow), which infect cows, sheep, and goats around the world and can infect humans, as well. When caught early, Q fever can be cured with antibiotics. A small fraction of people can develop a more serious, chronic form of the disease.

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