PEGGY GREB / US DEPARTMENT OF AGRICULTURE / SCIENCE PHOTO LIBRARY PEGGY GREB / US DEPARTMENT OF AGRICULTURE / SCIENCE PHOTO LIBRARY
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Microbiology research. Technician and microbiologist (right) preparing samples of Campylobacter bacteria for automated analysis of their DNA (deoxyribonucleic acid) sequence. This is part of work on poorly understood bacterium called Arcobacter butzleri. This bacterium is being compared to related ones such as Campylobacter.
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