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woman in white long sleeve shirt holding silver and black metal tool
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woman in white long sleeve shirt holding silver and black metal tool

Chanelle Case Borden, Ph.D., a postdoctoral fellow in the National Cancer Institute's Experimental Immunology Branch, pipetting DNA samples into a tube for polymerase chain reaction, or PCR, a laboratory technique used to make multiple copies of a segment of DNA.

Calendar outlinedPublished on CameraCanon, EOS 7D
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