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man in blue dress shirt sitting beside man in blue dress shirt

A technician viewing a blot on a fluorescence microscope while another technician is using a pipette at the Advanced Technology Research Facility (ATRF), Frederick National Laboratory for Cancer Research, National Cancer Institute.

Calendar outlinedPublished on CameraNIKON CORPORATION, NIKON D300SSafetyFree to use under the Unsplash License

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