AJ PHOTO / SCIENCE PHOTO LIBRARY AJ PHOTO / SCIENCE PHOTO LIBRARY
Cell research. A researcher separating different strains of cells in a sample using an autoMACS (automated magnetic cell sorting and separation) machine. The solution had previously had a marker added to it that only attached itself to a certain strain of cells. The marker consists of electromagnetic balls joined to antibodies. Photographed at Genethon Laboratory, near Paris, France.
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