Macrophage engulfing streptococcus bacteria. Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing strept

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Macrophage engulfing streptococcus bacteria. Coloured composition scanning electron micrograph (SEM) of a macrophage white blood cell engulfing streptococcus bacteria. This process is called phagocytosis. Macrophages are cells of the body's immune system. They phagocytose and destroy pathogens, dead cells and cellular debris. Magnification: x7000 when printed at 10 centimetres wide.

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Size: 3657px × 4779px
Photo credit: © ***DEPENDS ON PIC***/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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