Colorized SEM of four spherical methicillin-resistant Staphylococcus aureus (MRSA) bacteria (purple) in the process of being phagocytized by a human neutrophil white blood cell (blue) [Getty Images]

Colorized SEM of four spherical methicillin-resistant Staphylococcus aureus (MRSA) bacteria (purple) in the process of being phagocytized by a human neutrophil white blood cell (blue)

Cultura Callista Images