Coloured scanning electron micrograph (SEM) of human macrophage white blood cells infected with Streptococcus pyogenes bacteria (pink). Macrophages are cells of the body's immune system. They phagocytose (engulf) and destroy pathogens, dead cells and cellular debris. Magnification: x2, 730 when printed at 10 centimetres tall. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 5000 px × 3750 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |