Coloured scanning electron micrograph (SEM) of a natural killer (NK) cell. NK cells are a type of white blood cell and a component of the immune system. They recognise certain proteins, or antigens, on virus-infected or tumour cells and destroy them. Magnification: x10, 660 when printed at 10 centimetres wide. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / EYE OF SCIENCE |
Taille de l’image : | 4180 px × 4180 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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