Coloured scanning electron micrograph (SEM) of a natural killer cell (NK cell) from a human donor. Natural killer cells are a form of white blood cells that are able to recognise and kill abnormal cells such as tumour cells and virus-infected cells. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / NATIONAL INSTITUTES OF HEALTH / National Institute of Allergy and Infectious Diseases |
Bildgröße: | 3500 px × 2625 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |