Illustration of natural killer cells (pink) attacking a cancer cell (purple) are lymphocytes that target virus infected cells and tumour cells without deliberate immunization or activation. They play a critical role in the control of tumour growth and metastasis. | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Gaertner, Juan |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |