Platelets. Coloured scanning electron micrograph (SEM) of a clump of activated platelets from a blood clot. Platelets are fragments of white blood cells. When blood clots,red blood cells (erythrocytes) are trapped within a fibrin protein mesh (beige),which is formed in response to chemicals secreted by the platelets. magnification: x8500 when printed 10cm wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Gschmeissner, Steve |
Bildgröße: | 4567 px × 3907 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: | - |