Blood samples. Rows of sample tubes containing donated blood. The blood has been separated into blood cells (dark red) and plasma (pale orange liquid) by spinning it at high speed in a centrifuge. Donated blood must be tested for infectious micro-organisms,as well as having its blood group determined | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Cuthbert, Colin |
Taille de l’image : | 4488 px × 4212 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |