| Illustration of a ricin protein. Ricin is an extremely toxic protein from the seeds of the Ricinus communis tree and inhibits protein biosynthesis in the cell, causing it to die. | |
| Licence : | Droits gérés |
| Crédit: | Science Photo Library / MICHAEL HOFFMANN / MEDICAL GRAPHICS |
| Taille de l’image : | 4961 px × 3508 px |
| Model Release : | Non requis |
| Property Release : | Non requis |
| Restrictions : | - |