Escherichia coli bacteria,coloured scanning electron micrograph. E. coli bacteria are a normal part of the intestinal flora in humans and other animals,where they aid digestion. However,some strains,for instance E. coli O157,can produce a toxin that leads to severe illness or even death. Normal strains can also produce infections in weakened or immunosuppressed people. Magnification: x7000 when printed 10 centimetres wide | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / CDC / NIAID |
Taille de l’image : | 4558 px × 3821 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |