Escherichia coli bacteria,coloured scanning electron micrograph (SEM). 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: 2000x when printed 10 centimetres wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Deerinck, Thomas / NCMIR |
Bildgröße: | 3373 px × 2590 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |