Diphtheria bacteria. Coloured transmission electron micrograph of a section through a group of Corynebacterium diphtheriae bacteria,the causative agent of the disease diphtheria. The Gram-positive bacteria are inhaled or contracted by direct contact with an infected person. It produces a toxin that causes a sore throat,breathing difficulties and fever. It may also lead to heart damage,and can be fatal. Antibiotic drugs can treat the disease,and it is rare in the developed world. Magnification: x20,000 at 6x4.5cm size | |
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Crédit: | Science Photo Library / Pasieka, Alfred |
Taille de l’image : | 3543 px × 2653 px |
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