KATERYNA KON / SCIENCE PHOTO LIBRARY KATERYNA KON / SCIENCE PHOTO LIBRARY
Corynebacterium diphtheriae, computer illustration. C. diphtheriae is a gram-positive rod-shaped bacterium which is transmitted by respiratory way and causes disease diphtheria. Diphtheria is characterised by formation of fibrin-containing membranes on tonsils and on surface of respiratory tract which can lead to respiratory obstruction (difficulties in breathing). C. diphtheriae also produces a toxin which affects heart, nervous system and kidney.
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