Santé et remèdes
Coloured SEM of Shigella dysenteriae bacteria, the cause of dysentery in humans. Several of the rod-shaped, non-motile, Gram- negative bacterial cells can be seen. Dysentery affects mainly the large intestine and varies in severity from a mild attack of diarrhoea to an acute infection. Until the introduction of sulphonamide drugs in the 1930s it was a world- wide killer disease. It still affects the young, elderly and malnourished. Infection is spread by flies, dir
Source : http://www.sciencephoto.com/media/11549/view
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