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Week 8: Alternatives to antibiotics

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This figure comprises a schematic illustrating quorum sensing. In part (a) a small number of bacterial cells (in blue) produce low levels of chemical messengers (represented by red triangles). In part (b) large number of bacteria (in green) produce high levels of chemical messengers which bind to and activate receptors on the bacteria causing them to alter their behaviour.

 1 Disrupting bacterial communication