The expressionist movement

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Cells exploit chemical waves to map the space around them, but their dynamics is difficult to replicate. Using a set of genes to generate a travelling front of protein concentration outside a living cell constitutes a remarkable achievement.

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Figure 1: Running a bistable gene regulatory network in a microfabricated array of interconnected compartments generates a travelling front of protein.


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Correspondence to André Estevez-Torres.

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Estevez-Torres, A. The expressionist movement. Nature Phys 11, 992–993 (2015) doi:10.1038/nphys3496

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