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Cellular signalling

Bacterial sensors poised at criticality

Spontaneous switching between active and inactive states in bacterial chemosensory arrays is shown to operate near a critical point. Through biologically controlled disorder, cells balance high signal gain with fast response.

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Fig. 1: Balancing sensitivity and speed at the critical edge.

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Correspondence to Junhua Yuan.

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Yuan, J. Bacterial sensors poised at criticality. Nat. Phys. (2026). https://doi.org/10.1038/s41567-025-03160-9

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