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  • RESEARCH HIGHLIGHT

How the brain makes us go ‘Achoo!’

Researchers track down a signalling molecule and brain cells involved in generating a sneeze.
Mouse nasal cavity

The inside of a mouse’s nose is rich in nerve fibres (green) that carry sensory information. Credit: F. Li et al./Cell

Scientists have pinpointed the precise populations of neurons that produce the sneeze — a crucial reflex that enables us to remove pathogens and irritants from our airways.

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Nature 594, 476 (2021)

doi: https://doi.org/10.1038/d41586-021-01605-8

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