In vivo imaging of the spinal cord provides insights into the coding of skin temperature. Intriguingly, while heat-responsive dorsal horn neurons encode absolute temperatures, cold-responsive neurons report relative drops.
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Vandewauw, I., Voets, T. Heat is absolute, cold is relative. Nat Neurosci 19, 1188–1189 (2016). https://doi.org/10.1038/nn.4367
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DOI: https://doi.org/10.1038/nn.4367
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