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The appreciation of wine by sommeliers: a functional magnetic resonance study of sensory integration

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Citation

Castriota-Scanderbeg, A., Hagberg, G., Cerasa, A., Committeri, G., Galati, G., Patria, F., et al. (2005). The appreciation of wine by sommeliers: a functional magnetic resonance study of sensory integration. NeuroImage, 25(2), 570-578. doi:10.1016/j.neuroimage.2004.11.045.


Cite as: https://hdl.handle.net/21.11116/0000-000A-0C21-4
Abstract
We set out to investigate how the expertise of a sommelier is embodied in neural circuitry by comparing brain activity elicited by wine tasting with that found in naïve drinkers of wine. We used fMRI to study 7 sommeliers and 7 age- and sex-matched control subjects to test the hypothesis that any difference in brain activity would reflect a learned ability to integrate information from gustatory and olfactory senses with past experience. A group analysis showed activation of a cerebral network involving the left insula and adjoining orbito-frontal cortex in sommeliers. Both these areas have been implicated in gustatory/olfactory integration in primates. In addition, activation was found bilaterally in the dorsolateral prefrontal cortex, which is implicated in high-level cognitive processes such as working memory and selection of behavioral strategies. Naïve individuals activated the primary gustatory cortex and brain areas, including the amygdala, implicated in emotional processing.