Your brain has individual neurons that respond to the smell of bananas

Our brains contain “banana” neurons that fire when we see or smell the fruit, or even just hear the word “banana”, hinting at how concepts are encoded within the brain.

We already know that several brain regions – including the piriform cortex, amygdala, hippocampus and entorhinal cortex – are responsible for processing smells, but until now no one had ever explored the role of individual brain cells, or neurons.

To fill this gap, Florian Mormann at the University Hospital…