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A gentle lick or nibble makes this brain circuit buzz

Red and green dots reveal neurons and protein expression of a chemical messenger in a brain slice of the rat thalamus.

A cluster of green spots marks neurons in the thalamus that make the chemical messenger parathyroid hormone 2. This molecule is involved in encouraging social touching in rats. Credit: D. Keller et al./Curr. Biol.

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Nature 609, 656 (2022)



  1. Keller, D. et al. Curr. Biol. (2022).

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