Opioid peptide signal in the brain makes mice hungrier for reward

Opioid peptide signal in the brain makes mice hungrier for reward

Nature, Published online: 13 October 2021; doi:10.1038/d41586-021-02723-z

Release of opioid peptide in the brain leads food-deprived mice to eat more sugar than do mice that are well fed. This opioid signalling mechanism fine-tunes the reward value of food according to the animal’s state.
Source: Nature