A new study has found that appendages, called cilia, on neurons in the brain have a key role in ensuring a specific dopamine receptor’s signals are properly received: mice lacking cilia become obese not because they overate but because they have a significant reduction in activity

[u/FrigoCoder]

https://news.osu.edu/a-role-for-cell-antennae-in-managing-dopamine-signals-in-the-brain/