Olfactory inputs to appetite neurons in the hypothalamus

Proceedings of the National Academy of Sciences, Volume 123, Number 5, February 2026.
ImportanceThe sense of smell profoundly influences appetite, but the underlying neural circuits are unexplored. Here, we examine the upstream circuitry of hypothalamic agouti-related peptide (AgRP) neurons, which stimulate appetite, and pro-opiomelanocortin (…