Appetite regulation

Recent articles

Research image of brain circuits.

Novel neurons upend ‘yin-yang’ model of hunger, satiety in brain

The new type of leptin-sensitive cells curb hunger quickly—adding to an increasingly complex picture of brain circuits that control feeding behaviors.

By Giorgia Guglielmi
9 December 2024 | 5 min read
Illustration of a mouse with cheese on its left and a drop of water on its right.

Should I stay (and eat) or should I go? How the brain balances hunger with competing drives

Understanding the interplay among rival signals, such as pain, thirst and fear, could provide insights into anxiety and other neuropsychiatric conditions.

By Giorgia Guglielmi
11 October 2024 | 8 min read

Explore more from The Transmitter

Cortical organoids.

Five-year-old human brain organoids aged on schedule

The cultured spheres typically mimic only prenatal development, but the five-year-old ones grown in Paola Arlotta’s lab acquired postnatal features.

By Claudia López Lloreda
19 August 2026 | 5 min read

Brainstem neurons add new element to ‘already complex’ anxiety circuitry

Precise optogenetic modulation of a medullary neuron population reveals their role in anxiety-like behaviors.

By Sarah Thau
19 August 2026 | 0 min watch