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

Image of squirrels on a branch.

NeuroAI and the hidden complexity of agency

As we attempt to build autonomous artificial-intelligence systems, we're discovering that a capability we take for granted in animals may be much more complex than we imagined.

By Anthony Zador
5 February 2025 | 6 min read

Plaque levels differ in popular Alzheimer’s mouse model depending on which parent’s variants are passed down

5XFAD model mice that inherit two disease-related genes from their fathers have double the plaques seen in those with maternal inheritance, a new study shows.

By Shaena Montanari
4 February 2025 | 0 min watch
The word Doctored spelled out on pills.

‘Doctored: Fraud, Arrogance, and Tragedy in the Quest to Cure Alzheimer’s,’ an excerpt

In his new book, published today, investigative journalist Charles Piller tells the story of the scientific misconduct that shook Alzheimer’s disease research to its core, and the neuroscientist who helped to expose it.

By Charles Piller
4 February 2025 | 9 min read