Nucleus accumbens

Recent articles

Two prairie voles.

Oxytocin prompts prairie voles to oust outsiders, fortifying their friendships

The “love hormone” drives the neurobiology behind platonic bonds in animals usually studied for their romantic attachments.

By Holly Barker
8 August 2025 | 7 min read
Research image of serotonin and dopamine neurons manipulated simultaneously in mice.

Dopamine ‘gas pedal’ and serotonin ‘brake’ team up to accelerate learning

Mice learn fastest and most reliably when they experience an increase in dopamine paired with an inhibition of serotonin in their nucleus accumbens, a new study shows, helping to resolve long-standing questions about the neuromodulators’ relationship.

By Angie Voyles Askham
12 February 2025 | 5 min read
Two prairie voles touch snouts in a tank.

Brain gene expression syncs between bonded prairie voles

The overlapping activity in the animals’ nucleus accumbens may underpin pair bonding, a new preprint suggests.

By Shaena Montanari
10 January 2025 | 5 min read
A diagram of green neurnons

Cocaine, morphine commandeer neurons normally activated by food, water in mice

Confirming a long-held hypothesis, repeated exposure to the drugs alters neurons in the nucleus accumbens, the brain’s reward center, and curbs an animal’s urge for sustenance.

By Lauren Schenkman
8 May 2024 | 5 min read

Explore more from The Transmitter

Red note stuck in a stack of paper.

Scientists decry conference’s use of hidden prompts to snare AI peer reviews

The invisible messages, which instruct large language models to use telltale phrases in a peer-review report, are effective in catching artificial-intelligence misuse but also erode trust, some say.

By Dalmeet Singh Chawla
1 July 2026 | 4 min read

Johannes Jaeger explains why we should care that brains and AI are not the same

From single cells to whole organisms, living beings must continuously regenerate themselves and judge what's important to continue living. Artificial intelligence does not and cannot.

By Paul Middlebrooks
1 July 2026 | 1 min read
Mosquito.

What mosquitos lay bare about proprioception

By comparing the proprioceptive systems of mosquitos and fruit flies, Sweta Agrawal aims to uncover fundamental features of the ability to sense self-movement.

By Calli McMurray
1 July 2026 | 5 min read