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

Image showing duplicated data.

University probe leads to retraction of four neural tube studies

The University of Maryland conducted an internal investigation that identified image duplications and other data integrity issues in the studies, according to the retraction notices.

By Claudia López Lloreda
16 October 2026 | 6 min read
Illustration of five purple rectangles arranged three-dimensionally like folders on a black background with a pattern of white dots and white plus signs.

Highly cited autism paper earns expression of concern over data duplications

The notice, published in Nature last week, also addressed an image duplication identified by a prominent research-integrity sleuth.

By Madeline Shaw
16 October 2026 | 4 min read
Illustration of pixellated MRI scans morphing into the scales of justice.

Govern neurodata by how it’s used, not where it’s from

New neurodata laws will shape how researchers gather, share and reuse brain data. A use-based governance protects basic researchers and those whose data are being used, without freezing science.

By José M. Muñoz
16 October 2026 | 7 min read