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

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23 June 2026 | 5 min read
Research image of cortical excitation–inhibition balance.

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23 June 2026 | 2 min read
Thermal image of Danionella fish.

Exclusive: Janelia sunsets rodent work, launches transparent fish project

The Howard Hughes Medical Institute’s Janelia Research Campus is banking on whole-brain imaging in the Danionella fish to advance neuroscience, but some scientists forced to close their labs say that even with a three-year runway and transitional support, they feel betrayed by the pivot.

By Calli McMurray
22 June 2026 | 5 min read