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

Illustration of an open journal featuring lines of text and small illustrations of eyes and mouths.

Processing facial emotions, and more

Here is a roundup of autism-related news and research spotted around the web for the week of 4 May.

By Jill Adams
5 May 2026 | 2 min read
Research image of patters of expression of autosomal genes

Gene activity in human cortex shows striking sex differences

The results mark a “dramatic shift” in how neuroscientists think about sex differences, and they may help explain sex biases in certain neurodegenerative and neurodevelopmental conditions.

By Lauren Schenkman
5 May 2026 | 5 min read
typing on computer

Why expertise won’t protect you from AI’s influence

When writing a grant or reasoning about a problem, artificial intelligence can exert a subtle bias that often goes undetected, even if we’re doing our best to be aware of it.

By Tim Requarth
4 May 2026 | 6 min read