nucleus accumbens

Recent articles

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

Grid of black-and-white headshots of neuroscience trainees.

‘A gut punch:’ How U.S. neuroscience trainees are grappling with diversity-based funding flux

Ten trainees spoke with The Transmitter about how the precarious state of U.S. federal funding is affecting their research and career plans.

By Calli McMurray, Angie Voyles Askham, Claudia López Lloreda
14 February 2025 | 2 min read
A brain made up of a matrix of small, predominately blue dots.

‘Bioethics and Brains: A Disciplined and Principled Neuroethics,’ an excerpt

In their new book, published earlier this week, Giordano and Shook examine how ethics can guide neuroscience research and its real-world applications.

By James Giordano, John Shook
14 February 2025 | 6 min read
A young child in a blue shirt sits in a red chair and speaks to an adult at the edge of the frame.

AI tool estimates social ability by analyzing speech

The system’s code and training data—drawn from one of the largest databases of speech recordings from autistic people—are openly available.

By Charles Q. Choi
13 February 2025 | 5 min read