Neuromodulators

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

Explore more from The Transmitter

Patient being administered an EEG test.

Single-neuron recordings are helping to unravel complexities of human cognition

As this work begins to bear fruit, researchers “are becoming less afraid to ask very difficult questions that you can uniquely ask in people.”

By Claudia López Lloreda
14 March 2025 | 8 min read
University of Puerto Rico building.

The future of neuroscience research at U.S. minority-serving institutions is in danger

Cuts to federally funded programs present an existential crisis for the University of Puerto Rico’s rich neuroscience community and for research at minority-serving institutions everywhere.

By Carmen S. Maldonado-Vlaar
14 March 2025 | 5 min read
Research image of gene expression.

Sequencing study spotlights tight web of genes tied to autism

The findings, shared in a preprint, help to illuminate how a large and heterogeneous group of genes could be involved in autism.

By Katie Moisse
13 March 2025 | 5 min read