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Research image of a mouse brain with the same spot shown three times in different colors to show different neurochemical concentrations.

New dopamine sensor powers three-color imaging in live animals

The tool leverages a previously unused segment of the color spectrum to track the neurotransmitter and can be used with two additional sensors to monitor other neurochemicals at different wavelengths.

By Diana Kwon
25 July 2025 | 5 min listen
Research image of neurons in the interpeduncular nucleus.

‘Understudied secret’ in brain dampens nicotine drive in mice

The interpeduncular nucleus produces an aversion to nicotine, even at low doses, and helps moderate how rewarding mice find the drug.

By Lauren Schenkman
4 June 2025 | 5 min listen

Explore more from The Transmitter

Mother mouse with pups.

Oxytocin shapes both mouse mom and pup behavior

Distressed pups emit distinct cries for help, which depend on oxytocin neurons in their hypothalamus.

By Claudia López Lloreda
11 September 2025 | 5 min read
Research image showing cell activity in a particular region of the mouse thalamus.

Sensory gatekeeper drives seizures, autism-like behaviors in mouse model

The new work, in mice missing the autism-linked gene CNTNAP2, suggests a mechanism to help explain the overlap between epilepsy and autism.

By Diana Kwon
11 September 2025 | 5 min listen

Michael Breakspear and Mac Shine explain how brain processing changes across neural population scales

Breakspear and Shine find a scale-free property of brain activity that is conserved across diverse species, suggesting that a universal principle of brain activity underlies cognition.

By Paul Middlebrooks
10 September 2025 | 1 min read

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