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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 | 4 min read
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 | 4 min read

Explore more from The Transmitter

Illustration of Middle Eastern neuroscientists talking at a bar, eating baklava.

An Iranian, an Israeli, and a Palestinian neuroscientist walked into a bar…

That chance occurrence at an SfN social led us to organize the Middle Eastern Systems Neuroscience Symposium, and forge a plan to build a community that transcends political barriers through scientific connection.

By Arash Fassihi, Gily Ginosar, Noga Larry, Abdulraheem Nashef
28 July 2026 | 7 min read
Research image of inhibitory neurons and parvalbumin-expressing neurons.

Federal advisory panel extends comment period, and more

Here is a roundup of autism-related news and research spotted around the web for the week of 27 July.

By Jill Adams
28 July 2026 | 1 min read

Oregon primate research center to downsize monkey colony, pivot to non-animal models

The center’s host university had been negotiating with the federal government about converting the center into an animal sanctuary. A new plan, approved today, preserves some of the center’s nonhuman primate studies.

By Calli McMurray
27 July 2026 | 5 min read