Blood-brain barrier

Recent articles

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
Astrocytes in a mouse brain.

Unexpected astrocyte gene flips image of brain’s ‘stalwart sentinels’

The genetic marker upends the accepted orientation of non-star-like astrocytes in the glia limitans superficialis.

By Lauren Schenkman
28 March 2025 | 5 min read
Illustration of a lab with a smoking crater in the middle of the floor.

The Transmitter’s favorite features of 2024

Our chosen stories include tales about research misconduct in the lab, a neuroscientist working at the end of the world, and the passing of neuroanatomy’s “great-grandfather,” Harvey Karten.

By The Transmitter
23 December 2024 | 2 min read
Research image of mouse cells.

Immune cell interlopers breach—and repair—brain barrier in mice

The choroid plexus, the protective network of blood vessels and epithelial cells that line the brain’s ventricles, recruits neutrophils and macrophages during inflammation, a new study shows.

By Claudia López Lloreda
20 November 2024 | 6 min read
Maiken Nedergaard, Britta Engelhardt and Christer Betsholtz on a floating rock island with university facilities and abstract shapes.

Maiken Nedergaard’s power of disruption

The award-winning researcher’s discoveries have changed the way we think about the brain; that’s exactly what her critics dislike.

By Emily Sohn
26 February 2024 | 24 min read

Explore more from The Transmitter

Language-responsive regions light up in red on a series of brain scans.

Cerebellum responds to language like cortical areas

One of four language-responsive cerebellar regions may encode meaningful information, much like the cortical language network in the left hemisphere, according to a new study.

By Natalia Mesa
6 February 2026 | 4 min read
Illustration of a star-nosed mole.

Neuro’s ark: Understanding fast foraging with star-nosed moles

“MacArthur genius” Kenneth Catania outlined the physiology behind the moles’ stellar foraging skills two decades ago. Next, he wants to better characterize their food-seeking behavior.

By Lauren Schneider
4 February 2026 | 7 min read
A hand reaches to pull a sheet of paper out of a stack of papers.

Largest leucovorin-autism trial retracted

A reanalysis of the data revealed errors and failed to replicate the results.

By Claudia López Lloreda
3 February 2026 | 4 min read

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