Methods

Recent articles

Expanding set of viral tools targets almost any brain cell type

Harmless viruses that encase short noncoding DNA elements called enhancers enable cell-type-specific gene delivery across the central nervous system in rodents and primates.

By Holly Barker
19 November 2024 | 2 min watch
Illustration of a thermostat set to 22 point 5 degrees celsius, with a silhouette of a mouse adjusting its dial.

Mouse housing temperatures can cook experimental outcomes

Neuroscientists need to take note of how thermoregulatory processes influence the brain and behavior—for the sake of reproducibility and animal welfare.

By Caitlin James, Elizabeth Repasky, Sandra Sexton
5 November 2024 | 5 min read
Research image of neuron positions over time in mouse brain recordings.

Electrical fingerprints track single neurons over several months

The new approach, called UnitMatch, improves on past methods for analyzing large electrophysiological datasets, the researchers say.

By Claudia López Lloreda
1 November 2024 | 6 min read
A cortical neuron glows orange and red.

START method assembles brain’s wiring diagram by cell type

The new technique mapped the interactions of about 50 kinds of inhibitory neurons in the mouse visual cortex in finer detail than previous approaches.

By Holly Barker
31 October 2024 | 5 min read
Research image of fMRI scans on a black background.

Timing tweak turns trashed fMRI scans into treasure

Leveraging start-up “dummy scans,” which are typically discarded in imaging analyses, can shorten an experiment’s length and make data collection more efficient, a new study reveals.

By Angie Voyles Askham
30 October 2024 | 6 min listen
A collage illustration of a woman’s face fragmented by a mosaic of X chromosomes, lines and shapes.

Brains, biases and amyloid beta: Why the female brain deserves a closer look in Alzheimer’s research

New results suggest the disease progresses differently in women, but we need more basic science to unpack the mechanisms involved.

By Rachel Buckley
22 October 2024 | 8 min listen

New tissue-clearing techniques let microscopes peer deeper into living brains

Washing mouse brain tissue with a blood protein or complex sugar can illuminate cells 550 micrometers into the cortex without compromising its normal physiology.

By Calli McMurray
18 October 2024 | 0 min watch
Illustration of three figures standing in front of a grid of dots and a world map.

The S-index Challenge: Develop a metric to quantify data-sharing success

The NIH-sponsored effort aims to help incentivize scientists to share data. But many barriers to the widespread adoption of useful data-sharing remain.

By Loren Frank
8 October 2024 | 6 min listen

Octopus arm anatomy, molecular makeup revealed in new maps

The datasets provide “a very nice reference” for future functional studies.

By Calli McMurray
25 September 2024 | 1 min watch
Photograph of a child sitting at a laptop and performing an executive function test.

Brain imaging at the fair with Ka Ip

Does environment affect how children from diverse backgrounds perform on tests of executive function? Ip went to the Minnesota State Fair to find out.

By Angie Voyles Askham
24 September 2024 | 9 min read

Explore more from The Transmitter

Piggy bank with half of its body replaced by a brain.

Neuroscientists reeling from past cuts advocate for more BRAIN Initiative funding

The director of the U.S. National Institutes of Health calls BRAIN a “high priority” but acknowledges that difficult decisions lie ahead if federal budgets remain flat.

By Angie Voyles Askham
22 November 2024 | 5 min read
A repeating pattern of orange butterflies against a blue background.

‘Huge influx’ of neuroscientists migrates to Bluesky

Daily neuroscience-related posts on the social-media platform this week have increased more than 400 percent, on average, compared with October.

By Calli McMurray
21 November 2024 | 5 min read
Woman in a clinician's office.

Autism prevalence increasing in children, adults, according to electronic medical records

The uptick from 2011 to 2022 in the United States underscores a need for more services and research, the investigators say.

By Shaena Montanari
21 November 2024 | 2 min read