Calcium imaging

Recent articles

Judit Pungor and Angelique Allen stand in front of a saltwater tank.

Cephalopods, vision’s next frontier

For decades, scientists have been teased by the strange but inaccessible cephalopod visual system. Now, thanks to a technological breakthrough from a lab in Oregon, data are finally coming straight from the octopus brain.

By Calli McMurray
27 May 2025 | 14 min listen
Detailed image of neurons in the mouse visual cortex.

Inhibitory cells work in concert to orchestrate neuronal activity in mouse brain

A cubic millimeter of brain tissue, meticulously sectioned, stained and scrutinized over the past seven years, reveals in stunning detail the role of inhibitory interneurons in brain structure and function.

By Katie Moisse
9 April 2025 | 6 min listen
Raphael Yuste leaning on a bench in his lab. A red filter colors the scene.

Releasing the Hydra with Rafael Yuste

Losing HHMI Investigator status prompted Yuste to study neural networks in a new way.

By Brady Huggett, Shaena Montanari
4 April 2025 | 10 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 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
Illustrated portrait of Lin Tian.

Biosensors and being fearless with Lin Tian

Tian discusses protein function and structure, and the historic city in China where she was born.

By Brady Huggett
1 September 2024 | 62 min listen

Widely used calcium imaging protocol can lead to spurious results, new paper cautions

The technique, which measures calcium currents as a proxy for neuronal firing, sometimes reports unusual and potentially misleading waves of activity in the hippocampus.

By Angie Voyles Askham
19 June 2024 | 0 min watch
A research image of a mouse with a device attached to its head

Innovative device records activity from distant brain areas simultaneously

The headset combines calcium imaging and electrode recordings to track both the cerebellum and anterior cingulate cortex as mice socialize.

By Claudia López Lloreda
4 April 2024 | 4 min read

Explore more from The Transmitter

Chris Rozell explains how brain stimulation and AI are helping to treat mental disorders

Rozell and his colleagues, using deep brain stimulation and explainable artificial intelligence, have developed tools to help people with treatment-resistant depression.

By Paul Middlebrooks
13 August 2025 | 1 min read
Illustration of a musical staff with notes represented by neurons.

This paper changed my life: Abigail Person on birdsong, feed-forward circuits and convergent computations

By isolating specific neuron types involved in zebra finch birdsong, this 2002 Nature paper from Michael Fee and colleagues revealed elegant neural mechanisms controlling the timing of natural learned behavior.

By Abigail Person
12 August 2025 | 6 min listen
Research image of mouse auditory brainstems.

Prosocial effects of oxytocin are state dependent; and more

Here is a roundup of autism-related news and research spotted around the web for the week of 11 August.

By Jill Adams
12 August 2025 | 2 min read