Mouse models

Recent articles

A mouse sits on a gloved hand.

Molecular changes after MECP2 loss may drive Rett syndrome traits

Knocking out the gene in adult mice triggered up- and down-regulated expression of myriad genes weeks before there were changes in neuronal function.

By Chloe Williams
20 March 2025 | 5 min read
Dendritic spine images.

Targeting NMDA receptor subunit reverses fragile X traits in mice

The subunit acts as a “volume control” on signaling that shapes the density of dendritic spines, the new work suggests.

By Angie Voyles Askham
6 March 2025 | 5 min read
Two mice sleeping.

Soft touch quells loneliness in mice

Touch modulates one of two dueling types of hypothalamic neurons that, thermostat-like, balance an animal’s drive for social interaction.

By Angie Voyles Askham
26 February 2025 | 6 min read
Research image highlighting different brain regions.

X marks the spot in search for autism variants

Genetic variants on the X chromosome, including those in the gene DDX53, contribute to autism’s gender imbalance, two new studies suggest.

By Holly Barker
16 January 2025 | 6 min read
Illustration of a shrew, sandpiper, locust, axolotl, monarch butterfly, African killifish, naked mole rat, octopus, bat and cichlid.

The non-model organism “renaissance” has arrived

Meet 10 neuroscientists bringing model diversity back with the funky animals they study.

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
Research image of a portion of mouse brain.

Stress warps fear memories in multiple ways

Expanding the bounds of a fear memory or linking it to a neutral memory can shape a mouse’s fear response, two new studies show.

By Claudia López Lloreda
15 November 2024 | 5 min read
Research image of astrocytes in red activating alongside neurons in green in response to specific fear memories in mice.

Astrocytes star in memory storage, recall

The cells, long cast as support players in memory research, can activate or disrupt fear memories, according to a new study.

By Angie Voyles Askham
6 November 2024 | 5 min read
Two mice fighting.

Synaptic changes shape winning mice into bullies

When a mouse repeatedly defeats its opponents, brain circuits that underlie aggressive behaviors develop more stable connections, helping to ensure continual triumph, a new study shows.

By Claudia López Lloreda
14 October 2024 | 6 min read
Research image of neurons in the nucleus of the mouse solitary tract.

Cell population in brainstem coordinates cough, new study shows

The work also adds to a growing body of evidence showing that mice, and their genetic toolbox, can be used to study cough.

By Calli McMurray
6 September 2024 | 5 min read

Explore more from The Transmitter

Research image comparing methods of identifying genes and biological processes linked to Alzheimer's disease.

New tool may help untangle downstream effects of autism-linked genes

The statistical approach helps scientists better control for both measured and unmeasured confounders in gene-expression data, revealing causal relationships between autism-linked genetic variants and downstream cellular effects, such as impaired neuron development.

By Giorgia Guglielmi
27 March 2025 | 5 min read

Video catches microglia in the act of synaptic pruning

Live cell imaging reveals the clearest picture yet of this elusive process. Whether it’s something these cells do regularly remains up for debate.

By RJ Mackenzie
26 March 2025 | 0 min watch

Gabriele Scheler reflects on the interplay between language, thought and AI

She discusses how verbal thought shapes cognition, why inner speech is foundational to human intelligence and what current artificial-intelligence models get wrong about language.

By Paul Middlebrooks
26 March 2025 | 96 min listen