Epigenetics

Recent articles

Memory astrocytes.

Null and Noteworthy: Reanalysis contradicts report of immune memory in astrocytes

The analysis, which has not yet been peer reviewed, attributes the finding to misidentified immune cells instead.

By Laura Dattaro
30 April 2025 | 5 min read
Research image of cell types in the human brain.

Single-cell genomics technologies and cell atlases have ushered in a new era of human neurobiology

Single-cell approaches are already shedding light on the human brain, identifying cell types that are most vulnerable in the early stages of Alzheimer’s disease, for example.

By Ed Lein, Hongkui Zeng
24 March 2025 | 7 min read
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
Composite of brain imaging techniques.

Thanks to new technologies, neuroscientists have more direct access to the human brain than ever before

Model systems continue to offer us tremendous insight, but it’s time for basic researchers to train their sights on the human brain. If I were starting my career today, I would focus on human neurobiology.

By Joshua R. Sanes
17 March 2025 | 7 min read
A diagram of green neurnons

Cocaine, morphine commandeer neurons normally activated by food, water in mice

Confirming a long-held hypothesis, repeated exposure to the drugs alters neurons in the nucleus accumbens, the brain’s reward center, and curbs an animal’s urge for sustenance.

By Lauren Schenkman
8 May 2024 | 5 min read
Research image of organoids in the forebrain.

Head size parts autism into two major subtypes

An imbalance in the number of excitatory neurons in early brain development may account for the difference.

By Charles Q. Choi
12 September 2023 | 4 min read
Photograph of a family of rhesus macaque monkeys.

Father’s genes may drive sociability in male monkeys

The findings in rhesus macaque monkeys may provide clues to sex differences in the heredity of social behavior in people.

By Charles Q. Choi
18 August 2023 | 3 min read
Illustration of half of a brain on the left and half of a heart on the right

Change of heart and mind: Autism’s ties to cardiac defects

Children with congenital heart disease have an increased likelihood of autism. Why?

By Lauren Schenkman
21 July 2023 | 12 min read
Composite research image of organoids at several stages of development.

Genetic background sways effects of autism-linked mutation

Experiments offer clues to why certain mutations are associated with autism in some people and not others.

By Charles Q. Choi
18 May 2023 | 4 min read
Illustration of neurons.

Chromatin remodeling tied to altered splicing in autism model

Exposing neurons to valproic acid, a well-known environmental risk factor for autism, disrupts their ability to generate different proteins from the same gene.

By Giorgia Guglielmi
7 February 2023 | 5 min read

Explore more from The Transmitter

Star-responsive neurons steer moths’ long-distance migration

Cells in the bogong moth brain respond to astral landmarks to orient the insects in the direction they need to go.

By Angie Voyles Askham
18 June 2025 | 5 min listen

Exclusive: Issues with dozens of papers prompt inquiry into prolific stroke researcher

Two of John H. Zhang’s papers have been retracted, 19 have corrections, and 27 have expressions of concern.

By Calli McMurray
18 June 2025 | 4 min read

Nicole Rust on her new book, ‘Elusive Cures’

Rust discusses how understanding the brain as a complex dynamical system will help us accelerate treatments for brain disorders.

By Paul Middlebrooks
18 June 2025 | 93 min listen