Stem cells

Recent articles

Research image of brain scans.

Impaired molecular ‘chaperone’ accompanies multiple brain changes, conditions

Rare genetic variants in a protein-folding complex contribute to a spectrum of phenotypes that encompass brain malformations, intellectual disability, autism and seizures, according to a new “hallmark” study.

By Holly Barker
12 December 2024 | 5 min read
Black-and-white research image of brain organoids.

Brain organoid size matches intensity of social problems in autistic people

Overgrown organoids could point to mechanisms underlying profound autism.

By Holly Barker
18 July 2024 | 5 min read
Neural progenitor cells in a culture medium, color-enhanced scanning electron micrograph (SEM).

Autism subgroups converge on cell growth pathway

Faulty mTOR signaling, implicated in syndromic forms of autism, also hinders cells grown from people with idiopathic autism or autism-linked deletions on chromosome 16.

By Angie Voyles Askham
2 April 2024 | 5 min listen
An illustration of a gold circle and wavy blue plants.

Building a brain: How does it generate its exquisite diversity of cells?

High-throughput technologies have revealed new insights into how the brain develops. But a truly comprehensive map of neurodevelopment requires further advances.

By Tomasz Nowakowski, Karthik Shekhar
18 March 2024 | 6 min read
A scientist looks into a microscope

Raising the bar for stem cell research: Q&A with Jack Mosher

New quality benchmarks for basic research involving stem cells promise to improve rigor and reproducibility, says Mosher, who helped develop the standards.

By Lauren Schenkman
10 October 2023 | 7 min read

Autism’s ties to the cell skeleton

Many genes related to the condition play a role in the internal scaffolding of cells, and cytoskeletal disruptions can affect neurodevelopment and behavior.

By Giorgia Guglielmi
22 June 2023 | 7 min read
Research image of neurons and astrocytes.

Astrocytes fuel erratic firing in fragile X neurons

A shift in astrocyte secretions may explain the atypical firing patterns of neurons derived from people with fragile X syndrome.

By Lauren Schenkman
10 May 2023 | 5 min read
Adapted research image of immunofluorescence staining of primary cortical neurons showing expression of PTBP proteins and reduced level of the protein SYNGAP1.

‘Splice-switching’ strategy boosts SYNGAP1 expression

The approach improves the function of SYNGAP1-deficient neurons in vitro, but whether it will work in people remains unclear.

By Angie Voyles Askham
21 March 2023 | 5 min read
Research image comparing neurons that lack the ZFP462 gene to wildtype neurons.

Autism-tied gene ZNF462 keeps developing neurons on track

The gene, linked to a little-known condition called Weiss-Kruszka syndrome, prevents embryonic stem cells from deviating from their neuronal destiny.

By Laura Dattaro
1 February 2023 | 4 min read
Lab images of cilia.

Autism and the cell’s antennae

Many autism-linked genes are somehow tied to cilia, the tiny hair-like sensors that stud a cell’s surface. But the question remains whether, and how, cilia differences contribute to the condition.

By Giorgia Guglielmi
4 January 2023 | 6 min read

Explore more from The Transmitter

Alison Preston explains how our brains form mental frameworks for interpreting the world

Preston discusses her research examining differences in how children, teenagers and adults integrate new information into their memories.

By Paul Middlebrooks
12 March 2025 | 90 min listen
A dropper above a row of beakers against a background of blackboard calculations.

Calculating neuroscience’s carbon cost: Q&A with Stefan Pulver and William Smith

The two scientists discuss how to estimate a research project’s carbon emissions, from supply procurement to energy usage.

By Calli McMurray
12 March 2025 | 7 min read

U.S. BRAIN Initiative set to lose $81 million this year

A government spending bill, which was approved today by the House of Representatives and heads next to a Senate vote, allocates 20 percent less funding for the program than last year.

By Angie Voyles Askham
11 March 2025 | 3 min read