Microglia

Recent articles

Research image of retinal ganglion cells in the lateral geniculate nucleus in mice.

Microglia’s pruning function called into question

Scientists are divided over the extent to which the cells sculpt circuits during development.

By RJ Mackenzie
24 October 2024 | 9 min read
Six different neurons.

Early trajectory of Alzheimer’s tracked in single-cell brain atlases

Inflammation in glia and the loss of certain inhibitory cells may kick off a disease cascade decades before diagnosis.

By Angie Voyles Askham
23 October 2024 | 8 min read
Research image of a chimeroid.

Brain ‘chimeroids’ reveal person-to-person differences rooted in genetics

These fusions created from multiple donors’ organoids may help scale up comparative brain research.

By Charles Q. Choi
5 July 2024 | 4 min read
Research illustration groups genes by their effects on brain cell types.

Giant analysis reveals how autism-linked genes affect brain cell types

Genes that predispose people to autism account for a large portion of the neuronal and glial cell changes seen in those with the condition.

By Charles Q. Choi
20 June 2024 | 5 min read
Illustration of neurons against a blue background.

Where do cell states end and cell types begin?

High-throughput transcriptomics offers powerful new methods for defining different types of brain cells. But we need to think more explicitly about how we use these data to distinguish a cell’s permanent identity from its transient states.

By Anne E. West
22 April 2024 | 6 min read
Red pencil leans on a stack of white paper

Alzheimer’s scientist to correct two papers because of data inconsistencies

Anonymous commenters raised concerns about the statistical methods that Soyon Hong and her colleagues used in their work.

By Gina Jiménez
8 March 2024 | 4 min read
Research image of microglia in rats.

Temperament is innate but hackable, animal studies suggest

Emotional reactivity and vulnerability to stress are largely inherited in rodents — but can be modified in early life by targeting inflammation-related cells or even just adjusting an animal’s environment.

By Holly Barker
23 January 2024 | 8 min read
A research image of a mouse brain

Immune-activation model mice escape infantile amnesia, retain early memories

Male pups born to mothers treated with immune-stimulating molecules show autism-like behaviors and, unlike wildtype animals, do not lose memories formed during early life.

By Giorgia Guglielmi
11 January 2024 | 5 min read
Research image of various types of cells.

Vast diversity of human brain cell types revealed in trove of new datasets

The collection offers a glimpse into differences in cell composition — across people and brain regions — that may shape neural function.

By Angie Voyles Askham
12 October 2023 | 7 min listen
Research image comparing microglia with serotonin receptors to those without.

Serotonin powers pruning of developing brain circuits in mice

Mice with microglia missing receptors for the neurotransmitter serotonin since birth have too many synapses and show social difficulties in adulthood.

By Katie Moisse
28 June 2023 | 5 min listen

Explore more from The Transmitter

Illustration of a funnel taking abstract shapes in at the top and spouting an organized flow of shapes out at the bottom.

To keep or not to keep: Neurophysiology’s data dilemma

An exponential growth in data size presents neuroscientists with a significant challenge: Should we be keeping all raw data or focusing on processed datasets? I asked experimentalists and theorists for their thoughts.

By Nima Dehghani
25 November 2024 | 5 min read
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