Microbiome

Recent articles

Wrinkled sheet of paper with multiple red rectangles printed on it.

Data duplications flagged in highly cited gut-brain studies

The duplications are a product of “inadvertent errors,” the authors say.

By Claudia López Lloreda
24 March 2026 | 4 min read
Collage of digestive-system organs, the brain and various shapes and figures.

Going against the gut: Q&A with Kevin Mitchell on the autism-microbiome theory

A new review of 15 years of studies on the connection between the microbiome and autism reveals widespread statistical and conceptual errors.

By Lauren Schenkman
13 November 2025 | 7 min read
Illustration of a body, brain visible through a transparent head, looking at orange circles over its hands.

Rethinking mental health: The body’s impact on the brain

Mounting evidence illustrates how peripheral molecules can influence brain function, offering new therapeutic targets.

By Georgia E. Hodes
11 February 2025 | 6 min read
A photograph of researcher Aya Osman

Striking a pose with Aya Osman

The neuroscientist and part-time fashion model opens up about the people who inspire her; her interest in science communication; and how she once ended up on a stage with Channing Tatum.

By Angie Voyles Askham
31 May 2024 | 7 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
Digital illustration of Prevotella bacteria.

Gut microbiome meta-analysis reveals consistent autism signal

But the field needs to move on from cross-sectional studies to gain insights into the causes and consequences of the association, experts say.

By Calli McMurray
22 August 2023 | 5 min read

‘wildDISCO’ cocktail yields whole-body maps of mouse neurons and more

A new technique used to create see-through rodents can help scientists analyze how the nervous system interacts with other body systems.

By Charles Q. Choi
20 July 2023 | 4 min read
Illustration of a pregnant woman seated next to a large diagram of the brain featuring chromosomes, bacteria and other microbes.

The link between maternal infection and autism, explained

Having an infection during pregnancy is tied to a small increase in the chances of having an autistic child, but the connection may not be causal.

By Charles Q. Choi
13 December 2022 | 8 min read
Illustration of hybrid objects: part light bulb, part lab vial, some in blue and some in red to signify null and replicated results.

Null and Noteworthy: COVID-19 conclusions; diagnosis duplication; oxytocin again

This month’s newsletter explores the pandemic’s effects on autism rates, trends in co-occurring mental health conditions, and the impact of intranasal oxytocin.

By Emily Harris
10 November 2022 | 5 min read
Illustration of hybrid objects: part light bulb, part lab vial, some in blue and some in red to signify null and replicated results.

Null and Noteworthy: Medication timing; oxytocin amounts; sensory sameness

Parents’ health, treatment dosages and sensory perception feature in this month’s crop of null and replicated results.

By Emily Harris
13 October 2022 | 5 min read

Explore more from The Transmitter

Neuro’s ark: Sounding out the evolution of hearing with geckos

Catherine Carr explains her discovery that geckos retain a vibration-sensing pathway previously thought to be lost when animals moved onto land.

By Helena Kudiabor
1 April 2026 | 5 min read
Magnifying glass.

Researchers retract multisensory learning paper after failed replications

Even though one set of experiments did not hold up, the authors stand by the original conclusions of the work and plan to resubmit it as a new paper.

By Calli McMurray
31 March 2026 | 4 min read
Mouse brain slices.

Cortical evolution, ZBTB18, and more

Here is a roundup of autism-related news and research spotted around the web for the week of 30 March.

By Jill Adams
31 March 2026 | 2 min read