Metabolism

Recent articles

Pixelated human brain scans showing the distribution of mitochondria.

Mitochondrial ‘landscape’ shifts across human brain

Evolutionarily newer regions sport mitochondria with a higher capacity for energy production than older regions, according to the first detailed map of the organelles in a tissue slice, adding to mounting evidence that the brain features a metabolic gradient.

By Claudia López Lloreda
25 April 2025 | 6 min read
Research image of brain glucose levels in mice.

Food for thought: Neuronal fuel source more flexible than previously recognized

The cells primarily rely on glucose—rather than lactate from astrocytes—to generate energy, according to recent findings in mice.

By Giorgia Guglielmi
7 February 2025 | 6 min read

Into the woods with Susan Masino

When she isn't researching the links between metabolism and brain activity, this neuroscientist logs time in forests and advocates for protecting green spaces.

By Emmet Fraizer
5 January 2024 | 5 min read
Research image of the blood-brain barrier.

Rare autism-linked mutation starves growing neurons of essential nutrients

The mutation prevents certain amino acids from entering neurons, causing the cells to die early in development.

By Lauren Schenkman
10 April 2023 | 5 min read
A photograph of an infant's foot.

Dietary changes ease traits in rare autism-linked condition

Early treatment with nutritional supplements and a high-protein diet forestalls some neurodevelopmental problems for children with BCKDK deficiency.

By Lauren Schenkman
21 February 2023 | 5 min read
An adult administers a medication to an infant.

Experimental drug shows promise for autism-linked syndromes

The drug quells seizures in children with Dravet syndrome or Lennox-Gastaut syndrome.

By Charles Q. Choi
2 September 2022 | 5 min read
Brain made up of two different medicines

Meet the company trying precision medicine for autism

Swiss biotech Stalicla hopes to bring precision medicine to autism. Experts praise efforts to identify autism subgroups, but evidence to support the company’s claims has yet to be seen.

By Giorgia Guglielmi
27 June 2022 | 12 min listen

Altering metabolic pathway spurs neuronal, behavioral changes in mice

Overexpressing genes involved in the pathway, which regulates protein quality, changes repetitive behaviors in the animals.

By Laura Dattaro
5 April 2022 | 5 min read

Mitochondria: An energy explanation for autism

People with autism have more mutations than others do in both mitochondrial DNA and nuclear DNA that affects mitochondrial function.

By Laura Dattaro
22 November 2021 | 3 min watch
Stylized illustration combines flat color and 3D forms make up a mitochondria with human heads inside it.

Meet the ‘mitomaniacs’ who say mitochondria matter in autism

Clues that problems with mitochondria contribute to autism have been accumulating for decades. In the past five years, a mutant mouse and a flurry of findings have energized the field.

By Laura Dattaro
22 November 2021 | 18 min read

Explore more from The Transmitter

A clinician holds a clipboard while someone else sits on a couch.

Expediting clinical trials for profound autism: Q&A with Matthew State

Aligning Research to Impact Autism, a new initiative funded by the Sergey Brin Family Foundation, wants to bring basic science discoveries to the clinic faster.

By Lauren Schenkman
24 April 2025 | 8 min read
Illustration of astrocytes in a petri dish.

This paper changed my life: Shane Liddelow on two papers that upended astrocyte research

A game-changing cell culture method developed in Ben Barres’ lab completely transformed the way we study astrocytes and helped me build a career studying their reactive substates.

By Shane Liddelow
23 April 2025 | 6 min read

Dean Buonomano explores the concept of time in neuroscience and physics

He outlines why he thinks integrated information theory is unscientific and discusses how timing is a fundamental computation in brains.

By Paul Middlebrooks
23 April 2025 | 111 min listen