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Tag: neurotransmitters

June 2021
Mouse neuron recordings showing different levels of activity before and after an encounter with an unfamiliar mouse.
News

Neural network captures noisy neurons in autism mouse model

by  /  18 June 2021

Mice missing the autism-linked gene SHANK3 use more neurons to engage in social behavior than control mice do, reflecting a more disorganized, less efficient brain signaling network.

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Illustration of transporter mice in brain maze
News

After 60 years, scientists are still trying to crack a mysterious serotonin-autism link

by  /  4 June 2021

The high levels of serotonin seen in the blood of some autistic people have confounded scientists for more than half a century. Despite so little progress, some researchers refuse to give up.

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May 2021
News

Stimulant restores cell signaling, eases behavior issues in animals missing autism gene

by  /  28 May 2021

Worms and zebrafish missing both copies of the gene CHD7 have disrupted cellular signaling, a dearth of inhibitory neurons and behavior changes — all of which are reversed by the stimulant drug ephedrine.

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February 2021
Serotonin proteins
News

Sensor helps scientists spy on serotonin activity in mice in real time

by  /  5 February 2021

A glowing protein tracks serotonin levels and location in the brains of living mice and could yield clues to the neurotransmitter’s role in autism.

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January 2020
Two silhouettes, of child and an adult in a twilight colored setting. We can see inside the brain and interactions with medicine and the brain. The child's head is surrounded by clouds and the adult head is in the clear.
Opinion / Viewpoint

Why serotonin medications may yet help children with autism

by  /  28 January 2020

A class of medications used to treat obsessive-compulsive disorder seems to ease compulsive behaviors in adults with autism. Why can’t we tell if these medications work similarly in children with the condition?

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Opinion / Viewpoint

How the autonomic nervous system may govern anxiety in autism

by ,  /  14 January 2020

The branch of the nervous system that regulates subconscious bodily processes such as breathing and digestion may play a key role in autism.

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August 2019
News

Levels of brain chemicals may reflect severity of autism traits

by  /  19 August 2019

The levels of four chemicals in the brain may distinguish autism and vary with its severity, according to a new study.

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July 2019
Opinion / Viewpoint

How the social hormone vasopressin might help autistic people

by  /  9 July 2019

A drug that mimics the hormone vasopressin improves social skills in autistic people — but so does one that blocks vasopressin’s effects. How can seemingly opposing manipulations produce similar results?

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May 2019
Illustration of red figures on a big blue brain are serotonin signaling
News

Serotonin’s link to autism, explained

by  /  1 May 2019

Serotonin, the brain chemical best known for its link to depression, may also be involved in autism.

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Illustration shows the world is distorted through a point of view pair of glasses
News

The predictive coding theory of autism, explained

by  /  1 May 2019

In autism, a person’s brain may not form accurate predictions of imminent experiences, or even if it does, sensory input may override those predictions.

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