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Signs & Symptoms

Autism’s core symptoms accompany a constellation of subtle signs that scientists are just beginning to unmask.

News
DNA mutation

Proteins linked to top autism gene might aid early diagnosis

by  /  26 February 2021
Blood levels of PTEN protein and associated molecules could eventually help diagnose autism and other neurological conditions — and predict their outcomes.
News / Toolbox
Child with clinician, making eye contact

Algorithm ‘sees’ when people’s eyes meet

by  /  25 February 2021
A new machine-learning tool detects eye contact during recorded face-to-face interactions as accurately as expert observers can.
News
Female teen in an institutional setting, blue light by widows, blinds drawn.

Emotional challenges predict hospital stays in autistic children

by  /  24 February 2021
Autistic children who have difficulty managing their emotions are also likely to take medication and need assistance from emergency responders.
February 2021
white mouse looking at something out of frame
News / Toolbox

New tool captures dynamic changes in decision-making

by  /  4 February 2021

A new open-source software package makes it possible to model changes in human and animal behavior over the course of an experiment.

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January 2021
3D image of a rat with motion sensor nodes on, in a clear cage.
News

Motion-capture videos reveal atypical grooming in fragile X rats

by  /  27 January 2021

A Hollywood-inspired video tool that captures movement in three dimensions over extended time periods shows that rats lacking the autism-linked gene FMR1 have different grooming patterns than controls do.

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DNMT3A protein attaches a methyl group tag onto the DNA base cytosine.
News

Autism-related conditions converge on same loss of DNA tags

by  /  20 January 2021

Mutations in the autism-linked gene DNMT3A lead to the behaviors and gene-expression changes seen in different neurodevelopmental conditions.

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girl about to catch a ball
News

Autistic children may have trouble predicting movements

by  /  15 January 2021

Autistic children may have a harder time catching a ball than non-autistic children do, possibly because they are less able to predict its trajectory.

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SEM of faecal bacteria.
News

Study hints at microbiome differences in children with autism

by  /  14 January 2021

Children with autism may have a subtly different set of bacteria in their gut than their non-autistic siblings do.

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Boy sleeping in low light
News

Brain-wave patterns flag sleep differences in dup15q syndrome

by  /  13 January 2021

Children with dup15q syndrome may have telltale patterns of brain activity during sleep and get less non-REM sleep than neurotypical children do.

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Baby getting an MRI scan
News

Imaging study casts doubt on cerebellum’s role in autism during infancy

by  /  13 January 2021

Connections between the cerebellum and brain networks do not seem to contribute substantially to the emergence of autism traits.

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Senior man lying down in scanning machine.
News

Studies hint at effects of aging on autistic brains

by  /  12 January 2021

People with autism or autism traits may be especially vulnerable to brain aging and cognitive decline, two studies suggest.

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Two rats interacting
News

Female rats master social recognition later than males do

by  /  12 January 2021

Young male rats can recognize rats they’ve recently met, whereas young females treat new acquaintances like strangers, research shows.

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Two teen girls talking on an escalator.
News

Autistic girls, boys differ in how they talk about social groups

by  /  6 January 2021

During conversations, girls with autism use “we,” “they” and other plural personal pronouns differently than autistic boys do.

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