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Spectrum: Autism Research News

Tag: intellectual disability

May 2018

Intellectual disability’s introduction in the DSM-5: What’s the impact?

by  /  9 May 2018

The move to replace ‘mental retardation’ with ‘intellectual disability’ is widely accepted, but little data exist on the impact of this change.

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Why the definition of autism needs to be refined

by  /  9 May 2018

Five years after its latest revision, the manual used to diagnose autism is back under scrutiny, as evidence suggests it excludes some people on the spectrum.

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April 2018
Scan of the frontal lobe of the brain

Autism syndrome involves constellation of medical issues

by  /  30 April 2018

Mutations in a gene called ADNP lead to a syndrome that includes autism, intellectual disability and problems with the gut, eyesight, heart and brain.

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boy playing with a fidget spinner

Co-occurring conditions alter timing of autism diagnosis

by  /  23 April 2018

Children with autism typically have four or five other conditions, such as attention deficit hyperactivity disorder, that can affect when they are diagnosed.

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March 2018
Neurons from mice missing OTUD7A (right) have fewer spines than do those from controls (left).

Studies pinpoint key gene in region linked to autism

by  /  21 March 2018

A single gene, OTUD7A, may account for most of the features seen in people missing a segment of chromosome 15 known as 15q13.3.

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two people walking down dirt road in a town in colubmia

‘Founder effect’ may have fueled fragile X cluster in Colombian town

by  /  19 March 2018

A semirural Colombian town called Ricaurte is home to the largest recorded genetic cluster of people with mutations linked to fragile X syndrome.

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child looking out a hospital window

Low intelligence, repetitive actions tied to self-injury in autism

by  /  7 March 2018

People with autism who are admitted to the hospital for self-injury tend to have low intelligence quotients and severe repetitive behaviors.

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February 2018
child walking on stone path with parents' help

Genetics underscores importance of motor deficits in autism

by  /  28 February 2018

Spontaneous mutations that impair proteins may lead to motor problems in children with autism.

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Newly flagged genes for developmental conditions (triangles) cluster in networks with previously identified risk factors (circles).

New software mines data for autism risk genes

by  /  16 February 2018

An algorithm combs through genetic data to identify variants involved in autism and four other brain conditions.

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January 2018
illustration of DNA strand

Variant analysis may vastly underestimate heritability of autism behaviors

by  /  29 January 2018

Existing genome scans do not detect many of the DNA variants that underlie behavioral problems.

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