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Tag: repetitive behavior

December 2013
News

‘Friendly’ bacteria treat autism-like symptoms in mice

by  /  5 December 2013

A strain of bacteria that lives in some people’s guts alleviates obsessive behaviors, anxiety and other symptoms in mice that model autism, researchers report today in Cell. The finding supports the intriguing link between the gut, brain and behavior.

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November 2013
Opinion

Television time

by  /  22 November 2013

Teenagers with autism have a penchant for cartoons and first-person shooter video games, but for at least some of them, screen time may translate to a useful social tool, two new studies suggest.

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News

Clinical research: Infants with autism show postural delays

by  /  15 November 2013

Infants later diagnosed with autism are slower to learn how to sit and stand and are less likely to spontaneously change positions than their typically developing peers, reports a study published 18 September in Infancy.

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News

Chemical messenger may drive maternal infection’s effects

by  /  13 November 2013

A mother’s exposure to infection can exacerbate the effects of a genetic mutation and contribute to autism or schizophrenia in her pups, suggests an unpublished mouse study presented Wednesday at the 2013 Society for Neuroscience annual meeting in San Diego.

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News

Mouse models reveal Rett gene’s myriad effects

by  /  13 November 2013

MeCP2, the gene associated with Rett syndrome, has widely variable effects on mouse brains depending on the mutation it carries, according to unpublished results presented Tuesday at the 2013 Society for Neuroscience annual meeting in San Diego.

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News

Jittery limb movements may predict autism subgroups

by  /  13 November 2013

Tiny fluctuations in the limb movements of children with autism can predict the severity of their condition and track their response to treatments, according to two unpublished studies presented at the 2013 Society for Neuroscience annual meeting in San Diego.

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News

Hormone reverses autism-like features in mouse model

by  /  11 November 2013

Insulin-like growth factor 2, a hormone involved in fetal growth, reverses abnormal social behaviors, repetitive behaviors and memory impairments in BTBR mice, a popular model of autism. The unpublished results were presented Monday at the 2013 Society for Neuroscience annual meeting in San Diego.

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News

Molecular mechanisms: Autism gene loss alters mouse cries

by  /  5 November 2013

Adult mice lacking the autism-linked gene SHANK2 emit fewer cries and do so at a lower pitch compared with controls, according to a study published 28 August in Behavioral Brain Research.

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Opinion

Hidden symptoms

by  /  1 November 2013

Many people diagnosed with a set of rare disorders called RASopathies also have autism, but those symptoms often go untreated.

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October 2013
News

Vision or hearing loss ups autism risk

by  /  31 October 2013

Children with poor vision or a hearing loss are more likely to be diagnosed with autism than are those in the general population, reports a large epidemiological study published in October.

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