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Tag: serotonin

September 2011
News

Genetics: Protein that regulates serotonin linked to autism

by  /  27 September 2011

A protein that regulates the development of serotonin-producing neurons in the brain is associated with autism.

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August 2011
News

X-linked variants may up autism, schizophrenia risk

by  /  3 August 2011

The first study to sequence more than 100 genes on the X chromosome in people with autism or schizophrenia has turned up some promising leads.

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July 2011
News

Clinical research: Antidepressant use in pregnancy linked to autism

by  /  22 July 2011

Taking antidepressants while pregnant may slightly increase the risk of having a child with autism, reports a study published 4 July in the Archives of General Psychiatry.

1 Comment
June 2011
Opinion

Genetic roadmap

by  /  28 June 2011

Sequencing an individual’s entire genome may be the key to tailoring treatments for heterogeneous disorders, suggests a study published 15 June in Science Translational Medicine.

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News

Genetics: RNA not always a faithful copy of DNA

by  /  14 June 2011

Researchers have upended a central tenet of biology by showing that there are more than 10,000 sites in the human genome where RNA sequences do not match the DNA sequences from which they are transcribed. The findings were published 19 May in Science.

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Opinion / Viewpoint

Solving the complex causes of a multi-hit disorder

by ,  /  7 June 2011

What’s known about the genetics of autism supports the ‘snowflake’ hypothesis — that the molecular underpinnings of disease are essentially unique from individual to individual — says human geneticist Brett Abrahams.

1 Comment
May 2011
News

Molecular mechanisms: Placenta influences brain development

by  /  31 May 2011

The placenta regulates the levels of the neurotransmitter serotonin in the brains of mice at a key stage in embryonic development, according to a study published 21 April in Nature. The results suggest that the fetal environment can influence the long-term mental health of children, including whether they later develop autism or schizophrenia.

3 Comments
April 2011
Opinion

Odd men out

by  /  26 April 2011

Animal research hints that sex hormones may be responsible for the gender bias in autism. More research is needed in people to back this up, says a new review.

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Opinion

Not too late

by  /  22 April 2011

Diagnosing autism in children is difficult enough, but detecting the disorder in adults is even more complicated.

1 Comment
March 2011
News

Studies implicate gut bacteria in autism

by  /  7 March 2011

Researchers are exploring the possibility that gastrointestinal bacteria may influence brain development and play a role in autism.

8 Comments