Genetics

Genetic determinants of telomere length in African American youth

Telomeres are DNA-protein structures that play a vital role in maintaining DNA stability and integrity. Telomere length (TL) is an important biomarker of aging and overall health, but TL has been mostly studied in adult populations ...

Genetics

Study explores genetic risk for suicide attempt

Using data from the UK Biobank and Vanderbilt's BioVU, a new study in the journal Molecular Psychiatry finds that approximately 4 percent of suicide attempt risk is captured by genotype data.

Psychology & Psychiatry

A risk gene for cannabis psychosis

The ability of cannabis to produce psychosis has long been an important public health concern. This concern is growing in importance as there is emerging data that cannabis exposure during adolescence may increase the risk ...

Psychology & Psychiatry

The dark path to antisocial personality disorder

With no lab tests to guide the clinician, psychiatric diagnostics is challenging and controversial. Antisocial personality disorder is defined as "a pervasive pattern of disregard for, and violation of, the rights of others ...

Genetics

Researchers identify 'beauty spots' in the genome

Genes play a role in determining the beauty of a person's face, but that role varies with the person's sex, according to a new study by Qiongshi Lu and colleagues at the University of Wisconsin-Madison, published 4th April ...

Genetics

Scientists find genes with large effects on head and brain size

Children's heads expand steadily to accommodate their growing brains, and doctors routinely measure head circumference during the first years of life to assess healthy brain development. Children from around the world follow ...

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