Genetics

Who does (and doesn't) want a DNA ancestry test?

At-home DNA testing kits may be the latest fad, but according to new research by Stanford sociologists, not everyone is keen to find out whether they are related to the British royal family or a Neanderthal.

Psychology & Psychiatry

Depression and alcoholism linked to one gene in African Americans

A gene variant involved in brain development is strongly associated with the risk of developing both major depression and alcoholism in African Americans, according to a new genome-wide association study (GWAS) by Yale and ...

Genetics

Married couples with common ancestry also share similar genes

When two married people appear similar, it isn't necessarily a coincidence, but may be related to the tendency to marry someone with the same ancestry; a trend that can have important effects on the genetics of different ...

Genetics

Cultural differences may leave their mark on DNA

A UC San Francisco-led study has identified signatures of ethnicity in the genome that appear to reflect an ethnic group's shared culture and environment, rather than their common genetic ancestry.

Genetics

Tapping crowd-sourced data unearths a trove of depression genes

Scientists have discovered 15 genome sites - the first ever - linked to depression in people of European ancestry. Many of these regions of depression-linked genetic variation turn out to be involved in regulating gene expression ...

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