sexta-feira, 10 de outubro de 2008

DNA finger printing could soon reveal your surname

07 Oct 2008
By Richard Alleyne

Scientists could soon be able to tell a person's surname from their DNA, a new study claims

The laboratory which invented genetic fingerprinting believes the same technique could be refined to reveal the surnames of men.

A study of more than 2,500 men bearing over five hundred different surnames found those with the same family name are highly likely to be genetically linked.

The system works by isolating the Y chromosome of the DNA which - like a surname - is passed down the male line virtually untouched. This is then cross-matched against a proposed database of more than 40,000 names.

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