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Contemporary artists are increasingly turning to vellum - the prepared animal skin sometimes known as parchment on which Britain’s Acts of Parliament have traditionally been printed - to insure against the risk of copies of their work being passed off as originals.
But while the use of vellum goes back to the classical age, its use to foil bogus copies of valuable paintings is the result of a very modern technique - DNA analysis.
Because, as an animal product, each piece of vellum used to paint on carries its own unique DNA fingerprint.
From Artists turn to vellum to beat the forgers copying their work
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