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Published online 30 April 2009 | Nature | doi:10.1038/news.2009.422
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Age-defying dinosaur collagen
Hadrosaur, dead 80 million years, yields oldest protein yet sequenced.
Scientists have isolated and detailed the sequences of eight fragments of a protein from the fossilized thigh bone of a duck-billed dinosaur. The protein — the bone connective tissue collagen — was isolated from an 80-million-year-old hadrosaur fossil, making it the oldest ever to be sequenced1.
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