The Scientist : Retrotransposon gene codes for placenta [12/12/2005]

Email: Cathy Holding - cathyholding@absw.org.uk
News from The Scientist 2005, 6(1):20051212-01

12 December 2005

Researchers have provided the first direct evidence that an evolutionarily conserved, retrotransposon-derived gene is essential for embryonic development, at least in mice, according to a study published in Nature Genetics this week. The findings suggest that the mammal-specific gene, Peg10, could have transformed egg-laying mammals into placental mammals more than 92 million years ago.

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