by Marta Paterlini
RESEARCH ROUND-UP	'Dead' DNA feeds deep sea life Email: Marta Paterlini - paterlm@mail.rockefeller.edu News from The Scientist 2005, 6(1):20051005-01 Published   5 October 2005

Ten years of data collected by Italian researchers suggest that approximately 65% of DNA present in the world's oceans is found in deep-sea sediments, and 90% of that DNA is extracellular. This suggests the deep, extracellular organic material provides a major contribution to the cycling of phosphorus, the authors report in last week'sScience.

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