At the Cutting Edge

See allHide authors and affiliations

Science  11 Oct 2002:
Vol. 298, Issue 5592, pp. 375-376
DOI: 10.1126/science.1078093

You are currently viewing the summary.

View Full Text

Log in to view the full text

Log in through your institution

Log in through your institution


The ability of living systems to form many different minerals has attracted the attention of biologists and materials scientists alike for decades. But the field is still good for surprises. In their Perspective, Weiner and Addadi highlight the report by Lichtenegger et al., who show that the teeth of the marine bloodworm Glycera contain a copper mineral. This mineral, which may give the teeth of their worms their extraordinary resistance to abrasion, is the first copper mineral known to form under controlled conditions in an organism.