MATERIALS SCIENCE: Mammalian Cells Spin a Spidery New Yarn

doi:10.1126/science.295.5554.419b

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Materials Science

Science 18 January 2002:
Vol. 295. no. 5554, pp. 419 - 421
DOI: 10.1126/science.295.5554.419b

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MATERIALS SCIENCE:
Mammalian Cells Spin a Spidery New Yarn

Robert F. Service

Spider dragline silk is stronger than Kevlar and stretches better than nylon, a combination of properties seen in no other fiber. On page 472, researchers report splicing dragline silk genes into mammalian cells and showing for the first time that harvested recombinant proteins can be spun into strong, lightweight fibers.

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REPORTS Spider Silk Fibers Spun from Soluble Recombinant Silk Produced in Mammalian Cells: Anthoula Lazaris, Steven Arcidiacono, Yue Huang, Jiang-Feng Zhou, François Duguay, Nathalie Chretien, Elizabeth A. Welsh, Jason W. Soares, and Costas N. Karatzas (18 January 2002)
Science 295 (5554), 472. [DOI: 10.1126/science.1065780]
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