he silk fibers in spider webs have for decades inspired scientists to create imitations in the laboratory. But the imitations rarely approach the
standard: Spider silk is stronger than many high-performance synthetic fibers and has greater elasticity. Now, a team has transferred spider genes
into mammalian cells and generated fibers that have some of the properties of natural silk. The fibers are biodegradable and could be used as sutures
for surgeries, for example. gnn.tigr.org...
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