Sentences with phrase «dragline threads»

Researchers had already identified two genes for the class of silk known as major ampullate, which forms the superstrong dragline threads that anchor webs and are the inspiration for a major effort to make spider silk commercially (see p. 293).

Not exact matches

Spider dragline silk was tested in a wet environment to show that moisture induces supercontraction in the threads for levels higher than 70 — 75 % of relative humidity, proving that when a thread is exposed to moisture, stresses quickly build up and tighten the thread [20].