sericins
/ˈsɛrɪsɪnz/
noun
- A sticky protein found in raw silk that holds the silk fibers together; it is usually removed during processing.
- Scientists study sericins to develop new biodegradable glues for medical use.
- During silk production, sericins are removed by boiling the cocoons in hot water.
- The sericins in raw silk make the fibers stiff and must be washed out to create soft fabric.