Lexic.us

Definition of Fibroin

1. n. A variety of gelatin; the chief ingredient of raw silk, extracted as a white amorphous mass.

Definition of Fibroin

1. Noun. A type of protein created by silkworms in the production of silk. ¹

¹ Source: wiktionary.com

Definition of Fibroin

1. an insoluble protein [n -S]

Medical Definition of Fibroin

1. Structural protein of silk, one of the first to be studied with X-ray diffraction. It has a repeat sequence GSGAGA and is unusual in that it consists almost entirely of stacked antiparallel _ pleated sheets. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Fibroin

Literary usage of Fibroin

Below you will find example usage of this term as found in modern and/or classical literature:

1. Allen's Commercial Organic Analysis: A Treatise on the Properties, Modes of by Alfred Henry Allen (1913)
"fibroin does not dissolve in ammonia or solutions of the carbonates of alkali-metals, and is not appreciably affected by a 1% solution of potassium or ..."

2. Commercial Organic Analysis: A Treatise on the Properties, Proximate by Alfred Henry Allen, Henry Leffmann (1898)
"The resultant fibroin retains the fibrous character of the original silk, but is quite white, destitute of lustre, and soft to the touch.1 On ignition, ..."

3. Commercial Organic Analysis by Alfred Henry Allen, Wm. A. Davis (1913)
"touch.1 On ignition, fibroin evolves an odour resembling that of burnt horn. fibroin does not dissolve in ammonia or solutions of the carbonates of ..."

4. A Text-book of organic chemistry by Arnold Frederick Holleman (1908)
"On prolonged boiling, silk splits up into fibroin, which is not decomposed by water even ... fibroin dissolves very readily in strong acids, ammonia being ..."

5. Hand-book of Chemistry by Leopold Gmelin, Henry Watts (1871)
"White raw silk contains fibroin, gelatin, a small quantity of wax, and volatile oil ; yellow silk also contains colouring matter (Hoard). ..."

6. The Textile Fibres: Their Physical, Microscopical and Chemical Properties by Joseph Merritt Matthews (1913)
"From its action towards alcoholic potash Richardson concludes that silk fibroin is probably an amino-anhydride rather than an amino-acid. ..."

7. The Textile Fibres: Their Physical, Microscopical and Chemical Properties by Joseph Merritt Matthews (1907)
"France"zon reports 75 per cent. of fibroin by twice boiling the silk in a solution of ... Vignon, by carefully purifying the fibroin by suitable treatment, ..."

8. Wöhler's Outlines of Organic Chemistry by Friedrich Wöhler, Ira Remsen, Rudolph Fittig (1873)
"In addition to fibroin, silk contains a species of gelatin, ... It is formed apparently from fibroin by the assimilation of oxygen and water. ..."

Other Resources: