Definition of Collagen

1. Noun. A fibrous scleroprotein in bone and cartilage and tendon and other connective tissue; yields gelatin on boiling.

Substance meronyms: Bone, Os, Connective Tissue, Cartilage, Gristle, Sinew, Tendon
Generic synonyms: Albuminoid, Scleroprotein
Derivative terms: Collagenic, Collagenous

Definition of Collagen

1. n. The chemical basis of ordinary connective tissue, as of tendons or sinews and of bone. On being boiled in water it becomes gelatin or glue.

Definition of Collagen

1. Noun. (biochemistry) Any of more than 28 types of glycoprotein that forms elongated fibers, usually found in the extracellular matrix of connective tissue. ¹

¹ Source:

Definition of Collagen

1. a protein [n -S] - See also: protein

Medical Definition of Collagen

1. The protein substance of the white fibres (collagenous fibres) of skin, tendon, bone, cartilage and all other connective tissue, composed of molecules of tropocollagen, it is converted into gelatin by boiling. Collagenous pertaining to collagen, forming or producing collagen. Origin: Gr. Kolla = glue, gennan = to produce This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Collagen Pictures

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Lexicographical Neighbors of Collagen

collaborative client
collaborative creation
collage film
collagen (current term)
collagen-vascular diseases
collagen diseases
collagen fibre
collagen fibrils
collagen injection
collagen telopeptidase
collagenase A

Literary usage of Collagen

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

1. Science by American Association for the Advancement of Science (1883)
"Interpretation of observations made at the NIH laboratories as well as some by Stark and Kühn in Germany indicate that collagen contains regions of vary- in ..."

2. A Text-book of Chemical Physiology and Pathology by William Dobinson Halliburton (1891)
"collagen collagen may be prepared in the following way : finely divi.i" ... which '204 consist of collagen, '2M of other organic matters, 10 of ash lHi»'. ..."

3. Practical Handbook of the Pathology of the Skin: An Introduction to the by John MacLeod Hendrie MacLeod (1903)
"In the process of degeneration of collagen it undergoes at first a change in reaction ... Basophilic collagen retains the same structure as normal collagen, ..."

4. A Text-book of the Physiological Chemistry of the Animal Body: Including an by Arthur Gamgee (1880)
"collagen and Gelatin. The most abundantly distributed forms of adult ... The substance of which the fibrils are composed has received the name of collagen, ..."

5. A Laboratory Manual of Physiological Chemistry by Elbert William Rockwood (1919)
"This contains collagen mixed with ... The filtered solution yields a jelly when it cools (gelatin from the hydration of the collagen). 419. ..."

6. The Never-ceasing Search by Francis Otto Schmitt (1990)
"These long-spacing structures supported the view that collagen fibrils are composed of kinetic units about 3000 A long and 14 A in diameter. ..."

7. The British Journal of Dermatology by British Association of Dermatology (1908)
"collagen and elastin broken up with diffuse cell-infiltration, b. Sweat-coils and ducts with infiltration, c. Large blood-vessel cut obliquely. ..."

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