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trypsin

[trip-sin] /ˈtrɪp sɪn/
noun, Biochemistry
1.
a proteolytic enzyme of the pancreatic juice, capable of converting proteins into peptone.
Origin of trypsin
1875-1880
1875-80; irregular < Greek trîps(is) friction (trī́b(ein) to rub + -sis -sis) + -in2; so called because first obtained by rubbing the pancreas
Related forms
tryptic
[trip-tik] /ˈtrɪp tɪk/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for trypsin
Historical Examples
  • trypsin is much more energetic in its digestive power than the pepsin of the gastric juice.

    Encyclopedia of Diet Eugene Christian
  • The second enzym to be considered in the pancreatic juice is trypsin.

    Encyclopedia of Diet Eugene Christian
  • Why, there was my theory of the hydrolysis of casein by trypsin, which Professor Walters had been carrying out in his laboratory.

  • It is digested by trypsin and slowly destroyed by the fat solvent anæsthetics, such as chloroform.

    The Nature of Animal Light E. Newton Harvey
  • These unorganized ferments are such as rennin, pepsin, trypsin, ptyalin.

    The Book of Cheese Charles Thom and Walter Warner Fisk
  • Luciferase is destroyed only by pepsin (probably), trypsin, erepsin, and something in spleen and liver extract.

    The Nature of Animal Light E. Newton Harvey
  • trypsin, however, in its natural environment is dissolved in an alkaline medium.

    On Digestive Proteolysis R. H. Chittenden
  • The pepsin of the gastric juice and the trypsin of the pancreas split the native proteins only to peptones.

    The Fundamentals of Bacteriology Charles Bradfield Morrey
  • trypsin: solution of small shreds of fresh fibrin in neutral and alkaline media, and tryptophan test.

  • Thus, the bile salts are absolutely necessary to the activity of trypsin, in its characteristic protein-splitting action.

    The Chemistry of Plant Life Roscoe Wilfred Thatcher
British Dictionary definitions for trypsin

trypsin

/ˈtrɪpsɪn/
noun
1.
an enzyme occurring in pancreatic juice: it catalyses the hydrolysis of proteins to peptides and is secreted from the pancreas in the form of trypsinogen See also chymotrypsin
Derived Forms
tryptic (ˈtrɪptɪk) adjective
Word Origin
C19 tryp-, from Greek tripsis a rubbing, from tribein to rub + -in; referring to the fact that it was originally produced by rubbing the pancreas with glycerine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for trypsin
n.

chief digestive enzyme of pancreatic juice, 1876, apparently from Greek tripsis "rubbing" + chemical suffix -in (2). Said to be so called because it first was obtained by rubbing the pancreas with glycerin.

Online Etymology Dictionary, © 2010 Douglas Harper
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trypsin in Medicine

trypsin tryp·sin (trĭp'sĭn)
n.
An enzyme of pancreatic juice that hydrolyzes proteins into smaller polypeptide units.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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trypsin in Science
trypsin
  (trĭp'sĭn)   
An enzyme that aids digestion by breaking down proteins. It is produced by the pancreas and secreted into the small intestine, where it catalyzes the cleavage of peptide bonds connecting arginine or lysine to other amino acids.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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