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trypsin Line breaks: tryp|sin
Pronunciation: /ˈtrɪpsɪn/

Definition of trypsin in English:


[mass noun]
A digestive enzyme which breaks down proteins in the small intestine, secreted by the pancreas as trypsinogen.
Example sentences
  • Many people take extra doses of naturally produced enzymes, such as lactase, pepsin and trypsin, in supplement form.
  • When the two loops in trypsin were changed into chymotrypsin loops, the hybrid protein shows chymotrypsin-like cooperatvity.
  • We found that both trypsin and elastase digestion eliminated counterbend formation.


Example sentences
  • For instance, the mean number of tryptic peptides per protein for E. coli is 28, but 42 for C. elegans, so the fragmentation patterns expected for a typical protein will the different in the different organisms.
  • Accordingly, I started preparing and characterizing tryptic hemoglobin peptides that contained the highly visible heme group.
  • In the first experiment, a fresh aliquot of intact actin was added to the tryptic digestion reaction of actin that has proceeded for 30 min.


Late 19th century: from Greek tripsis 'friction', from tribein 'to rub' (because it was first obtained by rubbing down the pancreas with glycerine), + -in1.

Definition of trypsin in:
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