Definition of pepsinogen in English:


Line breaks: pep¦sin|ogen
Pronunciation: /pɛpˈsɪnədʒ(ə)n


[mass noun] Biochemistry
  • A substance which is secreted by the stomach wall and converted into the enzyme pepsin by gastric acid: serum pepsinogen [count noun]: high concentrations of pepsinogens
    More example sentences
    • In the stomach, pepsinogen is secreted, and activated into pepsin by the acid that is secreted at the same site.
    • Examples of important proenzymes include pepsinogen, trypsinogen and chymotrypsinogen, which give rise to the proteolytic digestive enzymes.
    • Ginger is an excellent natural antacid because it prevents the breakdown of pepsinogen to pepsin: the latter irritates tissue to cause peptic ulcers.

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