amylase

amylase
One of a group of amylolytic enzymes that cleave starch, glycogen, and related 1,4-α-glucans.

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am·y·lase 'am-ə-.lās, -.lāz n any of a group of enzymes (as amylopsin) that catalyze the hydrolysis of starch and glycogen or their intermediate hydrolysis products

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n.
an enzyme that occurs in saliva and pancreatic juice and aids the digestion of starch, which it breaks down into glucose, maltose, and dextrins. Amylase will also hydrolyse glycogen to yield glucose, maltose, and dextrins.

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am·y·lase (amґə-lās) an enzyme of the hydrolase class that catalyzes the hydrolysis of α-1,4-glucosidic linkages in polysaccharides.

Medical dictionary. 2011.

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  • Amylase — is an enzyme that breaks starch down into sugar. Amylase is present in human saliva, where it begins the chemical process of digestion. Foods that contain much starch but little sugar, such as rice and potato, taste slightly sweet as they are… …   Wikipedia

  • amylase — [ amilaz ] n. f. • 1875; du lat. amylum et ase ♦ Chim., biol. Enzyme provoquant l hydrolyse de l amidon en maltose, puis en glucose, que l on rencontre dans la salive, le suc pancréatique, et dans divers micro organismes et végétaux. ⇒ diastase.… …   Encyclopédie Universelle

  • amylase — (n.) enzyme which brings about the hydrolysis of starch, 1893, from AMYL (Cf. amyl) + chemical suffix ASE (Cf. ase) …   Etymology dictionary

  • amylase — [am′ə lās΄] n. [ AMYL(O) + ASE] an enzyme that helps change starch into sugar: it is found in saliva, pancreatic juice, etc.: see also DIASTASE, AMYLOPSIN …   English World dictionary

  • Amylase — Amylasen sind Enzyme, die bei den meisten Lebewesen vorkommen, und die Polysaccharide abbauen. Heutzutage wird α Amylase auch gentechnisch hergestellt. [1] Ihre Wirkung besteht darin, dass sie Polysaccharide (z. B. Stärke) an den… …   Deutsch Wikipedia

  • Amylase — L amylase (EC 3.2.1.1) est une enzyme digestive classée comme saccharidase (enzyme qui brise les polysaccharides). C est surtout un constituant du suc pancréatique et de la salive, requis pour le catabolisme des glucides à longue chaîne (comme l… …   Wikipédia en Français

  • amylase — /am euh lays , layz /, n. Biochem. 1. any of a widely distributed class of enzymes that catalyze the hydrolysis of starch, glycogen, and related polysaccharides to oligosaccharides, maltose, or glucose. 2. any of several digestive enzymes that… …   Universalium

  • Amylase — Amy|la|se 〈f. 19; Chem.〉 Enzym, das Stärke zu Maltose (Malzzucker) abbaut; Sy Diastase * * * A|my|la|se [von Amyl (2) u. ↑ ase], die; , n; Syn.: Diastase: Stärke (vgl. Amylose u. Amylopektin), Glykogen u. a. Glucane selektiv spaltende ↑… …   Universal-Lexikon

  • amylase — /ˈæməleɪz/ (say amuhlayz) noun any of several enzymes, occurring in digestive juices, saliva, and plants which hydrolyse starches to glucose and maltose; the main types are alpha amylase and beta amylase. {amyl + ase} …  

  • amylase —    An enzyme found in plant and animal tissue which promotes the conversion of starch and glycogen into maltose. In forensics, the Phadebas test is used to detect the enzyme amylase which found in saliva …   Forensic science glossary

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