lysin

lysin
1. A specific complement-fixing antibody that acts destructively on cells and tissues; the various types are designated in accordance with the form of antigen that stimulates the production of the l., e.g., hemolysin, bacteriolysin. 2. Any substance that causes lysis.

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ly·sin 'līs-ən n a substance (as an antibody) capable of causing lysis

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n.
a specific complement-fixing antibody that is capable of bringing about the destruction (lysis) of whole cells. Names are given to varieties of lysin with different targets; for example, haemolysin attacks red blood cells; leucolysin attacks white cells; and a < targets bacterial cells.

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ly·sin (liґsin) [Gr. lyein to dissolve] 1. an antibody that causes complement-dependent lysis of cells; often used with a prefix indicating the target cells, e.g., hemolysin, bacteriolysin. Called also immune l. 2. any substance that causes cytolysis.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Lysin — Lysin, Abk. Lys, Proteinbaustein; basische, für den Menschen essentielle Aminosäure; bedeutsam für das Knochenwachstum …   Deutsch wörterbuch der biologie

  • lysin — [lī′sin] n. [ LYS(I) + IN1] any antibody capable of dissolving bacteria, blood corpuscles, etc …   English World dictionary

  • Lysin — Strukturformel L Lysin (oben), D Lysin (unten) …   Deutsch Wikipedia

  • Lysin — Ly|sin 〈n. 11; Biochem.〉 Stoff, der ein Antigen auflösen kann [zu grch. lysis „Lösung“] * * * Ly|sin [↑ Lyso u. ↑ in (3)], das; s, e: 1) hier L Lysin; Symbol: K, Lys; Syn.: (S) 2,6 Diaminohexansäure, L α,ɛ Diaminocapronsäure: H …   Universal-Lexikon

  • lysin — n. a specific complement fixing antibody that is capable of bringing about the destruction (lysis) of whole cells. Names are given to varieties of lysin with different targets; for example, haemolysin attacks red blood cells; leucolysin attacks… …   The new mediacal dictionary

  • lysin — noun Date: 1900 a substance (as an antibody) capable of causing lysis …   New Collegiate Dictionary

  • lysin — n. [Gr. lysis, loosen] Any of a number of substances capable of dissolving cells, bacteria, or tissues …   Dictionary of invertebrate zoology

  • lysin — /luy sin/, n. Immunol., Biochem. an antibody causing the disintegration of erythrocytes or bacterial cells. [1895 1900; LYS + IN2] * * * …   Universalium

  • lysin — noun any substance or antibody that can cause the destruction (by lysis) of blood cells, bacteria etc …   Wiktionary

  • Lysin — Ly|sin 〈n.; Gen.: s, Pl.: e; Biochemie〉 Stoff, der ein Antigen auflösen kann [Etym.: <grch. lysis »Lösung«] …   Lexikalische Deutsches Wörterbuch

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