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См. также в других словарях:

  • lectin — [lek′tin] n. [coined (1954) < L lectus, pp. of legere, to select + IN1] any of several proteins, found in plants and animals, that bind to specific sugar molecules, as on cancer or red blood cells …   English World dictionary

  • Lectin — Lectins are sugar binding proteins which are highly specific for their sugar moieties. They typically play a role in biological recognition phenomena involving cells and proteins. For example, some bacteria use lectins to attach themselves to the …   Wikipedia

  • Lectin — Hemagglutinin lateral Lektine sind komplexe Proteine oder Glykoproteine, die spezifische Kohlenhydratstrukturen binden und dadurch in der Lage sind, sich spezifisch an Zellen bzw. Zellmembranen zu binden und von dort aus biochemische Reaktionen… …   Deutsch Wikipedia

  • lectin complement pathway — (lek tin) The lectin pathway for complement activation is triggered by the binding of a serum lectin (mannan binding lectin; MBL) to mannose containing proteins or to carbohydrates on viruses or bacteria …   Dictionary of microbiology

  • lectin pathway — a pathway of complement activation initiated in the absence of antibody by the binding of mannose binding lectin (MBL) to carbohydrates on the surface of microorganisms. MBL in turn activates complement component C4; the rest of the steps are the …   Medical dictionary

  • lectin — noun Etymology: Latin lectus (past participle of legere to pick, select) + 1 in more at legend Date: 1954 any of a group of proteins especially of plants that are not antibodies and do not originate in an immune system but bind specifically to… …   New Collegiate Dictionary

  • lectin — Proteins obtained particularly from the seeds of leguminous plants, but also from many other plant and animal sources, that have binding sites for specific mono or oligosaccharides. Named originally for the ability of some to selectively… …   Dictionary of molecular biology

  • lectin — /lek tin/, n. Biochem. any of a group of proteins that bind to particular carbohydrates in the manner of an antibody and are commonly extracted from plants for use as an agglutinin, as in clumping red blood cells for blood typing. [1954; < L… …   Universalium

  • lectin — noun Any of a class of plant proteins that bind specific carbohydrates …   Wiktionary

  • lectin — Any of a group of glycoproteins of primarily plant (usually seed) origin that binds to glycoproteins on the surface of cells causing agglutination, precipitation, or other phenomena resembling the action of specific antibody; lectins include… …   Medical dictionary

  • Lectin — Lec|tin [lat. legere, lectum = lesen, auflesen, auslesen; ↑ in (3)], das; s, e; S: Lektin; veraltete Syn.: Phytagglutinin, Phyt[o]hämagglutinin (PHA), Protektin, Toxalbumin: Sammelbez. für hochmol. Glykoproteine pflanzlicher, mikrobieller oder… …   Universal-Lexikon

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