colicin

colicin
Bacteriocin produced by strains of Escherichia coli and by other enterobacteria (Shigella and Salmonella) that carry the necessary plasmids. Many are toxic to related bacterial strains and bind to specific cellular receptors interfering with normal function. [(Escherichia) coli + bacteriocin]

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co·li·cin 'kō-lə-sən also co·li·cine -.sēn n any of various antibacterial proteins that are produced by some strains of intestinal bacteria (as E. coli) having a specific plasmid and that often act to inhibit macromolecular synthesis in related strains

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col·i·cin (kolґĭ-sin) [coli (from Escherichia coli) + -cin (adapted from L. caedere to kill)] a bacteriocin secreted by colicinogenic strains of Escherichia coli and Shigella sonnei that is lethal to closely related bacterial strains. Specific colicins attach to specific receptors on cell membranes and impair systems of electron transport, membrane function, molecular synthesis, or energy production.

Medical dictionary. 2011.

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  • Colicin — structure of tolb in complex with a peptide of the colicin e9 t domain Identifiers Symbol Colicin Pfam …   Wikipedia

  • colicin — also colicine noun Etymology: French colicine, from col + cine (as in streptomycine streptomycin) Date: 1946 any of various antibacterial substances produced by strains of intestinal bacteria (as of E. coli) …   New Collegiate Dictionary

  • colicin — (kol ī sin) A plasmid encoded protein that is produced by enteric bacteria and binds to specific receptors on the cell envelope of sensitive target bacteria, where it may cause lysis or attack specific intracellular sites such as ribosomes …   Dictionary of microbiology

  • colicin — /kol euh sin/, n. Pharm. any bacteriocin produced by certain strains of Escherichia coli and having a lethal effect on strains other than the producing strain. [1945 50; < F colicine, equiv. to coli (see COLIFORM) + cine, prob. extracted from… …   Universalium

  • colicin — noun A protein, secreted by certain strains of bacteria, that kills but does not lyse other strains …   Wiktionary

  • Colicin — Co|li|cin [nlat. Escherichia coli (Mikrobiol.)], das; s, e: von Kolibakterien ausgeschiedene ↑ Bakteriocine mit Desoxyribonukleasewirkung …   Universal-Lexikon

  • colicin — col·i·cin …   English syllables

  • colicin — …   Useful english dictionary

  • col — • colicin; • collection; • collagen; • colony; • colored; • column; • strain [Lat. cola] …   Dictionary of medical acronyms & abbreviations

  • Colicine — sind von Bakterien produzierte Gifte, die für andere Bakterien giftig sind. Sie zählen damit zu den Bacteriocinen. Colicine werden unter anderem von Colibakterien produziert, welche zu den Darmbakterien gehören. Es gibt unterschiedliche… …   Deutsch Wikipedia

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