gramicidin

gramicidin
One of a group of polypeptide antibiotics produced by Bacillus brevis that are primarily bacteriostatic in action against Gram-positive cocci and bacilli. Commercial preparations contain several gramicidins known as g. A, B, C, and D; g. S (for Soviet) is cyclic, the others are linear.

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gram·i·ci·din .gram-ə-'sīd-ən n an antibacterial mixture produced by a soil bacterium of the genus Bacillus (B. brevis) and used topically against gram-positive bacteria in local infections esp. of the eye

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n.
an antibiotic that acts against a wide range of bacteria. It is usually used in combination with other antibiotics or steroids in topical preparations for the treatment of skin, ear, and eye infections.

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gram·i·ci·din (gram″ĭ-siґdin) [USP] an antibiotic produced by Bacillus brevis which acts by damaging bacterial cell membranes, applied topically in pyodermic, ocular, and other localized infections due to susceptible gram-positive organisms. It is also one of the two major components of tyrothricin, the other being tyrocidine.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Gramicidin D — Gramicidin A (Bacillus brevis) Vo …   Deutsch Wikipedia

  • Gramicidin — A (Bacillus brevis) …   Deutsch Wikipedia

  • gramicidin S — gramicidin S. См. грамицидин S. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • gramicidin — gramicìdīn m <G gramicidína> DEFINICIJA farm. antibiotik izoliran iz kultura bakterije Bacillus brevis, djeluje na streptokoke i stafilokoke, upotrebljava se samo lokalno ETIMOLOGIJA gram (pozitivni organizam) + cid …   Hrvatski jezični portal

  • gramicidin — ☆ gramicidin [gram΄i sīd′ n ] n. [ GRAM( POSITIVE) + i + CID(E) + IN1] any of a group of chemically related antibiotic polypeptides produced by a soil bacillus (Bacillus brevis) and used in medicines to treat various bacterial infections, esp. of …   English World dictionary

  • Gramicidin S — drugbox IUPAC name=Gramicidin S CAS number=113 73 5 ATC prefix= ATC suffix= ATC supplemental= PubChem=73357 DrugBank= C=60 | H=92 | N=12 | O=10 molecular weight=1140.7059 g/mol bioavailability= protein bound= metabolism= elimination half life=… …   Wikipedia

  • Gramicidin — drugbox IUPAC name=Bacillus brevis gramicidin D CAS number=1405 97 6 ATC prefix=R02 ATC suffix=AB30 ATC supplemental= PubChem= DrugBank=BTD00036 C=99 | H=140 | N=20 | O=17 molecular weight=1882.3 g/mol bioavailability= protein bound= metabolism=… …   Wikipedia

  • gramicidin — /gram euh suyd n/, n. Pharm. a crystalline, water insoluble antibiotic obtained from tyrothrycin by extraction, used chiefly in treating local infections caused by Gram positive organisms. Also called gramicidin D. [1935 40; GRAM (POSITIVE) + I + …   Universalium

  • Gramicidin — Gra|mi|ci|din [zu grampositiv (↑ Gram Färbung), cid (↑ zid) u. ↑ in (3)], das; s, e: Gruppenbez. für kettenförmige Peptid Antibiotika aus 15 Aminosäuren (G. A, B u. C) sowie Gramicidin S [S = Soviet, wegen der Auffindung in der ehemaligen UdSSR] …   Universal-Lexikon

  • gramicidin — gramicidinas statusas T sritis chemija apibrėžtis Antibiotikas. atitikmenys: angl. gramicidin rus. грамицидин …   Chemijos terminų aiškinamasis žodynas

  • gramicidin — noun Etymology: gram positive + i + cide + 1 in Date: 1940 any of several toxic crystalline polypeptide antibiotics produced by a soil bacterium (Bacillus brevis) and used against gram positive bacteria in local infections …   New Collegiate Dictionary

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