chemostat

chemostat
A fermenter for microbial growth in which the ratio of growth to synthesis of secondary products is controlled by the rate at which new medium is added to the culture.

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che·mo·stat 'kē-mə-.stat, 'kem-ə- n a device in which bacteria are kept uniformly suspended in a culture medium that is constantly renewed and maintained chemically unaltered by a continuous flow of new medium through it and which is used esp. in quantitative studies of mutation rates

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che·mo·stat (keґmo-stat) an apparatus in which the environment is so controlled that bacterial populations are maintained in a steady state of continuous cell division in a constant environment.

Medical dictionary. 2011.

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  • CHÉMOSTAT — Une espèce bactérienne placée dans un milieu de culture équilibré contenant tous les nutriments indispensables dans des conditions de pH, de rH et de température optimales se développe et croît suivant des lois précises. La courbe de croissance,… …   Encyclopédie Universelle

  • chemostat — chemostat. См. хемостат. (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.

  • chemostat — [kem′ō stat΄] n. 〚 CHEMO + STAT〛 an apparatus designed to grow bacteria indefinitely while keeping the conditions and colony size constant by having a continuous flow of liquid nutrient wash the colony and steadily remove bacteria * * * …   Universalium

  • Chemostat —   [ç ] der, (e)s und en/ e(n), Gefäß mit Belüftungs und Rührvorrichtung zur kontinuierlichen Bakterienkultur mit konstantem Zufluss von Nährlösung und Abfluss der Bakteriensuspension …   Universal-Lexikon

  • chemostat — [kem′ō stat΄] n. [ CHEMO + STAT] an apparatus designed to grow bacteria indefinitely while keeping the conditions and colony size constant by having a continuous flow of liquid nutrient wash the colony and steadily remove bacteria …   English World dictionary

  • Chemostat — Stirred bioreactor operated as a chemostat, with a continuous inflow (the feed) and outflow (the effluent). The rate of medium flow is controlled to keep the culture volume constant. A chemostat (from Chemical environment is static) is a… …   Wikipedia

  • Chemostat — Ein Chemostat (griechisch chem(o) „Chemie“ und stat „regelnd“) ist eine Einrichtung zum Konstanthalten einer festen oder voreingestellten Stoff oder Ionenkonzentration. Man unterscheidet zwei Typen: Chemostat Bioreaktoren, sowie Chemostatventile… …   Deutsch Wikipedia

  • chemostat — (ke mo stat) A continuous culture apparatus that feeds medium into the culture vessel at the same rate as medium containing microorganisms is removed; the medium in a chemostat contains one essential nutrient in a limiting quantity …   Dictionary of microbiology

  • Chemostat-Bioreaktor — Zwei Chemostaten Die Chemostat Kultur ist eine verbreitete Methode der Kultur von Mikroorganismen. Im Gegensatz zur Batch Kultur (statische Kultur) ist sie eine Form der kontinuierlichen Kultur von Bakterien oder Phytoplankton. Ein Chemostat ist… …   Deutsch Wikipedia

  • chemostat — Apparatus for maintaining a bacterial population in the exponential phase of growth by regulating the input of a rate limiting nutrient and the removal of medium and cells …   Dictionary of molecular biology

  • chemostat — noun An apparatus for the continuous culture of microorganisms in a steady state See Also: chemostatic, chemostasis …   Wiktionary

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