leukomaine

leukomaine
leu·ko·maine or chiefly Brit leu·co·maine 'lü-kə-.mān n a basic substance normally produced in the living animal body as a decomposition product of protein matter compare PTOMAINE

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leu·ko·maine (looґko-mān) [Gr. leukōma whiteness] any one of a large group of basic substances resembling alkaloids, normally present in the tissues, which are products of metabolism and are probably excrementitious. Some of them may become toxic, and many are physiologically active.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Leukomaïne — Leukomaïne, durch den tierischen Stoffwechsel im lebenden Organismus gebildete Basen (zum Unterschied von den Pflanzenalkaloiden und den Ptomainen), wie Kreatinin, Carnin, Guanin, Sarkin, besonders die von Gautier aus frischem Rindfleisch… …   Meyers Großes Konversations-Lexikon

  • Leukomaine — Leukomaīne, im lebenden Tierkörper gebildete Alkaloide, zum Teil unschädlich (Betain, Karnin, Guanin, Sarkin), zum Teil sehr giftig, den Schlangengiften verwandt; während des Wachens gebildet, wirken sie als Ermüdungsstoffe und werden im Schlafe… …   Kleines Konversations-Lexikon

  • leucinuria — The excretion of leucine in the urine. * * * leu·cin·uria .lü sə n(y)u̇r ē ə n the presence of leucine in the urine Each boldface word in the list below is a chiefly British variant of the word to its right in small capitals. leucoagglutinin… …   Medical dictionary

  • ptomaine — An indefinite term applied to poisonous substances, e.g., toxic amines, formed in the decomposition of protein by the decarboxylation of amino acid s by bacterial action. SYN: ptomatine. [G. ptoma, a corpse] * * * pto· …   Medical dictionary

  • leukomainic — leu·ko·main·ic (loo″ko mānґik) pertaining to, caused by, or characterized by a leukomaine …   Medical dictionary

  • sphingoin — sphin·go·in (sfingґgo in) a leukomaine from the substance of the brain …   Medical dictionary

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