Teichmann's crystals

Teichmann's crystals
/tuyk"meuhnz/, Biochem.
hemin.
[named after L. Teichmann-Stawiarski (d. 1895), German anatomist]

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Universalium. 2010.

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  • Teichmann's crystals — /tuyk meuhnz/, Biochem. hemin. [named after L. Teichmann Stawiarski (d. 1895), German anatomist] …   Useful english dictionary

  • Teichmann crystals — crystals of hemin, seen in microscopic tests for the presence of blood …   Medical dictionary

  • Teichmann crystals test — Teich·mann crystals, test (tīkґmahn) [Ludwig Carl Teichmann Stawiarski, German histologist, 1823–1895] see under crystal and test …   Medical dictionary

  • Teichmann's crystal — Teich·mann s crystal tīk mənz n a crystal of hemin obtainable from hemoglobin that is used in a test for the detection of blood (as in a stain) Teich·mann tīk .män Ludwik Karol (1823 1895) Polish anatomist. Teichmann attended medical school in… …   Medical dictionary

  • teichmann's crystal — ˈtīḵmənz noun Usage: usually capitalized T Etymology: after L. K. Teichmann Stawiarski died 1895 German anatomist : one of the crystals of hemin obtainable from hemoglobin and useful as a test for blood : blood crystal …   Useful english dictionary

  • Teichmann — Ludwig, German histologist, 1823–1895. See T. crystals, under crystal …   Medical dictionary

  • Teichmann test — (for blood) the suspected liquid is put under a coverglass with a crystal of sodium chloride and a little glacial acetic acid; heat carefully without boiling and then cool. If blood is present, rhombic crystals of hemin will appear …   Medical dictionary

  • Teichmann Test —    Also called hemin crystals. Used as a confirmatory test for bloodstains …   Forensic science glossary

  • Hemin — He min, n. [Gr. a i^ma blood.] (Physiol. Chem.) A substance, in the form of reddish brown, microscopic, prismatic crystals, formed from dried blood by the action of strong acetic acid and common salt; called also Teichmann s crystals. Chemically …   The Collaborative International Dictionary of English

  • hemin — /hee min/, n. Biochem. the typical, microscopic reddish brown crystals, C34H32N4O4FeCl, resulting when a sodium chloride crystal, a drop of glacial acetic acid, and some blood are heated on a slide: used to indicate the presence of blood. Also… …   Universalium

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