enzyme unit

enzyme unit
see international u. of enzyme activity.

Medical dictionary. 2011.

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  • Enzyme unit — The enzyme unit (U) is a unit for the amount of a particular enzyme. [cite journal |author=Nomenclature Committee of the International Union of Biochemistry (NC IUB) |title=Units of Enzyme Activity |journal=Eur. J. Biochem. |volume=97… …   Wikipedia

  • enzyme unit — (U or EU)    a unit used by biochemists to measure the activity of enzymes, which are proteins produced by living cells to cause or facilitate necessary chemical reactions within the cell. One enzyme unit is the quantity of enzyme needed to cause …   Dictionary of units of measurement

  • enzyme unit — fermento aktyvumo vienetas statusas T sritis chemija apibrėžtis Fermento kiekis, katalizuojantis 10⁻⁶ mol substrato virtimą produktu optimaliomis sąlygomis per 1 min. santrumpa( os) EU atitikmenys: angl. enzyme unit rus. единица активности… …   Chemijos terminų aiškinamasis žodynas

  • Enzyme assay — Beckman DU640 UV/Vis spectrophotometer. Enzyme assays are laboratory methods for measuring enzymatic activity. They are vital for the study of enzyme kinetics and enzyme inhibition. Contents …   Wikipedia

  • Enzyme —   [zu griechisch en »in« und zýmē »Sauerteig«], Singular Enzym das, s, Biokatalysatoren, veraltete Bezeichnung: Fermẹnte, in allen lebenden Organismen vorkommende, intrazellulär gebildete, hochmolekulare Eiweißstoffe (Proteine), die chemische… …   Universal-Lexikon

  • Unit — may refer to:In mathematics: * Unit vector, a vector with length equal to 1 * Unit circle, the circle with radius equal to 1, centered at the origin * Unit interval, the interval of all real numbers between 0 and 1 * Imaginary unit, i , whose… …   Wikipedia

  • unit — 1. One; a single person or thing. 2. A standard of measure, weight, or any other quality, by multiplications or fractions of which a scale or system is formed. 3. A group of persons or things considered as a whole because of mutual activities or… …   Medical dictionary

  • enzyme activity — the catalytic effect exerted by an enzyme, expressed as units per milligram of enzyme (specific activity) or as molecules of substrate transformed per minute per molecule of enzyme (molecular activity). The conventional unit of enzyme activity is …   Medical dictionary

  • Enzyme — Bändermodell des Enzyms Triosephosphatisomerase (TIM) der Glykolyse, eine stilisierte Darstellung der Proteinstruktur, gewonnen durch Kristallstrukturanalyse. Die TIM gilt als katalytisch perfektes Enzym (siehe Enzymkinetik) …   Deutsch Wikipedia

  • International unit — In pharmacology, the International Unit is a unit of measurement for the amount of a substance, based on biological activity or effect. It is abbreviated as IU, as UI (Spanish unidad internacional or French unité internationale or Italian unità… …   Wikipedia

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