包装

6000, 12000, 60000 units in glass bottle

Unit Definition

One micromolar unit will liberate 1.0 μmole of NH₃ from urea per min at pH 7.0 at 25 °C. It is equivalent to 1.0 I.U. or 0.054 Sumner unit (1.0 mg ammonia nitrogen in 5 minutes at pH 7.0 at 20 °C)

Biochem/physiol Actions

Urease was shown to induce vacuolation in Hela cells, an effect dependent on the ability of urease to convert urea to ammonia. ^[1]

General description

Subunit molecular weight: ~90,770 
Composed of six subunits with total molecular weight: ~544,620

性质

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 Sigma-Aldrich is a leading Life Science and High Technology company. Our chemical and biochemical products and kits are used in scientific research, including genomic and proteomic research, biotechnology, pharmaceutical development, the diagnosis of disease and as key components in pharmaceutical, diagnostic and other high technology manufacturing.