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Documentos Principais

U3383

Sigma-Aldrich

Urease Buffer Reagent

Sinônimo(s):

Urea colorimetric determination assay reagent

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About This Item

Código UNSPSC:
12352204
NACRES:
NA.54

descrição

When reconstituted, product is a solution of urease from Jack bean in 27 mM EDTA with 0.1% sodium azide as a preservative.

Nível de qualidade

Formulário

powder

peso molecular

545 kDa

temperatura de armazenamento

2-8°C

Descrição geral

Urease is a 545 kDa protein critical for the hydrolysis of urea to carbon dioxide and ammonia.
Urease is a dinickel enzyme that hydrolyses urea into ammonia and carbon dioxide. It is secreted by several bacterial species, invertebrates, fungi, and plants. Detection of urease activity is a potential diagnostic tool for Helicobacter pylori infections and several oral bacterial infections. two Ni2+ ions bridged by a hydroxyl group and a carbamylated lysine.

Aplicação

Urease Buffer Reagent has been used:
  • to measure plasma urea N (PUN) by the hypochlorite-phenol nitroprusside method
  • in cell viability assay to measure the synthesis of urea in human fetal stem/progenitor cells
  • to study the metabolic capacity of rat hepatocytes

Used in conjunction with Phenol Nitroprusside solution (Product Code P 6994) and Alkaline Hydpochlorite solution (Product Code A 1727) for the colorimetric determination of urea.

Pictogramas

Health hazard

Palavra indicadora

Danger

Frases de perigo

Classificações de perigo

Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2

Código de classe de armazenamento

13 - Non Combustible Solids

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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