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Key Documents

MAK161

Sigma-Aldrich

Multidrug Resistance Assay Kit

(Fluorometric MDR Assay)

Synonyme(s) :

MDR Assay

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About This Item

Code UNSPSC :
12161503
Nomenclature NACRES :
NA.84

Utilisation

(Fluorometric MDR Assay)

Application(s)

pharmaceutical

Méthode de détection

fluorometric

Maladie(s) pertinente(s)

cancer

Température de stockage

−20°C

Informations sur le gène

Description générale

Acquired resistance to chemotherapy drugs, multidrug resistance or MDR, is a major contributor to treatment failure for many types of cancers. MDR is typically associated with the increased expression of two ATP-dependent drug efflux pumps, P-Glycoprotein (P-gp or MDR1) and the Multidrug Resistance-Associated Protein (MRP1). These pumps actively expel chemotherapeutic agents, typically hydrophobic amphipathic natural products, from the cytoplasm to exterior of the cell.

This kit is utilizes a hydrophobic fluorescent dye molecule to assess MDR activity in cells. This dye rapidly penetrates cell membranes and becomes trapped resulting in an increase in fluorescence intensity (λex = 490/λem = 525 nm). In cells expressing MDR transporters, the dye is rapidly extruded by the transporters, resulting in decreased fluorescence intensity.

Caractéristiques et avantages

Compatible with high-throughput handling systems.

Adéquation

This kit is suitable for the screening of MDR pump inhibitors or for identifying cell lines with high MDR activity.

Principe

This kit is utilizes a hydrophobic fluorescent dye molecule to assess MDR activity in cells. This dye rapidly penetrates cell membranes and becomes trapped resulting in an increase in fluorescence intensity (λEx = 490/λEm = 525 nm). In cells expressing MDR transporters, the dye is rapidly extruded by the transporters, resulting in decreased fluorescence intensity.

Code de la classe de stockage

10 - Combustible liquids


Certificats d'analyse (COA)

Recherchez un Certificats d'analyse (COA) en saisissant le numéro de lot du produit. Les numéros de lot figurent sur l'étiquette du produit après les mots "Lot" ou "Batch".

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Retrouvez la documentation relative aux produits que vous avez récemment achetés dans la Bibliothèque de documents.

Consulter la Bibliothèque de documents

Drug resistance in cancer: an overview.
Housman G, et al.
Cancer, 6(3), 1769-1792 (2014)
Non-coding polymorphisms in nucleotide binding domain 1 in ABCC1 gene associate with transcript level and survival of patients with breast cancer.
Kunicka T, et al.
PLoS ONE, 9(7), e101740-e101740 (2014)
Mechanisms and insights into drug resistance in cancer.
Zahreddine H and Katherine B
Frontiers in Pharmacology, 4, 28-28 (2013)

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