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K2144

Sigma-Aldrich

Ko143 hydrate

≥98% (HPLC), powder, BCRP inhibitor

Sinonimo/i:

(3S,6S,12aS)-1,2,3,4,6,7,12,12a-Octahydro-9-methoxy-6-( 2-methylpropyl)-1,4-dioxopyrazino[1′,2′:1,6]pyrido[3,4- b]indole-3-propanoic acid 1,1-dimethylethyl ester hydrate, Ko-143 hydrate

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About This Item

Formula empirica (notazione di Hill):
C26H35N3O5 · xH2O
Numero CAS:
Peso molecolare:
469.57 (anhydrous basis)
Numero MDL:
Codice UNSPSC:
12352200
ID PubChem:
NACRES:
NA.77

product name

Ko143 hydrate, ≥98% (HPLC)

Livello qualitativo

Saggio

≥98% (HPLC)

Forma fisica

powder

Colore

white to off-white

Solubilità

DMSO: >10 mg/mL

Ideatore

GlaxoSmithKline

Temperatura di conservazione

room temp

Stringa SMILE

O.COc1ccc2c3C[C@@H]4N([C@@H](CC(C)C)c3[nH]c2c1)C(=O)[C@H](CCC(=O)OC(C)(C)C)NC4=O

InChI

1S/C26H35N3O5.H2O/c1-14(2)11-20-23-17(16-8-7-15(33-6)12-19(16)27-23)13-21-24(31)28-18(25(32)29(20)21)9-10-22(30)34-26(3,4)5;/h7-8,12,14,18,20-21,27H,9-11,13H2,1-6H3,(H,28,31);1H2/t18-,20-,21-;/m0./s1
ZXXZDXPNJJZRDC-PSLBYKFTSA-N

Applicazioni

Ko143 hydrate has been used:
  • to determine the role of ATP-binding cassette sub-family G member 2 (ABCG2), human embryonic kidney (HEK)-C1 and HEK-ABCG2 in tumor microenvironment
  • to inhibit ABCG2 for sphere formation assay
  • in calcein-AM efflux inhibition to monitor multidrug resistance protein (MRP)-function in kidney
  • for cell viability assay

Azioni biochim/fisiol

Ko143 has been used as a positive control inhibitor on functions of BCRP in MCF7 and BCRP over-expressing MCF7/MX100 cell lines using a BCRP prototypical substrate mitoxantrone. The ABCG2 transporter breast cancer resistance protein (BCRP) plays an important role in disposition of many drugs and environmental toxins. Ko143 displays > 200-fold selectivity over P-gp and MRP-1 transporters. It increases intracellular drug accumulation and reverse BCRP-mediated multidrug resistance. It blocked topotecan and ABZSO transport in a concentration-dependent manner. Ko143 is reported to be a more specific inhibitor of BCRP than other known inhibitors of BCRP such as fumitremorgin C and GF120918.
Ko143 has been used as a positive control inhibitor on functions of breast cancer resistance protein (BCRP) using a BCRP prototypical substrate mitoxantrone. BCRP, an ABCG2 transporter, plays an important role in disposition of many drugs and environmental toxins. Ko143 displays > 200-fold selectivity over P-gp and MRP-1 transporters and thus is more specific than other known BCRP inhibitors such as fumitremorgin C and GF120918. It increases intracellular drug accumulation and reverses BCRP-mediated multidrug resistance. It blocks topotecan and ABZSO transport in a concentration-dependent manner.

Caratteristiche e vantaggi

This compound is a featured product for ADME Tox research. Click here to discover more featured ADME Tox products. Learn more about bioactive small molecules for other areas of research at sigma.com/discover-bsm.
This compound was developed by GlaxoSmithKline. To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here.

Stoccaggio e stabilità

The stability of this product in solution has not been determined. According to various sources this product can be stored in solvent (DMSO) at -80°C for 6 months and -20°C for 1 month.

Pittogrammi

Exclamation mark

Avvertenze

Warning

Indicazioni di pericolo

Classi di pericolo

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Organi bersaglio

Respiratory system

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable


Certificati d'analisi (COA)

Cerca il Certificati d'analisi (COA) digitando il numero di lotto/batch corrispondente. I numeri di lotto o di batch sono stampati sull'etichetta dei prodotti dopo la parola ‘Lotto’ o ‘Batch’.

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Multi-drug resistance ABC transporter inhibition enhances murine ventral prostate stem/progenitor cell differentiation
Samant MD, et al.
Stem Cells and Development, 24(10), 1236-1251 (2015)
Architecture of chimeric spheroids controls drug transport
Curran S, et al.
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Cancer chemotherapy and pharmacology, 78(4), 735-744 (2016-08-16)
The present study aimed to discover a new potent BCRP inhibitor overcoming multidrug resistance. Effects of LW6 on the functional activity and gene expression of two major efflux transporters, BCRP and P-gp, were evaluated by using MDCKII cells overexpressing each
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Lu Xiao et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 93, 456-467 (2016-09-03)
Efflux transporters are extensively distributed and expressed in the intestinal epithelium and contribute to the low oral bioavailability of flavonoids and flavonoid glucuronides by pumping these compounds back into intestinal lumen. Our previous study has shown the inhibitory effect of

Articoli

Protein-based drug transporters are expressed in Sf9 cells. Understanding the specific mechanisms of tumor cell transporters is an essential aspect of chemotherapeutic drug design.

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