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Merck

CS0340

Sigma-Aldrich

Dihydrofolate Reductase Assay Kit

1 kit sufficient for 50-100 tests

Synonym(e):

DHFR Assay Kit

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About This Item

UNSPSC-Code:
12161503
NACRES:
NA.84

Qualitätsniveau

Verwendung

 kit sufficient for 50-100 tests

Versandbedingung

dry ice

Lagertemp.

−20°C

Angaben zum Gen

human ... DHFR(1719)

Anwendung

The kit is used for the detection of DHFR activity and screening of DHFR inhibitors. The assay is based on the ability of DHFR to catalyze the reversible NADPH-dependent reduction of dihydrofolic acid to tetrahydrofolic acid. The reaction progress is followed by monitoring the decrease in absorbance at 340 nm.
Dihydrofolic acid+NADPH+H+ ↔ Tetrahydrofolic acid+NADP+

Biochem./physiol. Wirkung

DHFR (dihydrofolate reductase) is an enzyme that catalyzes a reaction essential for the biosynthesis of nucleotidic bases of DNA. Blocking the enzyme causes cell death as a result of DNA synthesis inhibition. DHFR is an excellent target for anti-tumor drugs.

Leistungsmerkmale und Vorteile

  • Quick and simple method.
  • The kit contains all the reagents required for a colorimetric assay of DHFR activity in cell lysates, tissue homogenates, or column fractions of purified enzyme.
  • The kit includes a purified enzyme for use as a positive control and screening of DHFR inhibitors.
  • The kit includes methotrexate (MTX), a prokaryotic and eukaryotic DHFR specific inhibitor, which exhibits anti-tumor activities.
  • The kit was tested on A431, NIH-3T3, and CHO cell lines, rat liver, kidney, brain, and skeletal muscle tissue extracts, and recombinant DHFR.

Nur Kit-Komponenten

Produkt-Nr.
Beschreibung

  • Assay Buffer 10x for DHFR 30 mL

  • Dihydrofolate Reductase (DHFR) human .1 U

  • Dihydrofolic acid (DHFR substrate) 3 x 10

  • Amethopterin (+)(methotrexate, MTX)
    (DHFR inhibitor) 2 x 10

  • NADPH (β-Nicotinamide adenine dinucleotide phosphate reduced tetrasodium salt) 25 mg

Piktogramme

Skull and crossbonesHealth hazard

Signalwort

Danger

Gefahreneinstufungen

Acute Tox. 3 Oral - Eye Irrit. 2 - Repr. 1B - Skin Irrit. 2 - STOT SE 3

Zielorgane

Respiratory system

Lagerklassenschlüssel

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable


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Die Dokumentenbibliothek aufrufen

Em Canh Pham et al.
ACS omega, 7(37), 33614-33628 (2022-09-27)
Naphthamide is a common structural framework with diverse pharmacological activities. Ten novel 2-naphthamide derivatives have been designed, synthesized, and evaluated for their in vitro antibacterial, antifungal, and anticancer activities. The title compounds were synthesized from dimethoxybenzaldehyde derivatives through a four-step
Piermichele Kobauri et al.
Journal of medicinal chemistry, 65(6), 4798-4817 (2022-03-09)
Photopharmacology uses light to regulate the biological activity of drugs. This precise control is obtained through the incorporation of molecular photoswitches into bioactive molecules. A major challenge for photopharmacology is the rational design of photoswitchable drugs that show light-induced activation.
Bharath Srinivasan et al.
The FEBS journal, 282(10), 1922-1938 (2015-02-24)
Dihydrofolate reductase (DHFR) is a pivotal enzyme involved in the de novo pathway of purine synthesis, and hence, represents an attractive target to disrupt systems that require rapid DNA turnover. The enzyme acquires resistance to available drugs by various molecular
Amrinder Singh et al.
Scientific reports, 8(1), 3190-3190 (2018-02-18)
We report the first peptide based hDHFR inhibitors designed on the basis of structural analysis of dihydrofolate reductase (DHFR). A set of peptides were rationally designed and synthesized using solid phase peptide synthesis and characterized using nuclear magnetic resonance and
Bermans J Iskandar et al.
The Journal of clinical investigation, 120(5), 1603-1616 (2010-04-29)
The folate pathway plays a crucial role in the regeneration and repair of the adult CNS after injury. Here, we have shown in rodents that such repair occurs at least in part through DNA methylation. In animals with combined spinal

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