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Key Documents

700053P

Avanti

25-hydroxycholesterol-d6

Avanti Polar Lipids

Sinônimo(s):

26,26,26,27,27,27-hexadeuterocholest-5-ene-3β,25-diol; 25-hydroxycholest-5-en-3-ol(d6)

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About This Item

Fórmula empírica (Notação de Hill):
C27H40D6O2
Número CAS:
Peso molecular:
408.69
Código UNSPSC:
41141804
NACRES:
NA.25

descrição

cholest-5-ene-3β,25-diol-d6

Ensaio

>99% (TLC)

forma

powder

embalagem

pkg of 1 × 1 mg (700053P-1mg)

fabricante/nome comercial

Avanti Polar Lipids

Condições de expedição

dry ice

temperatura de armazenamento

−20°C

Categorias relacionadas

Descrição geral

25-hydroxycholesterol (25HC) is synthesized from cholesterol in the presence of oxygen and enzyme cholesterol 25-hydroxylase and the conversion is dependent on nicotinamide adenine dinucleotide phosphate (NADPH) during toll-like receptor activation. 25HC is catabolized to 7α-hydroxylated sterol. 25-hydroxycholesterol-d6 is the deuterated form of 25-hydroxycholesterol.

Aplicação

25-hydroxycholesterol-d6 has been used as an internal standard:
  • in the quantification of 25-OHC in jejunum samples by liquid chromatography with tandem mass spectrometry (LC-MS-MS)
  • in plasma samples by liquid chromatography-mass spectrometry analysis
  • for calibration curve generation for plasma oxysterol quantification

Ações bioquímicas/fisiológicas

25-hydroxycholesterol is a liver X receptor ligand. This bioactive lipid regulates immune response and macrophages production from monocytes. 25-HC serves as an antiviral effector and may have therapeutic potential. It reduces cholesterol biosynthesis by inactivating sterol regulatory element binding protein and inhibits HMG-CoA reductase (HMGCR). 25-HC may play a protective role in myocardial ischemia-reperfusion injury by inhibiting apoptosis and regulating mitogen-activated protein kinase (MAPK) pathway.

Embalagem

5 mL Amber Glass Screw Cap Vial (700053P-1mg)

Informações legais

Avanti Research is a trademark of Avanti Polar Lipids, LLC

Código de classe de armazenamento

11 - Combustible Solids

Ponto de fulgor (°F)

No data available

Ponto de fulgor (°C)

No data available


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Colesterol Sigma Grade, ≥99%

Sigma-Aldrich

C8667

Colesterol

Editorial: 25-Hydroxycholesterol: a new life in immunology.
Jeffrey G McDonald et al.
Journal of leukocyte biology, 88(6), 1071-1072 (2010-12-03)
Ying Liu et al.
Journal of lipid research, 59(3), 439-451 (2018-01-05)
Cholesterol 25-hydroxylase (CH25H) catalyzes the production of 25-hydroxycholesterol (25-HC), an oxysterol that can play an important role in different biological processes. However, the mechanisms regulating CH25H expression have not been fully elucidated. In this study, we determined that CH25H is
Pallavi Mukherjee et al.
Journal of lipid research, 58(8), 1636-1647 (2017-06-09)
Feeding LDL receptor (LDLR)-null mice a Western diet (WD) increased the expression of IFN-β in jejunum as determined by quantitative RT-PCR (RT-qPCR), immunohistochemistry (IHC), and ELISA (all P < 0.0001). WD also increased the expression of cholesterol 25-hydroxylase (CH25H) as
Alzbeta Kloudova-Spalenkova et al.
The Journal of steroid biochemistry and molecular biology, 197, 105566-105566 (2019-12-25)
Oxygenated metabolites of cholesterol (oxysterols) have been previously demonstrated to contribute to progression of various cancers and to modulate resistance to breast cancer endocrine therapy in vitro. We measured prognostic roles of circulating levels of seven major oxysterols in the
Louise Ménégaut et al.
Cell reports, 31(7), 107665-107665 (2020-05-21)
Low-grade inflammation is constitutive of atherosclerosis, and anti-inflammatory therapy inhibiting interleukin-1β (IL-1β) reduces the rate of cardiovascular events. While cholesterol accumulation in atheroma plaque and macrophages is a major driver of the inflammatory process, the role of the LXR cholesterol

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