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L9045

Sigma-Aldrich

Lipodisq®

Styrene:Maleic Anhydride Copolymer 3:1

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UNSPSC Code:
12352202
NACRES:
NA.26

biological source

synthetic

Quality Level

form

powder

storage temp.

room temp

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General description

Lipodisq® reagents are novel polymers derived from styrene and maleic acid. Lipodisq® polymers are capable of forming nanosized lipid-based discoidal particles capable of incorporating membrane proteins. Lipodisqs typically have a diameter of 9-10 nm at pH 7.4.

Application

Lipodisq® reagents are novel polymers derived from styrene and maleic acid. Lipodisq polymers are capable of forming nanosized lipid-based discoidal particles capable of incorporating membrane proteins. The Lipodisq technology can solubilize commonly used lipids such as dimyristoylphosphatidylcholine (DMPC) without the use of detergents. In general, Lipodisq polymers are potentially useful in mitigating the use of detergents for the solubilization of membrane proteins. Lipodisqs typically have a diameter of 9-10 nm at pH 7.4.
The Lipodisq technology can solubilize commonly used lipids such as dimyristoylphosphatidylcholine (DMPC) without the use of detergents.

Functional pH range: 6.0 - 9.0

Biochem/physiol Actions

Lipodisq® polymers are potentially useful in mitigating the use of detergents for solubilization of membrane proteins. Dissolving this product in an aqueous solution, with sufficient base (e.g. KOH, NaOH), causes hydrolysis of each anhydride moiety into two carboxylic acid/carboxylate groups. This action renders the SMA polymer soluble in aqueous media. Lipodisq® acts as a potential membrane mimic system.

Legal Information

Lipodisq is a registered trademark of Malvern Cosmeceutics Limited

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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Detergent-free incorporation of a seven-transmembrane receptor protein into nanosized bilayer Lipodisq particles for functional and biophysical studies
Orwick-Rydmark M, et al.
Nano Letters, 12(9), 4687-4692 (2012)
Juan F Bada Juarez et al.
Chemistry and physics of lipids, 222, 51-58 (2019-05-19)
Lipodisq™ nanoparticles have been used to extract surface lipids from the cuticle of two strains (wild type, N2 and the bacteria-resistant strain, agmo-1) of the C. elegans nematode without loss of viability. The extracted lipids were characterized by thin layer
Characterizing the structure of lipodisq nanoparticles for membrane protein spectroscopic studies
Zhang R, et al.
Biochimica et Biophysica Acta - Biomembranes, 1848(1), 329-333 (2015)
Maria Lyngaas Torgersen et al.
Journal of biomedical nanotechnology, 16(4), 419-431 (2020-09-25)
Many promising pharmaceutically active compounds have low solubility in aqueous environments and their encapsulation into efficient drug delivery vehicles is crucial to increase their bioavailability. Lipodisq nanoparticles are approximately 10 nm in diameter and consist of a circular phospholipid bilayer
Indra D Sahu et al.
Biochemistry, 52(35), 5967-5984 (2013-08-22)
Electron paramagnetic resonance (EPR) spectroscopy is a very powerful biophysical tool that can provide valuable structural and dynamic information about a wide variety of biological systems. The intent of this review is to provide a general overview for biochemists and

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