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Key Documents

P3655

Sigma-Aldrich

Poly-L-ornithine hydrobromide

suitable for cell culture, Mol wt 30,000-70,000

Synonym(s):

L-Ornithine homopolymer hydrobromide

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About This Item

CAS Number:
MDL number:
UNSPSC Code:
12352209
NACRES:
NA.26

product name

Poly-L-ornithine hydrobromide, mol wt 30,000-70,000

form

powder

Quality Level

mol wt

30,000-70,000

technique(s)

cell culture | mammalian: suitable

color

white to off-white

storage temp.

−20°C

InChI

1S/C5H12N2O2.BrH/c6-3-1-2-4(7)5(8)9;/h4H,1-3,6-7H2,(H,8,9);1H

InChI key

GWRQMKDBBHFVIZ-UHFFFAOYSA-N

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Application

Poly-L-ornithine hydrobromide has been used to coat coverslips in culture vessels for culturing neural progenitor cells. It has also been used to coat culture plates for culturing cerebral cells of mice.

Biochem/physiol Actions

Poly-L-ornithine is a specialized coating that acts as a charge modifier. It is a polycationic synthetic amino acid polymer. It boosts nasal absorption of hydrophilic macromolecular drugs.

Analysis Note

Molecular weight based on viscosity. Also assayed by MALLS.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Preparation and Evaluation of PEGylated Poly-L-ornithine Complex as a Novel Absorption Enhancer
Yusuke Kamiya
Biologicals : Journal of the International Association of Biological Standardization (2017)
Isolation, characterization, and differentiation of multipotent neural
progenitor cells from human cerebrospinal fluid in fetal
cystic myelomeningocele
Mario Marotta
Stem Cell Research (2017)
FGF2 and Insulin Signaling Converge to Regulate Cyclin D Expression in Multipotent Neural Stem Cells
Adedamola Adepoju
Stem Cell Research (2013)
S K Tam et al.
Acta biomaterialia, 7(4), 1683-1692 (2010-12-15)
There is a need for better understanding of the biocompatibility of alginate-polycation microcapsules based on their physicochemical characteristics. Microcapsules composed of alginate with 44% (IntG) or 71% (HiG) guluronate, gelled with calcium (Ca) or barium (Ba) and coated with poly-L-lysine
A R Boccaccini et al.
Journal of the Royal Society, Interface, 7 Suppl 5, S581-S613 (2010-05-28)
Electrophoretic deposition (EPD) is attracting increasing attention as an effective technique for the processing of biomaterials, specifically bioactive coatings and biomedical nanostructures. The well-known advantages of EPD for the production of a wide range of microstructures and nanostructures as well

Articles

Discover L-ornithine, an important amino acid supplement, explore how L-ornithine is used in CHO and iPSC culture, and discover how poly-L-ornithine is used to enhance cell attachment.

Discover L-ornithine, an important amino acid supplement, explore how L-ornithine is used in CHO and iPSC culture, and discover how poly-L-ornithine is used to enhance cell attachment.

Discover L-ornithine, an important amino acid supplement, explore how L-ornithine is used in CHO and iPSC culture, and discover how poly-L-ornithine is used to enhance cell attachment.

Discover L-ornithine, an important amino acid supplement, explore how L-ornithine is used in CHO and iPSC culture, and discover how poly-L-ornithine is used to enhance cell attachment.

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