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P4638

Sigma-Aldrich

Poly-L-ornithine hydrobromide

mol wt >100,000

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Synonym(s):
L-Ornithine homopolymer hydrobromide
CAS Number:
MDL number:
NACRES:
NA.26

form

powder

mol wt

>100,000

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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This Item
P3655P4538P0671
technique(s)

cell culture | mammalian: suitable

technique(s)

cell culture | mammalian: suitable

technique(s)

cell culture | mammalian: suitable

technique(s)

cell culture | mammalian: suitable

color

white to off-white

color

white to off-white

color

white to off-white

color

white to off-white

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

mol wt

>100,000

mol wt

30,000-70,000

mol wt

5,000-15,000

mol wt

>30,000

Analysis Note

Molecular weight based on viscosity.

Other Notes

For additional technical information on polyamino acids please visit the Polyamino acid FAQ resource.

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

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E Ramsay et al.
International journal of pharmaceutics, 210(1-2), 97-107 (2001-02-13)
The impetus to develop non-viral gene delivery vectors has led to examination of synthetic polycationic polymers as plasmid DNA (pDNA) condensing agents. Previous reports have highlighted superiority (up to x 10-fold) in the in-vitro transfection of pDNA complexes formed by
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
Ana Borrajo et al.
Neuropharmacology, 85, 1-8 (2014-06-01)
Several recent studies have shown that activation of the RhoA/Rho-associated kinase (ROCK) pathway is involved in the MPTP-induced dopaminergic cell degeneration and possibly in Parkinson's disease. ROCK inhibitors have been suggested as candidate neuroprotective drugs for Parkinson's disease. However, the
Omaditya Khanna et al.
Journal of biomedical materials research. Part A, 95(2), 632-640 (2010-08-21)
Alginate microcapsules coated with a permselective poly-L-ornithine (PLO) membrane have been investigated for the encapsulation and transplantation of islets as a treatment for type 1 diabetes. The therapeutic potential of this approach could be improved through local stimulation of microvascular

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.

Humankind has utilized protein materials throughout its existence, starting with the use of materials such as wool and silk for warmth and protection from the elements and continuing with the use of recombinant DNA techniques to synthesize proteins with unique and useful properties.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

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