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Merck

P5899

Poly-ʟ-Lysine Hydrobromide

synthetic, mol wt ≥300,000, powder, γ-irradiated, suitable for cell culture, BioXtra

동의어(들):

PLL HBr

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제품정보 (DICE 배송 시 비용 별도)

CAS 번호:
UNSPSC Code:
12352202
eCl@ss:
32160406
PubChem Substance ID:
NACRES:
NA.75
MDL number:
Biological source:
synthetic (organic)
Form:
lyophilized powder
Technique(s):
cell culture | mammalian: suitable
Mol wt:
≥300,000
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제품 이름

Poly-L-lysine hydrobromide, mol wt ≥300,000, lyophilized powder, γ-irradiated, BioXtra, suitable for cell culture

biological source

synthetic (organic)

Quality Level

sterility

γ-irradiated

product line

BioXtra

form

lyophilized powder

mol wt

≥300,000

packaging

pkg of 5 mg

technique(s)

cell culture | mammalian: suitable

surface coverage

4 μg/cm2

impurities

<10% water (by Karl Fischer)

solubility

H2O: soluble 50 mg/mL, clear to very slightly hazy, colorless to faintly yellow

shipped in

ambient

storage temp.

−20°C

SMILES string

Cl.NCCCCC(N)C(O)=O

InChI

1S/C18H38N6O4/c19-10-4-1-7-13(22)16(25)23-14(8-2-5-11-20)17(26)24-15(18(27)28)9-3-6-12-21/h13-15H,1-12,19-22H2,(H,23,25)(H,24,26)(H,27,28)/t13-,14-,15-/m0/s1

InChI key

WBSCNDJQPKSPII-KKUMJFAQSA-N

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Application

Poly-L-lysine hydrobromide has been used to coat:
  • 2-well plates before seeding muscle cells in a research study on rainbow trout myotube formation
  • flat bottom 96-well plates for in vitro neuronal stem cell differentiation
  • T75 flasks for primary astrocytic cultures

Biochem/physiol Actions

Poly-L-lysine serves as a coating substance to ensure better attachment of cells to culture surfaces. Research shows that plates coated with poly-L-lysine (PLL) demonstrated an accelerated cell growth rate. Culturing mesenchymal stem cells (MSCs) on PLL-coated substrates has been found to safeguard the stemness properties of these cells and inhibit senescence. PLL-coated plates have demonstrated enhanced MSC growth and up-regulated the expression of genes associated with cell adhesion, differentiation, proliferation, and signaling. Moreover, porous PLL-coated surfaces have shown improvements in cell proliferation and the osteogenic differentiation of MSCs.

Analysis Note

Molecular weight based on viscosity. Also assayed by MALLS.

Other Notes

For additional technical information on polyamino acids please visit the Polyamino acid FAQ resource.
Poly-L-lysine is a positively charged amino acid polymer with approximately one HBr per lysine residue. The hydrobromide allows the poly-L-lysine to be in a crystalline form soluble in water. A small amount of product may be found in the beta structure because the HBr interferes with hydrogen bonding between amino and either the carboxyl groups or N or O containing moieties.

Disclaimer

Sterile solutions are stable for up to 2 years when stored at 2-8°C. It should be stored desiccated at -20°C.

저장 등급

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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시험 성적서(COA)

Lot/Batch Number

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문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Sonja Stadler et al.
BMC cell biology, 5(1), 44-44 (2004-11-24)
Between cell divisions the chromatin fiber of each chromosome is restricted to a subvolume of the interphase cell nucleus called chromosome territory. The internal organization of these chromosome territories is still largely unknown. We compared the large-scale chromatin structure of
Malgorzata J Podolska et al.
Journal of leukocyte biology, 106(6), 1359-1366 (2019-09-04)
The release of neutrophil extracellular traps (NETs) is one of the weapons neutrophils have in their armory. NETs consist of extracellular chromatin fibers decorated with a plethora of cytoplasmic and granular proteins, such as the antimicrobial serine protease neutrophil elastase
Gustavo Castro et al.
ISRN ophthalmology, 2013, 752161-752161 (2014-02-22)
Purpose. The purpose of this work was to evaluate the retinal integration and differentiation of neurospheres formed by stem cells and mouse neural progenitor cells injected intravitreally in mice eyes with retinal injury. Methods. Eight male C57BL mice, 8 weeks
Skye E Smith et al.
eNeuro, 7(4) (2020-08-02)
Aberrant migration of inhibitory interneurons can alter the formation of cortical circuitry and lead to severe neurologic disorders including epilepsy, autism, and schizophrenia. However, mechanisms involved in directing the migration of interneurons remain incompletely understood. Using a mouse model, we
Stuart B Mazzone et al.
Molecular neurobiology, 57(2), 949-963 (2019-10-21)
Bronchopulmonary sensory neurons are derived from the vagal sensory ganglia and are essential for monitoring the physical and chemical environment of the airways and lungs. Subtypes are heterogenous in their responsiveness to stimuli, phenotype, and developmental origin, but they collectively

문서

Extracellular matrix proteins such as laminin, collagen, and fibronectin can be used as cell attachment substrates in cell culture.

Poly-Lysine enhances cell binding with positively-charged surface ions, optimizing electrostatic interaction on culture surfaces for increased cell attachment.

Cancer stem cell media, spheroid plates and cancer stem cell markers to culture and characterize CSC populations.

프로토콜

Adhere cells to solid substrates using poly-lysine, which enhances electrostatic interaction between negatively charged ions of the cell membrane and the culture surface.

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