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Merck

L6274

Sigma-Aldrich

Laminin from human placenta

liquid, BioReagent, suitable for cell culture

Sinónimos:

Cell culture grade laminin, Human Laminin

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About This Item

Número de CAS:
Número MDL:
Código UNSPSC:
12352202
NACRES:
NA.77

origen biológico

human placenta

Nivel de calidad

Línea del producto

BioReagent

formulario

liquid

concentración

0.5 mg/mL in Tris-buffered saline

técnicas

cell culture | mammalian: suitable

cobertura de la superficie

1‑2 μg/cm2

Nº de acceso UniProt

Condiciones de envío

dry ice

temp. de almacenamiento

−70°C

Información sobre el gen

human ... LAMB1(3912)

Aplicación

Laminin supports growth and differentiation of many cell types including epithelial, endothelial, neural, muscle and liver cells. It is recommended for use as a cell culture substratum at 1-2 μg/cm2. The optimal concentration does depend on cell type as well as the application or research objectives.

Acciones bioquímicas o fisiológicas

Laminin proteins are integral components of structural scaffolding in animal tissues. They associate with type IV collagen via entactin and perlecan and bind to cell membranes through integrin receptors, dystroglycan glycoprotein complexes and Lutheran blood group glycoproteins. Laminin has active domains for collagen binding, cell adhesion, heparin binding, and neurite outgrowth fragment.

Componentes

Laminin is an extracellular matrix multidomain trimeric glycoprotein, and is the main non-collagenous component of basal lamina that supports adhesion, proliferation and differentiation. Laminin is composed of both A, B1 and B2 chains, which are connected by many disulfide bonds. This laminin product is purified from human placenta using pepsin treatment and immunoaffinity chromatography. SDS-PAGE results in two major bands at 50 kDa and 130-160 kDa.

Precaución

It is recommended to store this product at -70°C, where it will remain stable for two years.

Nota de preparación

This product is supplied at a concentration of 0.5 mg/mL in 50 mM Tris-HCl, with 150 mM NaCl. It is 0.2 μm filtered. Thaw this solution slowly before use at 2-8°C to avoid gel formation. For use as a coating, dilute in a sterile balanced salt solution, coat culture surface with a minimal volume and incubate at 37°C for two hours. Wash 3 times with PBS before plating cells. Laminin coatings can be stored for one month at 2-8°C.

Código de clase de almacenamiento

10 - Combustible liquids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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PloS one, 6(5), e19453-e19453 (2011-05-17)
Formation of apical compartments underlies the morphogenesis of most epithelial organs during development. The extracellular matrix (ECM), particularly the basement membrane (BM), plays an important role in orienting the apico-basal polarity and thereby the positioning of apical lumens. Integrins have
Sandhanakrishnan Cattavarayane et al.
BMC cell biology, 16, 3-3 (2015-04-19)
The growth properties and self-renewal capacity of embryonic stem (ES) cells are regulated by their immediate microenvironment such as the extracellular matrix (ECM). Integrins, a central family of cellular ECM receptors, have been implicated in these processes but their specific
Danielle K Lewis et al.
Aging cell, 7(6), 836-849 (2008-09-10)
Astrocytes comprise a large proportion of the central nervous system support cells and play a critical role in neural injury and repair. The present study examined the impact of ovarian aging using an ex vivo model system, where astrocytes were
Terhi P Teräväinen et al.
PloS one, 8(8), e71485-e71485 (2013-08-27)
The properties of epithelial cells within tissues are regulated by their immediate microenvironment, which consists of neighboring cells and the extracellular matrix (ECM). Integrin heterodimers orchestrate dynamic assembly and disassembly of cell-ECM connections and thereby convey biochemical and mechanical information
Pere Roca-Cusachs et al.
Proceedings of the National Academy of Sciences of the United States of America, 106(38), 16245-16250 (2009-10-07)
A key molecular link between cells and the extracellular matrix is the binding between fibronectin and integrins alpha(5)beta(1) and alpha(v)beta(3). However, the roles of these different integrins in establishing adhesion remain unclear. We tested the adhesion strength of fibronectin-integrin-cytoskeleton linkages

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