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F0556

Sigma-Aldrich

Human Fibronectin

from human fibroblasts, liquid, ~0.5 mg/mL, suitable for cell culture

Synonyme(s) :

Fibronectin

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About This Item

Numéro CE :
Numéro MDL:
Code UNSPSC :
12352202
eCl@ss :
42020141
Nomenclature NACRES :
NA.75

product name

Fibronectine, cell culture derived, ~0.5 mg/mL, sterile-filtered, BioReagent, suitable for cell culture

Source biologique

human fibroblasts

Niveau de qualité

Stérilité

sterile-filtered

Gamme de produits

BioReagent

Forme

solution

Poids mol.

31 kDa

Conditionnement

pkg of 100 μL

Concentration

~0.5 mg/mL

Technique(s)

cell culture | mammalian: suitable

Impuretés

HBSAG, none detected
HCV, none detected
HIV-1/HIV-2, none detected

Numéro d'accès NCBI

Numéro d'accès UniProt

Spécificité de la liaison

Peptide Source: Collagen

Conditions d'expédition

dry ice

Température de stockage

−20°C

Informations sur le gène

human ... FN1(2335)

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Description générale

Fibronectin 1 is a glycoprotein of the extracellular matrix that is coded by FN1 gene. It is expressed in the plasma and at the cell surface. It is mapped to human chromosome 2q35.
The matrix protein fibronectin consists of three units that are named Fn1, Fn2 and Fn3. The plasma protein has a molar mass of 31kDa. It is present in loose connective tissue, basement membranes, and the surface of various cell types.

Application

Fibronectin solution from human fibroblasts is used for the following applications:
  • It is used in purification of human extracellular matrix (ECM)
  • Coating of tissue culture plates with extracellular matrix components
  • Used during cell culture (For xeno-free, feeder-free culture the cells were passaged in to human fibronectin along with other components)

Fibronectin from human plasma can be used with epithelial cells, mesenchymal cells, neuronal cells, fibroblasts, neural crest cells, and endothelial cells. It is recommended for use as a cell culture substratum at 1-5 μg/cm2 or 0.5-50 μg/mL. The optimal concentration does depend on cell type as well as the application and research objectives.

Actions biochimiques/physiologiques

Fibronectin is a high molecular mass extracellular matrix glycoprotein involved in many cellular processes, including tissue repair, embryogenesis, blood clotting, cell migration/adhesion, and embryogenesis and development. It is used in vitro as a substrate to enhance adherence and proliferation of many cell types. It can bind to macromolecules such as collagen, fibrin, glycosaminoglycans, and Clq, apart from some bacteria.It serves as a critical factor in promoting cell survival and preventing programmed cell death in these cellular contexts. Fibronectin plays a significant role in the wound healing process, and in extracellular matrix (ECM) assembly hence is suitable for tissue engineering applications.

Composants

Fibronectin is an adhesive glycoproteins found in both the cell surface and in plasma.

Attention

The solution should be stored at -20°C. Under these conditions, the product is stable for at least 2 years. Vortexing, excessive agitation, or additoinal freezing and thawing of reconstituted fibronectin are not recommended.

Notes préparatoires

This product is produced by human fibroblasts and then purified biochemically. It is supplied as a sterile solution at 0.5 mg/mL in a CAPS saline buffer. Before use, the product should be thawed slowly at 2-8°C, forming a clear solution. Avoid any vortexing or vigorous shaking of the solution, which will cause any fibronectin to “crash” out of solution. To coat plates, dilute this product in sterile HBSS solutions and coat with a minimal volume. Then, incubate at 37°C for 1-2 hours and wash 3 times with sterile HBSS and plate cells.

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

Eyeshields, Gloves, type N95 (US)


Certificats d'analyse (COA)

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Consulter la Bibliothèque de documents

Nathalie Chênais et al.
Scientific reports, 9(1), 2861-2861 (2019-03-01)
Reprogramming of cultured cells using Xenopus egg extract involves controlling four major steps: plasma membrane permeabilization, egg factors import into the nucleus, membrane resealing, and cell proliferation. Using propidium iodide to assess plasma membrane permeability, we established that 90% of
J R Potts et al.
Current opinion in cell biology, 6(5), 648-655 (1994-10-01)
Significant progress has been made recently in the determination of the structure and assembly of the important matrix protein fibronectin, a molecule mainly constructed from three modular units denoted Fn1, Fn2 and Fn3. Atomic resolution structures are now available for
Veronica M Coceres et al.
Frontiers in cellular and infection microbiology, 11, 757185-757185 (2021-12-04)
Trichomonas vaginalis and Tritrichomonas foetus are extracellular flagellated parasites that inhabit humans and other mammals, respectively. In addition to motility, flagella act in a variety of biological processes in different cell types, and extra-axonemal structures (EASs) have been described as
Sajjad Ahmad et al.
Stem cells (Dayton, Ohio), 25(5), 1145-1155 (2007-01-27)
Human embryonic stem cells (hESCs) are pluripotent cells capable of differentiating into any cell type of the body. It has long been known that the adult stem cell niche is vital for the maintenance of adult stem cells. The cornea
Patricia A Soucy et al.
Matrix biology : journal of the International Society for Matrix Biology, 28(5), 273-283 (2009-04-21)
Extracellular matrix plays a critical role in cellular development by providing signaling cues that direct morphogenesis. In order to study both the cues that natural matrix provides and endothelial cell responses to that information, human fetal lung fibroblasts were used

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