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Key Documents

GF313

Sigma-Aldrich

TGF- α Protein, Human Recombinant Animal Free

>98% (SDS-PAGE and HPLC), <0.1 μg/mg protein endotoxin (<1EU/μg)

Sinónimos:

Transforming growth factor alpha, TGFa, TGF alpha, EGF-like TGF, TGF type 1

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About This Item

UNSPSC Code:
12352202
eCl@ss:
32160405
NACRES:
NA.75

recombinant

expressed in E. coli

Quality Level

assay

>98% (SDS-PAGE and HPLC)

impurities

<0.1 μg/mg protein endotoxin (<1EU/μg)

NCBI accession no.

UniProt accession no.

shipped in

dry ice

General description

Product Source: E. coli
Transforming growth factor alpha (TGF-α) is an EGF-related polypeptide growth factor that signals through the EGF receptor, and stimulates the proliferation of a wide range of epidermal and epithelial cells. It is produced by monocytes, keratinocytes, and various tumor cells. TGF-α induces transformation anchorage independence in cultured cells. Human, murine and rat TGF-α are cross-species reactive. Recombinant human TGF-α is a 50 amino acid polypeptide (5.5 kDa) which shares approximately 40% sequence homology with EGF, including 6 conserved cysteine residues, which form 3 intramolecular disulfide bonds.

Specificity

Cross Reactivty
Chicken, Mouse, Rat

Application

Research Category
Stem Cell Research
Research Sub Category
Growth Factors & Receptors

Quality

Bioactivity assay: Determined by its ability to stimulate the proliferation of mouse Balb/c 3T3 cells. The expected ED50 is ≤ 0.2 ng/ml, corresponding to a specific activity of ≥ 5 x 106 units/mg.

Physical form

Product is filtered through a 0.2 micron filter before lyophilization.
Recombinant animal free human TGF- α is manufactured using all non-animal reagents

Storage and Stability

Store at -20°C for up to 6 months from date of receipt.

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificados de análisis (COA)

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