Animal Free Recombinant Human VEGF1

Stock Code: 3571805
Manufacturer Part No: GF315
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Application


Research CategoryStem Cell Research


Research Sub CategoryGrowth Factors & Receptors


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.


General description


Product Source: E. coli


Vascular endothelial growth factor (VEGF or VEGFA) is a potent mediator of both angiogenesis and vasculogenesis in the fetus and adult. Humans express alternately spliced isoforms of 121, 145, 165, 183, 189, and 206 amino acids (aa) in length. VEGF165 appears to be the most abundant and potent isoform, followed by VEGF121 and VEGF189. VEGF is a potent growth and angiogenic cytokine. It stimulates proliferation and survival of endothelial cells, and promotes angiogenesis and vascular permeability. Expressed in vascularized tissues, VEGF plays a prominent role in normal and pathological angiogenesis. Substantial evidence implicates VEGF in the induction of tumor metastasis and intra-ocular neovascular syndromes. VEGF signals through the three receptors; fms-like tyrosine kinase (flt-1), KDR gene product (the murine homolog of KDR is the flk-1 gene product) and the flt4 gene product. Recombinant human VEGF is a 38.2 kDa disulfide-linked homodimeric protein consisting of two 165 amino acid polypeptide chains.


Physical form


Product is filtered through a 0.2 micron filter before lyophilization.


Recombinant animal free human VEGF165 is manufactured using all non-animal reagents


Quality


Bioactivity assay: Determined by the dose-dependent stimulation of the proliferation of human umbilical vein endothelial cells (HUVEC) using a concentration range of 1.0-8.0 ng/ml.


Specificity


Cross ReactivtyMouse, Rat, Pig, Hamster, Trout, Green Algae, Sheep, Cow, Rabbit, Guinea Pig


Storage and Stability


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

Quality Level100
ManufacturerSIGMA-ALDRICH
Impurities﹤0.1 µg/mg protein endotoxin (<1EU/µg)
Assay>98% (SDS-PAGE and HPLC)

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