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VEGF-B (VEGFB) Active Protein

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS845227

Background: VEGF-B, a member of the VEGF family, is a potent growth and angiogenic cytokine. It promotes DNA synthesis in endothelial cells, regulates angiogenesis and Vascular permeability, and inhibits apoptosis in certain smooth muscle cells and neurons.… More details

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Material Safety Data Sheet View PDF
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Technical Datasheet View PDF
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Product Overview

Product Name
VEGF-B (VEGFB), Active Protein
Full Product Name
VEGF-B, human recombinant
Product Gene Name
Product Synonym Names
Vascular Endothelial Growth Factor-B; VEGFB; VEGF-related factor
Host
E Coli
Form/Format
Lyophilized without additives
Appearance: Lyophilized protein
Purity/Purification
>=98%
Preparation and Storage
Store the lyophilized VEGFB at -20 degrees C. Reconstituted VEGFB should be stored in working aliquots at -70 degrees C.
Molecular Weight
19.63 kDa
OMIM
601398
3D Structure
ModBase 3D Structure for P49765
Active Protein Note
Protein activity can be an ambiguous term. Please refer to the data sheet or inquire with Technical Support to determine the definition of activity for this product.
Solubility/Reconstitution Instructions
Reconstitute in 0.1% acetic acid to a concentration of 0.1-1.0 mg/ml. The solution should be stored at -70 degree C.
Endotoxin Level
<0.1 ng/ug
Biological Activity
Per researcher's feedback, the protein is biologically active as determined by the dose-dependent stimulation of the proliferation of human umbilical vein endothelial cells (HUVEC) in the presence of human VEGF165. The expected ED50 for this effect is 0.5-5.0 ug/ml.
Handling
Centrifuge the vial prior to opening.
Applications Tested/Suitable for VEGFB active protein
SDS-PAGE; HPLC

Other Notes

Small volumes of VEGFB active protein vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.

Searchable Terms for VEGFB purchase

MBS845227 is an active protein targeting VEGFB. Also known as VEGF-B, human recombinant. Host: E Coli.

Additional Details

NCBI/Uniprot data below describe general gene information for VEGFB. It may not necessarily be applicable to this product.

NCBI GI #
NCBI GeneID
NCBI Accession #
UniProt Primary Accession #
UniProt Secondary Accession #
UniProt Related Accession #
GenBank Nucleotide #
NCBI Official Full Name
vascular endothelial growth factor B isoform VEGFB-167
NCBI Official Synonym Full Names
vascular endothelial growth factor B
NCBI Official Symbol
VEGFB
NCBI Official Synonym Symbols
VRF; VEGFL
UniProt Protein Name
Vascular endothelial growth factor B
UniProt Synonym Protein Names
VEGF-related factor; VRF
UniProt Gene Name
VEGFB
UniProt Synonym Gene Names
VRF; VEGF-B; VRF
UniProt Entry Name
VEGFB_HUMAN
NCBI Protein Information
vascular endothelial growth factor B

NCBI Summary for VEGFB

This gene encodes a member of the PDGF (platelet-derived growth factor)/VEGF (vascular endothelial growth factor) family. The VEGF family members regulate the formation of blood vessels and are involved in endothelial cell physiology. This member is a ligand for VEGFR-1 (vascular endothelial growth factor receptor 1) and NRP-1 (neuropilin-1). Studies in mice showed that this gene was co-expressed with nuclear-encoded mitochondrial genes and the encoded protein specifically controlled endothelial uptake of fatty acids. Alternatively spliced transcript variants encoding distinct isoforms have been identified. [provided by RefSeq, Sep 2011]
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UniProt Comments for VEGFB

VEGFB: Growth factor for endothelial cells. VEGF-B167 binds heparin and neuropilin-1 whereas the binding to neuropilin-1 of VEGF-B186 is regulated by proteolysis. Homodimer; disulfide-linked. Can also form heterodimer with VEGF. Expressed in all tissues except liver. Highest levels found in heart, skeletal muscle and pancreas. Belongs to the PDGF/VEGF growth factor family. 2 isoforms of the human protein are produced by alternative splicing.

Protein type: Secreted; Secreted, signal peptide; Cell cycle regulation; Cytokine; Motility/polarity/chemotaxis

Chromosomal Location of Human Ortholog: 11q13

Cellular Component: extracellular space; membrane; extracellular region

Molecular Function: heparin binding; protein binding; protein homodimerization activity; growth factor activity; protein heterodimerization activity; vascular endothelial growth factor receptor 1 binding; chemoattractant activity

Biological Process: response to drug; platelet activation; protein amino acid O-linked glycosylation; positive regulation of vascular permeability; positive regulation of vascular endothelial growth factor receptor signaling pathway; induction of positive chemotaxis; positive regulation of protein kinase B signaling cascade; positive regulation of peptidyl-tyrosine phosphorylation; platelet degranulation; positive chemotaxis; positive regulation of cell division; positive regulation of endothelial cell proliferation; negative regulation of neuron apoptosis; angiogenesis; vascular endothelial growth factor receptor signaling pathway; blood coagulation; negative regulation of apoptosis; cardiac muscle contraction
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Precautions

All of MyBioSource's Products are for scientific laboratory research purposes and are not for diagnostic, therapeutics, prophylactic or in vivo use. Through your purchase, you expressly represent and warrant to MyBioSource that you will properly test and use any Products purchased from MyBioSource in accordance with industry standards. MyBioSource and its authorized distributors reserve the right to refuse to process any order where we reasonably believe that the intended use will fall outside of our acceptable guidelines.

Disclaimer

While every efforts were made to ensure the accuracy of the information provided in this datasheet, MyBioSource will not be liable for any omissions or errors contained herein. MyBioSource reserves the right to make changes to this datasheet at any time without prior notice.

It is the responsibility of the customer to report product performance issues to MyBioSource within 30 days of receipt of the product. Please visit our Terms & Conditions page for more information.

Product Note

Select online data sheet information is drawn from bioinformatics databases, occasionally resulting in ambiguous or non-relevant product information. It is the responsibility of the customer to review, verify, and evaluate the information to make sure it matches their requirements before purchasing the kit. Our ELISA Kit assays are dynamic research tools and sometimes they may be updated and improved. If the format of this assay is important to you then please request the current manual or contact our technical support team with a presales inquiry before placing an order. We will confirm the current details of the assay. We cannot guarantee the sample manual posted online is the most current manual, it is intended to serve as an example only. Please refer to the instructions For Use provided with the assay kit for precise details.

Product PubMed Publications

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