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Recombinant Mouse VEGF120, Yeast

 
Catalog No.
P1180
重组鼠血管内皮生长因子(VEGF)
组合的产品项目
规格价格库存 数量
10ug
¥ 2,216.00
Ship with 5-10 days
100ug
¥ 9,512.00
Ship with 5-10 days
500ug
¥ 21,342.00
Ship with 5-10 days

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A

背景

Vascular endothelial growth factor (VEGF or VEGF-A)/vascular permeability factor (VPF), is an important signaling protein as a potent mediator of both angiogenesis and vasculogenesis. It is a member of the platelet-derived growth factor (PDGF) family, and characterized by a cysteine-knot structure and disulfide-linked homodimer. Alternately spliced isoforms of 121, 145, 165, 183, 189, and 206 amino acids (aa) have been identified in humans, with 120, 164 and 188 aa isoforms found in mouse. VEGF binds the type I transmembrane receptor tyrosine kinases VEGF R1 (also called Flt-1) and VEGF R2 (Flk-1/KDR) on endothelial cells. VEGF is required during embryogenesis to regulate the proliferation, migration, and survival of endothelial cells. In adults, VEGF functions mainly in wound healing and the female reproductive cycle. Pathologically, it is involved in tumor angiogenesis and vascular leakage. Circulating VEGF levels correlate with disease activity in autoimmune diseases such as rheumatoid arthritis, multiple sclerosis and systemic lupus erythematosus.

Description

Gene ID

 

Accession #

 

Alternate Names

 

Source

Yeast

M.Wt

Theoretically as a disulfide-linked homodimeric protein, the product consists of two 121 amino acid polypeptide chains. As a result of glycosylation, it migrates to at least two bands with molecular weights ranging from 20.7 kDa in SDS-PAGE under reducing conditions.

AA Sequence

MAPTTEGEQK SHEVIKFMDV YQRSYCRPIE TLVDIFQEYP DEIEYIFKPS CVPLMRCAGC CNDEALECVP TSESNITMQI MRIKPHQSQH IGEMSFLQHS RCECRPKKDR TKPEKCDKPR R

Appearance

Sterile Filtered White lyophilized (freeze-dried) powder.

Stability & Storage

Use a manual defrost freezer and avoid repeated freeze-thaw cycles.

12 months from date of receipt, -20 to -70 °C as supplied.

1 month, 2 to 8 °C under sterile conditions after reconstitution.

3 months, -20 to -70 °C under sterile conditions after reconstitution.

Formulation

 

Lyophilized from a 0.2 μm filtered concentrated solution in PBS, pH 7.4.

Reconstitution

We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Reconstitute in sterile distilled water or aqueous buffer containing 0.1 % BSA to a concentration of 0.1-1.0 mg/mL. Stock solutions should be apportioned into working aliquots and stored at ≤ -20 °C. Further dilutions should be made in appropriate buffered solutions.

Biological Activity

Fully biologically active when compared to standard. Measured in a cell proliferation assay using HUVEC human umbilical vein endothelial cells. The ED50 for this effect is 1-4 ng/mL.

Shipping Condition

Gel pack.

Handling

Centrifuge the vial prior to opening.

Usage

For Research Use Only! Not to be used in humans.

质量控制

质量控制和DataSheet

批次:
    纯度 > 95 % by SDS-PAGE and 90% by SEC-HPLC analyses.
    Endotoxin: Less than 0.1 EU/μg of rMuVEGF120, Yeast as determined by LAL method.
  • Datasheet