VEGF C Rat

Vascular Endothelial Growth Factor Related Protein Rat Recombinant
Cat. No.
BT6645
Source
Sf9, Insect Cells.
Synonyms
VEGF-C, Vascular endothelial growth factor C, VRP, Flt4 ligand, Flt4-L.
Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Purity

Greater than 90.0% as determined by SDS-PAGE.

Usage
Prospec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

Vascular Endothelial Growth Factor C Rat Recombinant contains 127 amino acids residues and was fused to a His- tag (6x His) at the C-terminal end. As a result of glycosylation VEGF-C migrates as an 15-20 kDa protein in SDS-PAGE under reducing conditions.

Product Specs

Introduction
VEGF-C, also known as Vascular Endothelial Growth Factor Related Protein (VRP), is a recently identified member of the VEGF growth factor family, sharing a close relationship with VEGF-D. The cDNA of rat VEGFC encodes a precursor protein comprising 416 amino acids. This protein demonstrates near-complete identity to mouse VEGF-C. Similar to VEGF-D, VEGF-C possesses a VEGF homology domain located within the middle third of the precursor molecule, flanked by extended N- and C-terminal regions. In adult tissues, VEGF-C exhibits high expression levels in the heart, placenta, ovary, and small intestine. When the N- and C-terminal extensions are absent, recombinant rat VEGF-C, encompassing only the central VEGF homology domain, predominantly forms dimers through non-covalent interactions. This protein acts as a ligand for both VEGFR-2/KDR and VEGFR-3/FLT-4 receptors. Given the strong expression of VEGFR-3 in lymphatic endothelial cells, it has been proposed that VEGF-C plays a role in regulating the growth and/or differentiation of lymphatic endothelium. While recombinant rat VEGF-C exhibits mitogenic activity on vascular endothelial cells, its potency is considerably lower compared to VEGF-A.
Description
Recombinant Rat Vascular Endothelial Growth Factor C is comprised of 127 amino acids and features a C-terminal His-tag (6x His). Due to glycosylation, VEGF-C appears as a 15-20 kDa protein under reducing conditions in SDS-PAGE.
Physical Appearance
White, lyophilized powder that has been sterile filtered.
Formulation
Each milligram of Rat VEGF-C is supplied in a buffer containing 50 mg of BSA and PBS.
Solubility
To reconstitute the lyophilized Vascular Endothelial Growth Factor C, it is advised to dissolve it in a minimum of 100 µg/ml of sterile 18 MΩ-cm H2O. Following reconstitution, the solution can be further diluted in other aqueous solutions as needed.
Stability
Lyophilized Vascular Endothelial Growth Factor-C remains stable at room temperature for a period of 3 weeks. However, for long-term storage, it is recommended to store it in a desiccated state below -18°C. After reconstitution, VEGF-C should be stored at 4°C for 2-7 days. For extended storage, it should be kept below -18°C. It is important to avoid repeated freeze-thaw cycles.
Purity
Purity exceeds 90.0% as assessed by SDS-PAGE.
Biological Activity
Biological activity is determined by evaluating its ability to induce phosphorylation of the VEGFR-3/FLT-4 receptor in porcine aortic endothelial cells. The ED50 for this effect typically falls within the range of 200-300 ng/ml, which translates to a Specific Activity of 3,334-5,000 IU/mg.
Synonyms
VEGF-C, Vascular endothelial growth factor C, VRP, Flt4 ligand, Flt4-L.
Source
Sf9, Insect Cells.
Amino Acid Sequence
DTVKLAAAHYNTEILKSIDNEWRKTQCMPREVCIDVGKEFGAATNTFFKP PCVSVYRCGGCCNSEGLQCMNTSTGYLSKTLFEITVPLSQGPKPVTISFA NHTSCRCMSKLDVYRQVHSIIHHHHHH.

Product Science Overview

Introduction

Vascular Endothelial Growth Factor (VEGF) is a signal protein that stimulates the formation of blood vessels. It plays a crucial role in both physiological and pathological angiogenesis. VEGF is particularly significant in the context of cardiovascular diseases, cancer, and various other conditions where blood vessel formation is a key factor .

VEGF and Its Role

VEGF is an endothelial cell-specific mitogen that promotes the proliferation and migration of endothelial cells. It is also known to increase vascular permeability, which is why it was initially referred to as Vascular Permeability Factor (VPF) . VEGF operates through binding to its receptors, primarily VEGFR-1 (Flt-1) and VEGFR-2 (Flk-1/KDR), which are tyrosine kinase receptors .

Recombinant VEGF in Research

Recombinant VEGF proteins, such as those derived from rats, are widely used in research to study their effects on angiogenesis and related processes. These recombinant proteins are produced using genetic engineering techniques, where the VEGF gene is inserted into a host organism, often bacteria or yeast, to produce the protein in large quantities .

Applications in Disease Models

Recombinant VEGF proteins are used in various disease models to understand their role in conditions like ischemic heart disease, cancer, and diabetic retinopathy. For instance, VEGF-based therapies have shown promise in preclinical studies for promoting angiogenesis in ischemic tissues . Additionally, anti-VEGF therapies are being explored for their potential to inhibit tumor growth by preventing the formation of new blood vessels that supply the tumor .

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