Name : Human VEGF R3/FLT4 Protein

Product Source :
Recombinant Human VEGF R3/FLT4 Protein is expressed from HEK293 with hFc tag at the C-Terminus. It contains Tyr25-Ile776.[Accession | P35916-1]

Molecular Weight :
The protein has a predicted MW of 111.3 kDa. Due to glycosylation, the protein migrates to 135-155 kDa based on Tris-Bis PAGE result.

Endotoxin Level :
Less than 1EU per ug by the LAL method.

Purity :
> 95% as determined by Tris-Bis PAGE> 95% as determined by HPLC

Formulation :
Lyophilized from 0.22μm filtered solution in 50mM Tris, 150mM NaCl, 100mM Glycine (pH 7.5). Normally 8% trehalose is added as protectant before lyophilization.

Reconstitution :
Centrifuge the tube before opening. Reconstituting to a concentration more than 100 μg/ml is recommended. Dissolve the lyophilized protein in distilled water.

Storage and Stability :
-20 to -80°C for 12 months as supplied from date of receipt. -80°C for 3-6 months after reconstitution. 2-8°C for 2-7 days after reconstitution. Recommend to aliquot the protein into smaller quantities for optimal storage. Please minimize freeze-thaw cycles.

Product Concentration :
Tris-Bis PAGE Human VEGF R3 on Tris-Bis PAGE under reduced condition. The purity is greater than 95%. SEC-HPLC The purity of Human VEGF R3 is greater than 95% as determined by SEC-HPLC. ELISA Data Immobilized Human VEGF-C, His Tag at 1μg/ml (100μl/well) on the plate. Dose response curve for Human VEGF R3, hFc Tag with the EC50 of 17.9ng/ml determined by ELISA.

Background :
Vascular endothelial growth factor (VEGF) and its receptors VEGF-R1, -R2 and -R3 play important roles in tumor angiogenesis and are associated with poor prognosis in several solid tumors.VEGF-R1, -R2 and -R3 were highly expressed in CRC cells and stromal vessels. VEGF-R1 strong positive staining correlated with shorter survival after CRC surgery.

Synonyms :
VEGFR-3; FLT-4; LMPH1A; PCLFLT41; VEGFR3; FLT-41; PCL

References & Citations :
(1) Okita NT, Yamada Y, Takahari D, Hirashima Y, Matsubara J, Kato K, Hamaguchi T, Shirao K, Shimada Y, Taniguchi H, Shimoda T. Vascular endothelial growth factor receptor expression as a prognostic marker for survival in colorectal cancer. Jpn J Clin Oncol. 2009 Sep;39(9):595-600. doi: 10.1093/jjco/hyp066. Epub 2009 Jun 17. PMID: 19535387.

MedChemExpress (MCE) recombinant proteins include: cytokines, enzymes, growth factors, hormones, receptors, transcription factors, antibody fragments, etc. They are often essential for supporting cell growth, stimulating cell signaling pathways, triggering or inhibiting cell differentiation; and are useful tools for elucidating protein structure and function, understanding disease onset and progression, and validating pharmaceutical targets. At MedChemExpress (MCE), we strive to provide products with only the highest quality. Protein identity, purity and biological activity are assured by our robust quality control and assurance procedures.
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