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You are here:Home » Molecular Biology » Growth Factors-SDF » Stromal Cell Derived Factor 1 alpha, Recombinant, Human (SDF1a)

Stromal Cell Derived Factor 1 alpha, Recombinant, Human (SDF1a)

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Specifications

Recombinant Human SDF-1 produced in E. coli is a non-glycosylated, polypeptide chain containing 68 amino acids and having a molecular mass of 8008 Dalton.
Catalog #S7975-50D
Endotoxin <0.01ng/ug or <0.1EU/ug as per LAL
Biological Activity SDF-1 is fully biologically active when compared to standard. The specific activity as determined by its ability to chemoattract human peripheral T cells activated with PHA and IL-2 using a concentation of 20-80ng/ml.
AA SequenceKPVSLSYRCP CRFFESHVAR ANVKHLKILN TPNCALQIVA RLKNNNRQVC IDPKLKWIQE YLEKALNK
Storage and StabilityLyophilized powder may be stored at -20°C. Stable for 12 months at -20°C. Reconstitute with sterile ddH2O, aliquot and store at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
Molecular Weight8kD
SourceRecombinant, human, E. coli
Purity98% as determined by RP-HPLC; Reducing and non-reducing SDS-PAGE.
FormSupplied as a lyophilized powder. Reconstitute with sterile dH2O PBS to 0.1-1mg/ml, which can be further diluted into other aqueous solutions.
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.


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