BAFF, human recombinant

A potent B cell activator
Catalog #: 4451 | abID:

Product Details

Alternate Name BAFF, BLYS, CD257, TALL1, THANK, ZTNF4, TALL-1, TNFSF20, TNFSF13B, B-cell Activating Factor.
Gene Symbol TN13B
Gene ID 10673
Accession # Q9Y275
Source E. coli
Appearance Lyophilized protein
Physical Form Description Lyophilized from 0.3X PBS, pH 7.5
Molecular Weight 19.335 kDa
Purity by SDS-PAGE ≥95%
Purity by ≥95%
Endotoxin Level <0.1 ng/μg
Biological Activity Determined by the dose-dependent stimulation of IL-8 production by human PBMC. The ED₅₀ for this effect is less than 10 ng/ml. Please note: results may vary with PBMC donors.
Reconstitution Instructions Reconstitute in H₂O to a concentration of 0.1-1.0 mg/ml. This solution can then be diluted into other aqueous buffers or stored at 4°C for 1 week or –20°C for future use.
Handling Centrifuge the vial prior to opening.
Storage Conditions -20°C
Shipping Conditions Gel Pack
USAGE For Research Use Only! Not to be used in humans


Human BAFF (for B cell activating factor belonging to the TNF family) is a newly discovered novel ligand of the TNF family. BAFF plays an important role as co-stimulator of B cell proliferation and function. Recombinant human BAFF is a soluble 17.0 kDa protein containing 153 amino acid residues

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Kern, C. et al. (2004) Blood 103:679-688.
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