Technical Data
BAFF, Recombinant, Human (B cell Activating Factor belonging to TNF Family, BLyS, TALL-1, THANK)
Molecular Biology Storage: -20CShipping: RT
Human BAFF is a newly discovered novel ligand of the TNF family. BAFF plays an important role as costimulator of B cell proliferation and function.

Recombinant human soluble BAFF, aa134-285, expressed in E. coli.

Molecular Weight: 17kD

Biological Activity:
Measured by its ability to stimulate human B lymphocyte cells. The ED50 of this effect is between 5-10ng/ml

Endotoxin: 1EU/ug (LAL)

Suitable for use in ELISA. Other applications not tested.

Recommended Dilution:
Optimal dilutions to be determined by the researcher.

Storage and Stability:
Lyophilized powder may be stored at -20C. Reconstitute with sterile buffer or ddH2O. Aliquot and store at -20C. Reconstituted product is stable for 6 months at -20C. 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 Weight:
Source: E. coli
Purity: 98% (SDS-PAGE and HPLC)
Concentration: As reported
Form: Supplied as a lyophilized powder. Reconstitute with ddH2O or PBS.

Important Note: This 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.
1. High serum levels of BAFF, APRIL, and TACI in common variable immunodeficiency Clin. Immunol. 124 (2), 182-189 (2007) 2. Human endometriosis is associated with plasma cells and overexpression of B lymphocyte stimulator Proc. Natl. Acad. Sci. U.S.A. 104 (30), 12451-12456 (2007)

Intended for research use only. Not for use in human, therapeutic, or diagnostic applications.