BAFF (human, recombinant)
Catalog #: 90100-3

Size: 1000 µg

Description: Recombinant human soluble BAFF (GenBank Accession No. NM_006573) is a
17.0 kDa (134 aa-285 aa) protein expressed in an E.coli expression system.

Source: E.coli

Formulation: Lyophilized from sterile filtered 0.5X PBS, pH 7.5 + 0.5 mM DTT, containing no additives.

Stability: The lyophilized protein is stable for at least 2 years from date of receipt at -20°C.

Purity: >98% by SDS-PAGE and HPLC analysis.

Endotoxin Level: < 1EU per µg of BAFF as determined by the LAL method.

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

References:
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)