Synonyms	B-cell Attracting Chemokine-1;BLR1 Ligand;BCA-1/BLC
Species	Human
Expression_host	E.coli
Sequence	Val 23-Arg 94
Accession	O43927
Mol_Mass	9.5 kDa
AP_Mol_Mass	11 kDa
Tag	N-His
Bio_Activity	Measure by its ability to chemoattract BaF3 cells transfected with human CXCR5.The ED₅₀ for this effect is <20 ng/mL.

Properties

Purity	> 98 % as determined by reducing SDS-PAGE.
Endotoxin level	< 0.1 EU per μg of the protein as determined by the LAL method.
Storage	Generally, lyophilized proteins are stable for up to 12 months when stored at -20 to -80℃. Reconstituted protein solution can be stored at 4-8℃ for 2-7 days. Aliquots of reconstituted samples are stable at < -20℃ for 3 months.
Shipping	This product is provided as lyophilized powder which is shipped with ice packs.
Formulation	Lyophilized from sterile PBS, pH 7.4. Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization. Please refer to the specific buffer information in the printed manual.
Reconstitution	Please refer to the printed manual for detailed information.

Background

Chemotactic for B-lymphocytes but not for T-lymphocytes, monocytes and neutrophils. Does not induce calcium release in B-lymphocytes. Binds to BLR1/CXCR5.

Citations

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