Recombinant Human CXCL8 protein(Ser28-Ser99), His-tagged

• Cat.No.: CXCL8-344H
• Product Overview: Recombinant Human CXCL8 (NP_000575.1) (Ser28-Ser99) was expressed in Yeast with a polyhistidine tag at the C-terminus.

Specification

• Species: Human
• Source: Yeast
• Tag: His
• Protein Length: Ser28-Ser99
• Form: Lyophilized from sterile PBS, pH 7.4. Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization.
• Bio-activity: Immobilized Human IL-8/CXCL8 (His Tag) at 2 μg/mL (100 μL/well) can bind Anti-IL-8/CXCL8 Antibody, Mouse Monoclonal, the EC50 is 25-140 ng/mL.
• Molecular Mass: The recombinant human CXCL8 consists of 82 amino acids and predicts a molecular mass of 9.8 kDa.
• Purity: > 95 % as determined by SDS-PAGE.
• Storage: Samples are stable for up to twelve months from date of receipt at -20°C to -80°C. Store it under sterile conditions at -20°C to -80°C. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
• Reconstitution: It is recommended that sterile water be added to the vial to prepare a stock solution of 0.2 ug/ul. Centrifuge the vial at 4°C before opening to recover the entire contents.