Recombinant Human IL-5

• Product Name Alternative:

  Interleukin-5, IL-5, B-cell differentiation factor I, Eosinophil differentiation factor, T-cell replacing factor, TRF, IL5

• UniProt:

  P05113

• Expression Region:

  20-134

• Host:

  Mammalian Cells

• Tag:

  C-terminal His Tag

• Applications:

  Western Blot, ELISA

• Endotoxin:

  <1 EU/µg as determined by LAL test.

• Purity:

  Greater than 95% as determined by SDS-PAGE.

• Activity:

  Measured in a cell proliferation assay using TF_x001E_1 human erythroleukemic cells. The ED50 for this effect is 0.1-0.5 ng/ml.

• Form:

  Lyophilized powder

• Reconstitution:

  Centrifuge the vial at 10000 rpm for 30 s before opening, reconstitute in sterile distilled water to a concentration of 0.1-1 mg/ml by gently pipetting 2-3 times, don't vortex.

• Molecular Weight:

  20 kDa

• Shipping Conditions:

  4°C with ice bag

• Storage Conditions:

  The lyophilized protein is stable at -20 °C for up to 1 year. After reconstitution, the protein solution is stable at -20 to -80 °C for 3 months or 2-7 days at 2 to 8 °C under sterile conditions. For extended storage, it is recommended to further dilute in working aliquots, avoid repeated freeze/thaw cycle.

• Formulation:

  Lyophilized from a 0.2 μm filtered solution of PBS, pH 7.4.

• Organism Species:

  Human