IGF-1

• Accession Number:

  P05019

• Expression Region:

  Gly49-Ala118

• Expression System:

  HEK293

• Tag:

  Tag free

• Stability:

  36 months at -20°C to -80°C in lyophilized state 6 months at -20°C to -80°C under sterile conditions after reconstitution 7-10 days at 2°C to 8°C under sterile conditions after reconstitution Use a manual defrost freezer and avoid repeated freeze-thaw cycles.

• Endotoxin:

  ≤10 EU/mg

• Purity:

  ≥ 95% as determined by SDS-PAGE

• Activity:

  Measured in a serum-free cell proliferation assay using MCF-7 human breast cancer cells. The ED50 for this effect ≤60 ng/mL.

• Reconstitution:

  It is recommended to redissolve in sterile deionized water

• Molecular Weight:

  7.7 kDa

• Shipping Conditions:

  Blue Ice

• Appearance:

  White powder, Colorless clear liquid after reconstitution

• Formulation:

  Lyophilized from a 0.22 μm filtered solution containing PBS, 5% mannitol and 0.01% Tween 80, pH7.4

• Species:

  Human