Human LIF protein

• Catalog Number: orb223826
• Category: Proteins
• Description: Recombinant Human LIF protein
• Tested applications: SDS-PAGE
• Reactivity: Human
• Purity: > 98% by SDS-PAGE and HPLC analyses.
• Conjugation: Unconjugated
• MW: 19.7 kDa
• Target: Human LIF
• Source: E. coli
• Biological Activity: Fully biologically active when compared to standard. The ED50 as determined by the dose-dependent proliferation of human TF-1 cells is less than 0.1 ng/ml, corresponding to a specific activity of > 1.0 x 107 IU/mg.
• Storage: Store at 4°C for up to two weeks. For long term storage, aliquot and store at -20°C, avoid freeze/thaw cycles.
• Buffer/Preservatives: Sterile Filtered White lyophilized (freeze-dried) powder, Lyophilized from a 0.2 μm filtered concentrated solution in PBS, pH 7.4.
• Note: For research use only
• Expiration Date: 6 months from date of receipt.

SDS-PAGE analysis of Human LIF protein