BP000092-C017: Recombinant Human Leukemia Inhibitory Factor (LIF) Protein
Source: E. coli-derived.
The ED50 was determined by the M1 cell differentiation assay is < 0.01 ug/ml, corresponding to a specific activity of 1.0 x 108 IU/mg.
Purity: > 95% by SEC-HPLC and reducing SDS-PAGE.
Endotoxin: < 0.1 ng/ug (1 IEU/ug).BP000092-CYT-001: Recombinant Human Leukemia Inhibitory Factor, GST tag
Source: E. coli-derived.
Purity: > 90% by SDS-PAGE and RP-HPLC.BP000092-CYT-644: Recombinant Human Leukemia Inhibitory Factor (LIF) Protein
Source: E. coli-derived.
The ED50 was determined by the M1 cell differentiation assay is < 0.01 ug/ml, corresponding to a specific activity of 100 MIU/mg.
Purity: > 98% by SDS-PAGE and RP-HPLC.BP000092-CYT-645: Recombinant Mouse Leukemia Inhibitory Factor (LIF) Protein
Source: E. coli-derived.
The specific activity is 100 MIU/mg, where 50 U is defined as the amount of murine LIF required to induce differentiation in 50% of the M1 colonies per ml of agar culture.
Purity: > 95% by SDS-PAGE and RP-HPLC.