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R&D Systems™ Recombinant Human LIF Protein
Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity
POA
Specifications
Accession Number | P15018 |
---|---|
For Use With (Application) | Bioactivity |
Gene ID (Entrez) | 3976 |
Molecular Weight (g/mol) | M.W. (Observed): 19 kDa, reducing conditions; M.W. (theoretical): 19.6 kDa |
Name | LIF |
Description
Measured in a cell proliferation assay using TF-1 human erythroleukemic cells. Kitamura, T. et al. (1989) J. Cell Physiol. 140:323. The ED50 for this effect is 0.02-0.12 ng/mL.Specifications
P15018 | |
3976 | |
LIF | |
Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20°C to -70°C as supplied. 1 month, 2°C to 8°C under sterile conditions after reconstitution. 3 months, -20°C to -70°C under sterile conditions after reconstitution. | |
CDF, D factor, DIA, differentiation inhibitory activity, differentiation stimulating factor, Differentiation-stimulating factor, Emfilermin, HILDA, HILDAcholinergic differentiation factor, leukemia inhibitory factor, leukemia inhibitory factor (cholinergic differentiation factor), Melanoma-derived LPL inhibitor, MLPLI | |
Unconjugated | |
>95%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining. |
Bioactivity | |
M.W. (Observed): 19 kDa, reducing conditions; M.W. (theoretical): 19.6 kDa | |
E. coli-derived human LIF protein Pro24-Phe202 | |
<0.01 EU / 1 μg of the protein by the LAL method. | |
LIF | |
Recombinant | |
LIF |