rmIL-3 Lyophilized. Lyophilized from sterile-filtered (0.22 µm) buffer, carrier-free. Recombinant, mouse interleukin-3 expressed in E. coli. Stimulates production and differentiation of macrophages, neutrophils, basophils, mast cells, and eosinophils. Biological activity: ED50 = 0.01-0.1 ng/ml as measured in a cell proliferation assay using NFS-60 cells.. Purity: ≥95% by SDS-PAGE. Contaminants: Endotoxin: ≤ 0.1 ng/µg IL-3. Merck Index: 14, 4995 Ref.: Muther, H., et al. 1994. Growth Factors 10, 17. |