R&D Systems™ Recombinant Human SCF Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Product Code	Brand	Formulation	Quantity
18136140	R&D Systems™ 255-SC-010	Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.	10μg
18197380	R&D Systems™ 255-SC-010/CF	Lyophilized from a 0.2μm filtered solution in PBS.	10μg
18148170	R&D Systems™ 255-SC-050	Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein.	50μg
18146420	R&D Systems™ 255-SC-050/CF	Lyophilized from a 0.2μm filtered solution in PBS.	50μg

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 1-5 ng/mL.

Specifications

• Gene ID (Entrez): 4254
• Name: SCF/c-kit Ligand
• Storage Requirements: Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70° C as supplied. 1 month, 2 to 8° C under sterile conditions after reconstitution. 3 months, -20 to -70° C under sterile conditions after reconstitution.
• Conjugate: Unconjugated
• Purity or Quality Grade: 97%, by SDS-PAGE under reducing conditions and visualized by silver stain.

• Molecular Weight (g/mol): M.W. (theroretical): 19 kDa
• Source: E. coli-derived human SCF/c-kit Ligand protein Glu26-Ala189,with an N-terminal Met
• Gene Alias: c-kit Ligand, DCUA, DFNA69, DKFZp686F2250, familial progressive hyperpigmentation 2, FPH2, FPHH, KIT ligand, Kitl, KITLG, KL-1, Mast cell growth factor, MGF, MGFSHEP7, SCFStem cell factor, SFc-Kit ligand, SHEP7, SLF, steel factor
• Recombinant: Recombinant