Recombinant Human TGF-beta1 Protein (animal-free, DMF-040434)
Recombinant Human TGF-beta1 Protein (animal-free)
DMF-040434
Alternate Names
Transforming Growth Factor Beta-1; TGF-Beta1; TGF-β1; Latency-Associated Peptide; LAP; TGFB1; TGFB.
Characteristics
Species
Human
Expression System
Chinese Hamster Ovary (CHO) cell line
Fusion Tag
Tag Free
Protein Accession
P01137, Human TGF-β1 (Ala279-Ser390)
Predicted Molecular Mass
12.8 kDa (monomer)
Specification
Appearance
White powder, colorless clear liquid after reconstitution
Purity
≥95%, by SDS-PAGE (under reducing (R) & Non-reducing conditions, visualized by Coomassie staining)
Endotoxin Level
≤10 EU/mg by the LAL method
Biological Activity
Measured in a cell inhibition assay using TF-1 cells at IL4 presence. TheED50 for this effect is ≤0.1ng/mL.
Formulation
Lyophilized from a 0.22 μm-filtered solution containing 0.085% TFA, 30% ACN, 5% mannitol, pH 2.5
Size
10 μg/vial, 50 μg/vial, 1 mg/vial
Handling and Storage
Reconstitution
It is recommended to redissolve in 4 mM HCL.
Shipping
The product is shipped with blue ice.
Storage & Stability
36 months at -20°C to -80°C in lyophilized state
6 months at -20°C to -80°C under sterile conditions after reconstitution
7-10 days at 2°C to 8°C under sterile conditions after reconstitution.
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.