Characteristics:
Source E.coli
Description Human Persephin(Ala61-Gly156)
Accession #Q60542
Predicted molecular 10.3kDa
Mass
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 ≤10 EU/mg by the LAL method
Activity Measured in a cell proliferation assay using TT human medullary thyroidcancer cells.
The ED50 for this effect is ＜20 ng/mL.
Formulation Lyophilized from a 0.22 μm-filtered solution containing 20mM Citric Acidl,5% Mannitol,pH2.5
Size 10 μg/vial, 50 μg/vial, 1 mg/vial
Handling and Storage:
Reconstitution It is recommended to redissolve in sterile deionized water.
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
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
