R&D Systems™ Recombinant Human IL-15 Protein, Animal-Free

Catalog No.	Quantity
RD10000265	25 μg

Catalog No. RD10000265 Supplier R&D Systems™ Supplier No. BT015AFL025/LQ

Description

Measured in a cell proliferation assay using MO7e human megakaryocytic leukemic cells. The ED50 for this effect is 0.300-2.60 ng/mL. The specific activity of recombinant human IL-15 is >2.00 x 108 units/mg, which is calibrated against the human IL-15 reference standard (NIBSC code: 95/554).

Specifications

• Accession Number: P40933.1
• For Use With (Application): Bioactivity
• Formulation: Supplied as a 0.2 μm filtered solution in PBS.
• Gene ID (Entrez): 3600
• Molecular Weight (g/mol): M.W.-observed: 9 kDa, under reducing conditions., M.W.-theroretical: 13 kDa
• Quantity: 25 μg
• Source: E. coli-derived human IL-15 protein Asn49-Ser162 Produced using non-animal reagents in an animal-free laboratory.
• Storage Requirements: Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 6 months from date of receipt, ≤ -65 °C as supplied. 1 month, 2 to 8 °C under sterile conditions after opening. 3 months, -20 to -70 °C under sterile conditions after opening.
• Endotoxin Concentration: <0.10 EU per 1 μg of the protein by the LAL method.
• Gene Alias: IL15, IL-15MGC9721, interleukin 15, interleukin-15
• Conjugate: Unconjugated
• Purity or Quality Grade: >97%, by SDS-PAGE with quantitative densitometry by Coomassie™ Blue Staining.
• Protein: IL-15