Novus Biologicals™ Recombinant Human Leptin/OB Protein

Product Code.	Quantity	unitSize
18417891	1 mg	1mg

Product Code. 18417891 Supplier Novus Biologicals™ Supplier No. NBP2349341mg

Description

Recombinant Protein

Leptin Protein is fully biologically active when compared to standard. The ED50 as determined by a chemotaxis bioassay using human Leptin R transfected BaF3 murine proB cells is less than 2 ng/mL, corresponding to a specific activity of >5.0 x 10^5 IU/mg.

Specifications

• Accession Number: P41159, P41159, P41159
• For Use With (Application): PAGE, Bioactivity
• Formulation: Lyophilized from a 0.2 um filtered concentrated solution in 50 mm PB, pH 3.5, with 0.02 % Tween-20.
• Gene ID (Entrez): 3952
• Molecular Weight (g/mol): 16 kDa
• Quantity: 1 mg
• Storage Requirements: Store at -20°C to -70°C as supplied. After reconstitution, store at 2 to 8C for 1 month and at -20°C to -70°C for long term storage. Avoid repeated freeze-thaw cycles.
• Endotoxin Concentration: Less than 1 EU/μg of Leptin/OB as determined by LAL method.
• Gene Alias: FLJ94114, leptin, leptin (murine obesity homolog), leptin (obesity homolog, mouse), Obese protein, obese, mouse, homolog of, Obesity factor, OBOBS
• Gene Symbol: LEP
• Reconstitution: Recommended to centrifuge prior to opening. Reconstitute in sterile distilled water or aqueous buffer containing 0.1% BSA to a concentration of 0.1-1.0 mg/mL. Apportion stock solutions into working aliquots and store at <-20°C.
• Research Category: Biologically Active Proteins, Cytokine Research, Diabetes Research, Immunology, Lipid and Metabolism
• Purity or Quality Grade: >97% pure by SDS-PAGE and HPLC
• Protein: Leptin/OB