R&D Systems™ Recombinant Human R-Spondin 1 Protein

Description

Includes

For Research Use Only

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

Measured by its ability to induce Topflash reporter activity in HEK293T human embryonic kidney cells. The ED50 for this effect is 1.00-10.0 ng/mL in the presence of 5 ng/mL Recombinant Mouse Wnt-3a (Catalog # 1324-WN ).

Order Info

Ships at ambient temperature.

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Specifications

• Accession Number: Q2MKA7
• Formulation: Lyophilized from a 0.2μm filtered solution in PBS with BSA as a carrier protein
• Gene ID (Entrez): 284654
• Molecular Weight (g/mol): 25.6 kDa
• Quantity: 1 mg
• Source: Chinese Hamster Ovary cell line, CHO-derived human R-Spondin 1 protein Ser21-Ala263
• 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.
• Regulatory Status: RUO
• Endotoxin Concentration: <0.10 EU per 1μg of the protein by the LAL method
• Biological Activity: 1 to 4ng/mL
• Product Type: Recombinant protein
• Conjugate: Unconjugated
• Species: Human
• Recombinant: Recombinant
• Purity or Quality Grade: >95%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining

For Research Use Only