R&D Systems™ Recombinant Human TGF-beta 1 Protein

Catalog No.	Quantity
24-0B5-00CF	500 μg

Catalog No. 24-0B5-00CF Supplier R&D Systems™ Supplier No. 240B500/CF

Description

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 inhibit the IL-4-dependent proliferation of HT-2 mouse T cells. Tsang, M. et al. (1995) Cytokine 7:389. The ED50 for this effect is 0.0400-0.200 ng/mL.

Specifications

• Accession Number: P01137
• Characterization: Bioactivity
• For Use With (Application): Bioactivity
• Formulation: Lyophilized from a 0.2μm filtered solution in Acetonitrile and TFA.
• Gene ID (Entrez): 7040
• Molecular Weight (g/mol): 12.8kDa (monomer)
• Quantity: 500 μg
• Source: Chinese Hamster Ovary cell line,CHO-derived human TGF-beta 1 protein Ala279-Ser390
• 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.
• Endotoxin Concentration: <0.10EU per 1μg of the protein by the LAL method.
• Gene Alias: CEDLAP, DPD1, latency-associated peptide, TGF beta1, TGFB, TGFB1, TGFbeta, TGFbeta 1, TGF-beta 1 protein, TGF-beta-1, transforming growth factor beta-1, transforming growth factor, beta 1
• Gene Symbol: TGFB1
• Product Type: Recombinant Protein
• Conjugate: Unconjugated
• Species: Human
• Reconstitution: Reconstitute 2μg vials at 20μg/mL in sterile 4 mM HCl containing at least 0.1% human or bovine serum albumin. Reconstitute 10μg or larger vials at 100μg/mL in sterile 4 mM HCl.
• Purity or Quality Grade: >90%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie Blue Staining.