This protein carries no "tag".
The protein has a calculated MW of 20.8 kDa. The protein migrates as 23-29 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
>95% as determined by SDS-PAGE.
Lyophilized from 0.22 μm filtered solution in PBS, pH7.4 with trehalose as protectant.
Contact us for customized product form or formulation.
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
Human IL-6, premium grade on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 95%.
Human IL-6, premium grade (Cat. No. IL6-H4218) stimulates proliferation of TF-1 human erythroleukemic cell line. The specific activity of Human IL-6, premium grade is > 1.0ⅹ10^8 IU/mg(QC tested).
Activity of three different production batches of Human IL-6 Protein, premium grade (Cat. No. IL6-H4218).
The activity of Human IL-6 Protein, premium grade (Cat. No. IL6-H4218) was higher than other competing products.
The Cell based assay shows that Human IL-6 Protein, premium grade (Cat. No. IL6-H4218) is stable at 37°C for 48 hours.
The Cell based assay shows that Human IL-6 Protein, premium grade (Cat. No. IL6-H4218) is stable after freezing and thawing 3 times.
Please contact us via TechSupport@acrobiosystems.com if you have any question on this product.
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