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Product Details
Synonyms
DIF, TNF-alpha, TNFA, TNFSF2, cachexin, cachectin, TNFα
Source
Canine TNF-alpha, His Tag (TNA-C52H3) is expressed from human 293 cells (HEK293). It contains AA Val 77 - Leu 233 (Accession # P51742-1).
Predicted N-terminus: Val 77
Request for sequenceMolecular Characterization
Other Tags and Version Biotin & Other Labeled Version
This protein carries a polyhistidine tag at the C-terminus.
The protein has a calculated MW of 18.6 kDa. The protein migrates as 19-22 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
Endotoxin
Less than 1.0 EU per μg by the LAL method / rFC method.
Purity
>90% as determined by SDS-PAGE.
>95% as determined by SEC-MALS.
Formulation
Lyophilized from 0.22 μm filtered solution in PBS, pH7.4 with trehalose as protectant.
Contact us for customized product form or formulation.
Reconstitution
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
Storage
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:
- -20°C to -70°C for 12 months in lyophilized state;
- -70°C for 3 months under sterile conditions after reconstitution.
ACRO Quality Management System
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Performance Data
SDS-PAGE
Canine TNF-alpha, His Tag on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 90%.
SEC-MALS
The purity of Canine TNF-alpha, His Tag (Cat. No. TNA-C52H3) is more than 95% and the molecular weight of this protein is around 55-65 kDa verified by SEC-MALS.
Report
Bioactivity-ELISA
Immobilized Humira at 5 μg/mL (100 μL/well) can bind Canine TNF-alpha, His Tag (Cat. No. TNA-C52H3) with a linear range of 0.3-1 ng/mL (QC tested).
Protocol
Immobilized Human TNFR1, Fc Tag (Cat. No. TN1-H5251) at 5 μg/mL (100 μL/well) can bind Canine TNF-alpha, His Tag (Cat. No. TNA-C52H3) with a linear range of 2-10 ng/mL (Routinely tested).
Protocol
Bioactivity-BLI
Loaded Monoclonal Anti-TNF-alpha antibody, Human IgG1 (13B8) (Cat. No. TNA-AM493) on Protein A Biosensor, can bind Canine TNF-alpha, His Tag (Cat. No. TNA-C52H3) with an affinity constant of 2.24 nM as determined in BLI assay (ForteBio Octet Red96e) (Routinely tested).
Protocol
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Background
Recent Advances
Drug Development Progress- English Name：
Tumor necrosis factor α
- Category：
- Approved Drugs：
68 Details
- Drugs in Clinical Trials：
74 Details
- Highest Development Stage：
Approved
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