Lyophilized from 0.22µm filtered solution in PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization.
Expression System:
HEK293
Purity:
> 90% as determined by Bis-Tris PAGE,> 95% as determined by HPLC
Form:
Lyophilized
Sequence:
Val77-Leu233
Target:
TNF alpha
Human TNF alpha on Bis-Tris PAGE under reduced condition. The purity is greater than 90%.
Human TNF alpha, His Tag captured on CM5 Chip via anti-his antibody can bind Human TNFR2, mFc Tag with an affinity constant of 1.62 nM as determined in SPR assay (Biacore T200).
The purity of Human TNF alpha is greater than 95% as determined by SEC-HPLC.
Immobilized Human TNF alpha, His Tag at 5ug/ml (100ul/well) on the plate. Dose response curve for Human TNFR2, mFc Tag with the EC50 of 45.8ng/ml determined by ELISA (QC Test).
The purity of Human TNF alpha is greater than 95% and the molecular weight of this protein is around 55-76 kDa as determined by SEC-MALS.
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