Our Abpromise guarantee covers the use of ab181891 in the following tested applications.
Measured by dose dependent induction of proliferation of PHA activated human peripheral blood mononuclear cells. The ED50 is 100 pg/ml, corresponding to a specific activity of 1.0 x 107 Units/mg.
Endotoxin Level: Less than 0.01 ng/ug cytokine as determined by the LAL assay.
For greatest stability, keep concentration of primary stock at or above 10 µg/ml.
For dilution of current stock, always include carrier protein (1% BSA or 10% FBS) in the buffered saline diluent.
Shipped at 4°C. Upon delivery aliquot. Store at -80°C. Avoid freeze / thaw cycle.
Constituents: 1.17% Sodium chloride, 0.24% Monobasic dihydrogen sodium phosphate
Contains no carriers or stabilizers.
This product is an active protein and may elicit a biological response in vivo, handle with caution.
ab181891 has not yet been referenced specifically in any publications.