Purity:Purified by Protein A affinity chromatography from tissue culture supernatent.
Form:Supplied as a liquid in 50mM sodium phosphate, pH 7.5, 100mM potassium chloride, 50mM sodium chloride. No preservative added.
Specificity:Recognizes CD28 expressed on human T cells and also on BHK cells transfected with human CD28. Monomeric and cross linked CD28 will stimulate expression of IL-2 from CD28+ cells.
Clone # USB:ANC28.1/5D10
Isotype:IgG1
Calc Applications Abbrev:E FC
Calc Crossreactivity:Hu
Immunogen:Human CD28 Ig fusion protein and HPB-MLT human tumor cells