Purity:Purified by Protein G affinity chromatography.
Form:Supplied as a lyophilized powder from PBS, pH 7.2, 0.09% sodium azide, 1% BSA. Labeled with R. Phycoerythrin (RPE). Reconstitute with 1ml sterile 40-50% glycerol, ddH2O.
Specificity:Recognizes the rat CD25 cell surface antigen, a 55kD glycoprotein which acts as a low affinity receptor for IL-2.CD25 is expressed by activated T lymphocytes.