Purity:Purified by Protein G affinity chromatography from tissue culture supernatant.
Form:Supplied as a lyophilized powder from PBS, pH 7.4, 5% sucrose, 1% BSA, 0.09% sodium azide. Reconstitute with 1ml sterile ddH2O. Labeled with R-Phycoerythrin (PE).
Specificity:Recognizes mouse CD4. Reported to block CD4+ Tcell activation. It blocks class II MHC antigenspecific binding, thereby inhibiting functions such as class II MHC antigenspecific proliferation and the release of lymphokines.