Form:Supplied as a liquid in PBS pH 7.4, 0.09% sodium azide and a stabilizing agent. Labeled with R-Phycoerythrin (PE).
Specificity:Recognizes an epitope on mouse I-Ek MHC class II alloantigen. Reacts with the I-Ek class II alloantigen on cells from mice of the H-2r haplotype; reactivity with H-2d and H-2p haplotypes has not been observed.