Purity:Purified by Protein G affinity chromatography.
Form:Supplied as a liquid in PBS, pH 7.4, 0.09% sodium azide.
Specificity:Recognizes a monomorphic determinant of human HLA-DR, expressed by B lymphocytes, monocytes and activated T cells. Reported to be cross reactive with mouse H-2 haplotypes b, d and q expressed by mouse strains including C57BL/6, DBA, and NZB (1).