Purity:Purified by Protein G affinity chromatography.
Form:Supplied as a liquid in PBS, 1% BSA, 0.09% sodium azide. Labeled with fluorescein isothiocyanate (FITC).
Specificity:Recognizes the human CD33 cell surface glycoprotein, a 67kD molecule expressed by monocytes, granulocyte precursors, myeloid progenitor cells and myeloid leukaemias.