surface characterization of b-a3 cells , analyzed by flow cytometry with a panel of monoclonal antibodies , demonstrated that the majority of b-a3 cells were stained positively with leu-12 , hla-dr , and surface igg markers , whereas staining with surface igm , igd markers , pan t cell markers ( leu-4 and leu-9 ) , and il 2 receptor ( tac ) were consistently negative .
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surface
C0007634
the