CD20 expression heterogeneity

Maryalice Stetler-Stevenson stetler at
Mon Sep 18 08:09:50 EST 2000

Are you sure they are B cells? Remember that a subpopulation of T
cells stain positive for CD20- dim.


>      Has anyone observed CD20 staining heterogeneity, i.e., dim and bright
>      populations of normal peripheral blood B lymphocytes and if so, is
>      there an explanation for it?
>      Gib Otten
>      Chiron Corp
>      Emeryville, CA

Maryalice Stetler-Stevenson
Director Flow Cytometry Unit
Laboratory of Pathology, NCI, NIH

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