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lymphocyte of B lineage

^ http://purl.obolibrary.org/obo/CL_0000945


A lymphocyte of B lineage is a lymphocyte that expresses CD19 on the cell surface. An additional defining characteristic is the commitment to express an immunoglobulin complex. [ GOC:tfm GOC:rhs http://purl.obolibrary.org/obo/go/references/0000031 http://openisbn.com/search.php?q=0781735149&isbn=1/ GOC:add ]

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Types of B lineage lymphocytes include B cells and antibody secreting cells (plasmablasts and plasma cells). Lymphocytes of B cell lineage can be distinguished from those of T cell lineage by their lack of CD3e (as part of the T cell receptor complex).