Table 1. MUM1 protein expression in... | American Society of Hematology

Table 1.

MUM1 protein expression in normal lymphohematopoietic tissues

Tissue	MUM1 Expression
Tonsil/spleen
Germinal center B cells	−^*
Mantle B cells	−^†
Marginal zone B cells	−
Plasma cells	+
T cells	−^‡
Macrophages	−
Follicular dendritic cells	−
Endothelia	−
Epithelia	−
Thymus
Cortex	−
Medulla	−
Hassal corpuscle	−
Bone marrow
Erythroid precursors	−
Myeloid precursors	−
Megakaryocytes	−
Osteoblasts	−
Osteoclasts	−

Tissue	MUM1 Expression
Tonsil/spleen
Germinal center B cells	−^*
Mantle B cells	−^†
Marginal zone B cells	−
Plasma cells	+
T cells	−^‡
Macrophages	−
Follicular dendritic cells	−
Endothelia	−
Epithelia	−
Thymus
Cortex	−
Medulla	−
Hassal corpuscle	−
Bone marrow
Erythroid precursors	−
Myeloid precursors	−
Megakaryocytes	−
Osteoblasts	−
Osteoclasts	−

A small percentage of strongly MUM1⁺ cells was present within germinal centers (see “Results”).

Mantle B cells were usually negative but occasionally showed very faint MUM1 expression.

A small percentage (1%-5%) of MUM1⁺ T cells was present in the GC and the interfollicular area.