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• VT root
      • B cell quantity
      • immature B cell morphology trait

    • immature B cell quantity   VT:0008215   (1)
    Definition: The proportion or number of the cells of the B lymphocyte lineage that have undergone VDJ rearrangement of the heavy chain and V-J rearrangement of the light chain; these cells express IgM on the cell surface but have not yet been selected for self-reactivity. [ISBN:0-8153-1691-7, MP:0008214];
      (No descendants that are mapped to MPD data)

    MP:0008215 (decreased immature B cell number) is numbered similarly to VT:0008215 but is over in the MP ontology (semantics may or may not be similar).

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