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      • leukocyte quantity
      • mast cell morphology trait

    • mast cell quantity   VT:0000336   (1)
    Definition: The proportion or number of the cells that are found in almost all tissues, containing numerous basophilic granules and capable of releasing large amounts of histamine and heparin upon activation. [MeSH:D008407];
      (No descendants that are mapped to MPD data)

    MP:0000336 (decreased mast cell number) is numbered similarly to VT:0000336 but is over in the MP ontology (semantics may or may not be similar).

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