Table 1: Immunohistochemical findings of EBV and Topo II-α in giant cell lesion of jawbones.

LesionsNo. of casesEBVTopo II-α LI (%)aTopo II-α LI (%)b
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PGCL990 005.70 ± 2.0216.81 ± 2.64
CGCL13121007.64 ± 0.6322.90 ± 5.62
GCT20020 11.42 ± 4.0239.22 ± 5.75

MGCs: multinucleated giant cells; MSCs: mononuclear stromal cells.
aMean ± standard deviation of Topo II-αin MGCs.
bMean ± standard deviation of Topo II-α in MSCs.