Table 1: The number of TRAP-positive multinucleate cells when osteoclasts were cocultured in vitro with pCDNA3.0-Ig-hCT-transfected, and nontransfected, pCDNA3.0-transfected NIH3T3 cells, or nontransfected NIH3T3 cells plus sCT.

GroupNumber of TRAP-positive multinucleate cells (means SD)

Nontransfected group
pCDNA3.0-transfected group
pCDNA3.0-Ig -hCT-transfected group *
Nontransfected group plus sCT **

* , compared with nontransfected group and pCDNA3.0-transfected group. ** , compared with pCDNA3.0-transfected group.