Keywords: کلسترول تاندون رشد; AC; articular cartilage; ACC; articular chondrocyte; CC; columnar chondrocyte; EC; early chondrocyte; EO; endochondral ossification; GP; growth plate; GPC; growth plate chondrocyte; HC; hypertrophic chondrocyte; JP; joint progenitor cells; OB; osteoblast;