Article 1 Chondrocyte Dental pulp 1 Enzymatic digestion 1 Osteoblast 1 Outgrowth 1 Stem cell 1 animal cell 1 calvaria 1 cell differentiation 1 cell growth 1 cell isolation 1 cell proliferation 1 cell structure 1 cell surface marker 1 chondrocyte 1 comparative study 1 controlled study 1 dental pulp stem cell 1 enzymatic digestion method 1 gene expression 1 glycosaminoglycan polysulfate 1 infrared spectroscopy 1 mesenchymal stem cell 1 mouse 1 nonhuman 1 osteoblast 1 outgrowth method 1 proteoglycan 1 quality control 1