Animals 1 Cell Differentiation 1 Cells, Cultured 1 Dental Pulp 1 FNDC5 1 FNDC5 protein, human 1 FNDC5 protein, rat 1 Fibronectins 1 Human dental pulp stem cell 1 Human osteoblast Human periodontal ligament cell 1 Humans 1 Irisin 1 Osteoblasts 1 Periodontal Ligament 1 Rats 1 Stem Cells 1 animal 1 cell culture 1 cell differentiation 1 fibronectin 1 human 1 osteoblast 1 periodontal ligament 1 rat 1 stem cell 1 tooth pulp 1