Fig. (3) A) Immunofluorescent staining of cells for asporin, periostin and nestin. PDLSC: Periodontal ligament stem cells, DPSC dental pulp-derived stem cells, BMSC bone marrow derived mesenchymal stem cells. B) Relative fluorescent intensity results from immunofluorescent studies normalised for cell numbers. Mean ± SD. 3 cultures for each cell type tested. * Significantly different from PDLSC, P < 0.05, 1-way ANOVA and Bonferoni post test.