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. 2008 Aug 22;13(8b):2602–2612. doi: 10.1111/j.1582-4934.2008.00476.x

Figure 5.

Figure 5

Bone marrow stromal cells on FNIII7–10‐treated surfaces exhibit higher levels of markers for osteoblastic differentiation after 7 days in culture and more advanced matrix mineralization than pFN‐treated or serum‐treated Ti (14d). (A) FNIII7–10‐treated surfaces enhance alkaline phosphatase activity (N= 4) at 7 days over pFN‐treated or serum‐treated Ti (FNIII7–10: **P < 0.0001 versus pFN, **P < 0.0001 versus Ti‐serum), (B) Calcium content was increased at 14 days (N= 4) on FNIII7–10‐treated surfaces over pFN or serum‐treated Ti (FNIII7–10: **P < 0.008 versus pFN, **P < 0.0001 versus Ti‐serum). In addition, cells on pFN‐treated surfaces also exhibited a significant increase in Ca+2 content over unmodified, serum‐treated Ti (# P < 0.04), (C) Quantification (percentage mineralized area) of von Kossa staining for mineral nodule formation (black) on ligand‐treated surfaces at 14 days. (FNIII7–10: **P < 0.04 versus pFN, **P < 0.005 versus Ti‐serum; pFN: # P < 0.03 versus Ti‐serum).