Titania-hydroxyapatite nanocomposite coatings support human mesenchymal stem cells osteogenic differentiation. - Dimitrievska, Sashka; Bureau, Martin N.; Antoniou, John; Mwale, Fackson; Petit, Alain; Lima, Rogerio S.; Marple, Basil R. (Journal of Biomedical Materials Research, Part A, 2011)