Influences of tantalum pentoxide and surface coarsening on surface roughness, hydrophilicity, surface energy, protein adsorption and cell responses to PEEK based biocomposite

• Published in: Colloids and surfaces, B, Biointerfaces Vol. 174; pp. 207 - 215
• Main Authors: Mei, Shiqi, Yang, Lili, Pan, Yongkang, Wang, Deqiang, Wang, Xuehong, Tang, Tingting, Wei, Jie
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier B.V 01.02.2019
• Subjects: absorption; adhesion; Adsorption; Animals; biocompatibility; biocompatible materials; Biocompatible Materials - chemistry; Biocomposites; bone formation; bones; Cattle; Cell Adhesion - drug effects; Cell Differentiation - drug effects; Cell Proliferation - drug effects; Cells, Cultured; cold; colloids; Cytocompatibility; energy; Humans; hydrophilicity; Hydrophobic and Hydrophilic Interactions; Ketones - chemistry; Mesenchymal Stem Cells - drug effects; modulus of elasticity; orthopedics; Oxides - chemistry; Oxides - pharmacology; Particle Size; Polyetheretherketone; Polyethylene Glycols - chemistry; sand; Serum Albumin, Bovine - chemistry; strength (mechanics); Surface coarsening; Surface Properties; surface roughness; Tantalum - chemistry; Tantalum - pharmacology; tantalum oxide; Tantalum pentoxide; Polyetheretherketone; Tantalum pentoxide; Surface coarsening; Cytocompatibility; Biocomposites

[Display omitted] •Tantalum pentoxide (Ta2O5)/polyetheretherketone composite (PTC) was fabricated.•Ta2O5 enhanced thermal, mechanical and surface properties of PTC.•Surface coarsening further improved surface properties of PTC.•BMSCs responses to PTC were significantly promoted by Ta2O5 and surface...