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(A) Adhesion of U87 cells to titanium and 20 nm and 120 nm nanotubes. *P<0.05 compared with titanium and 120 nm nanotubes. (B, C) Migratory capacity of U87 cells on nanotubes with different diameters without (B) and with (C) annealing. (D, E) Immunofluorescence of acetylated α-tubulin expression in U87 cells cultured on nanotubes with different diameters without (D) and with (E) annealing.
Abbreviation: Ti, titanium.
