SEM images of titanium disks prior to incubation in SBF (× 5000):
(a) B- = uncoated blasted; (b) B = blasted and laminin coated; (c) AH = alkali heat treated and laminin coated; (d) AO = anodic oxidized and laminin coated; (e) HA = hydroxyapatite and laminin coated.