Figure 6. Representative photomicrographs of alveolar socket after 7 days. A and B: Control group; C and D: HA group; E and F: CHA group. The small squares identified by B, D and F are displayed at 40-fold magnification adjacent to the figures with lower magnification (Figures A, C and E, respectively). Pre-existing bone (PEB); Connective tissue (CT); Osteoblasts pavement (black arrow); serum hemorrhagic exudate (*); Newly formed bone (NFB); Neutrophilic infiltrate (n); Osteoid (o); hydroxyapatite (HA); nanostructured carbonated hydroxyapatite/calcium alginate (CHA). Hematoxylin and eosin stained.
