Decalcified histologic images (hematoxylin and eosin stain, original magnification x100, 500 µm): A = control; B = propranolol dose-1; C = propranolol dose-2.
The new bone-formation ratio for each implant was calculated by the ratio of the newly formed bone tissue to the grafted area.
NRB = newly regenerated bone; * = bone tissue.