Fig. 6

Photomicrographs of decalcified sections illustrating the healing after 8 weeks. a Treated site. Most of the antrostomies presented remaining defects in the outer contour. b, c Untreated sites. Two antrostomies of the treated sites and four of the untreated sites appeared not closed with corticalized bone and presented connective tissue interposed between the edges of the antrostomy. Scarlet-acid fuchsine and toluidine blue stain. a Image grabbed at × 20 magnification. b, c Images grabbed at × 40 magnification