Fig. 7

LM of control (a & b) and study groups (C & D) showing the posterior part of the suture. a A higher magnification of (inset 3 in Fig. 4a) of control group showing the narrow suture width (double headed arrows). b A higher magnification of the inset in the previous photograph showing the almost absence of new bone formation on each side of the suture (arrows). c A higher magnification of (inset 3 in Fig. 4b) of study group showing the widely expanded suture (double headed arrow) and the formation of new bone (between the dotted lines) on each side of the suture. Numerous dilated blood vessels are seen (arrow heads). d A higher magnification of the inset in the previous photograph showing reversal line (arrow heads) between the old & new bone and the inserted fibers (arrows) into the new bone. (H&E; A&C × 100, B&D × 400)