Fig. 3

Experimental protocol. The 1-week latency phase was followed by a 2-week distraction phase and a 5-week consolidation phase. Group D + C received PTH (1–34) for 4 weeks from the start of distraction. Group D received PTH (1–34) for 2 weeks from the start of distraction and saline for the subsequent 2 weeks. Group C received saline from the start of distraction and PTH (1–34) for the subsequent 2 weeks, and group N received saline solution for 4 weeks from the start of distraction. The experimental animals were euthanized at 8 weeks after osteotomy