Table 5. Serum levels of IGF-I and osteocalcin in the control and mTBI mice at day 5 and 14 post impact.

Marker	Day	Control	Weight drop height/m
			0.5	1.0	1.5
IGF-I/(ng·mL−1)	5	242±6.89	233±7.22	227±10.04	218±6.18
	14	289±7.67	184±8.58A	223±6.72B	191±7.12A
Osteocalcin/(ng·mL−1)	5	128±3.89	139±3.09	131±5.13	144±4.0
	14	129±4.03	87±4.0A	98±4.29B	100±3.12A

Values are mean±s.e. n=7–10, ^AP<0.05 vs control and ^BP=0.07 vs control.