Table 2.

Target gene expression relative to GAPDH from bone samples from the mandibular diastema and distal to the lower first molar.

Pig Number	Age	Location	RANKL	CSF-1	OPG	BSP	RUNX2
4425	13 wk	diastema	0.13 ± 0.003	0.63 ± 0.04	24.68 ± 40.5	27,808 ± 156	4.19 ± 0.13
5060	13 wk	diastema	0.25 ± 0.02	0.70 ± 0.03	188.32 ± 308	20,378 ± 3640	6.32 ± 0.31
5061	13 wk	diastema	0.22 ± 0.03	0.49 ± 0.07	7.17 ± 8.7	20,538 ± 1612	3.61 ± 0.58
Mean	13 wk	diastema	0.20 ± 0.06	0.61 ± 0.11		22,908 ± 4244	4.71 ± 1.42
4501	23 wk	diastema	0.07 ± 0.01	0.23 ± 0.10	18.99 ± 20	11,411 ± 1384	2.14 ± 0.07
5069	23 wk	diastema	0.77 ± 0.04	1.11 ± 0.12	164.07 ± 245.7	211,673 ± 16,868	10.05 ± 0.37
5071	23 wk	diastema	0.34 ± 0.02	0.66 ± 0.02	178.49 ± 222	66,639 ± 851	7.43 ± 0.33
Mean	23 wk	diastema	0.39 ± 0.36	0.67 ± 0.44		96,574 ± 103,432	6.54 ± 4.03
5060	13 wk	M1 distal	0.61 ± 0.03	1.29 ± 0.16	6800 ± 11,611	44,838 ± 14,325	12.61 ± 2.04
5061	13 wk	M1 distal	0.43 ± 0.03	0.54 ± 0.06	14,841 ± 20,981	44,796 ± 8683	6.18 ± 0.84
Mean	13 wk	M1 distal	0.52 ± 0.13	0.92 ± 0.53		44, 817 ± 29	9.39 ± 4.55
4501	23 wk	M1 distal	0.22 ± 0.03	0.38 ± 0.04	177.25 ± 167.4	27,925 ± 3724	2.15 ± 0.17
5069	23 wk	M1 distal	0.19 ± 0.03	0.66 ± 0.14	4.49 ± 5.7	3801 ± 334	4.20 ± 1.48
5071	23 wk	M1 distal	1.10 ± 0.11	1.50 ± 0.25	66.20 ± 61.9	52,224 ± 4721	12.38 ± 1.33
Mean	23 wk	M1 distal	0.50 ± 0.52	0.84 ± 0.58		27, 983 ± 24,211	6.24 ± 5.41