Table 6. Cortical morphometry by μCT in the midshaft femoral region of WT and Cox2 KO mice after infusion with vehicle or PTH for 21 days.

Parameter	WT mice		Cox2 KO mice
	Vehicle (6)	PTH (7)	Vehicle (6)	PTH (7)
Cortical area (mm2)	0.94 ± 0.02	0.91 ± 0.02	0.88 ± 0.03	1.05 ± 0.03 a , b
Cortical thickness (mm)	0.21 ± 0.01	0.20 ± 0.01	0.20 ± 0.01	0.19 ± 0.01
Cortical porosity (%)	0.33 ± 0.06	0.31 ± 0.04	0.53 ± 0.11	1.05 ± 0.46
Subperiosteal area (mm2)	1.97 ± 0.05	2.12 ± 0.07	1.89 ± 0.04	1.92 ± 0.04
Subendosteal area (mm2)	1.03 ± 0.04	1.16 ± 0.06	1.01 ± 0.03	1.06 ± 0.03

Data are means ± SEM for (n) mice.

^aSignificant effect of PTH, p<0.01.

^bSignificant effect of genotype, p<0.05.