Table 7.

Changes in Expression of Selected Genes by rtPCR

Gene Tested	OIR vs. RA
	Early	Late
esm1
Mouse	10.96 ± 2.21*	34.04 ± 12.8*
Rat	1.22 ± 0.02	6.67 ± 0.80*
apln
Mouse	2.41 ± 0.43*	10.32 ± 2.51*
Rat	1.71 ± 0.22	3.57 ± 0.26*
egln3
Mouse	3.16 ± 0.30*	4.95 ± 0.69*
Rat	2.92 ± 0.42*	3.43 ± 0.35*

Data are expressed as x-fold change ± SD.

^*P < 0.01, by Mann-Whitney U test.