Table 4.

Gene expression PEEK vs. Sham.

Marker	Down-Regulation	p-Value
ARG1	3.11	0.1091
CD68	2.00	0.4304
NCF1	2.61	0.1556
CD4	1.95	0.0771
Marker	Down-Regulation	p-Value
PPAR-G	−4.81	0.0009
RANKL	−3.16	0.0286
OPG	−3.13	0.0210
TRAP	−1.91	0.0109
CATHK	−1.75	0.0985
C5	−2.73	0.0044
CD59	−1.87	0.0181
CD55	−1.81	0.0578
C3aR1	−2.84	0.0601
CD8b	−2.86	0.0044