Table 2.

Protein expression of FAK, PI3K, and Aggrecan of KOA rabbit articular cartilages ($\stackrel{-}{x}\pm s$).

Group	N	Protein expression of FAK	Protein expression of p-PI3K	Protein expression of Aggrecan
Control	6	0.06 ± 0.01	0.14 ± 0.02	1.54 ± 0.16
Model	6	0.45 ± 0.13∗∗	0.41 ± 0.18∗∗	0.59 ± 0.11∗∗
Model-inhibitor	6	0.15 ± 0.15Δ	0.22 ± 0.09Δ	0.19 ± 0.05ΔΔ
Needle knife	6	2.32 ± 0.32∗∗##▲▲	0.83 ± 0.19∗∗##▲▲	1.11 ± 0.16∗∗##▲▲
Needle knife-inhibitor	6	1.95 ± 0.35Δ	0.65 ± 0.18Δ	0.69 ± 0.08ΔΔ
Electroacupuncture	6	1.25 ± 0.28∗∗##	0.60 ± 0.17∗∗#	0.76 ± 0.14∗∗#
Electroacupuncture inhibitor	6	0.92 ± 0.23Δ	0.41 ± 0.15Δ	0.37 ± 0.13ΔΔ

Versus normal group: P^∗∗ < 0.01; versus model group: P^# < 0.05 and P^## < 0.01; versus electroacupuncture group: P^▲▲ < 0.01; versus noninhibitor group: P^Δ < 0.05 and P^ΔΔ < 0.01.