Pulse Width Modulation Electro-Acupuncture on Cardiovascular Remodeling and Plasma Nitric Oxide in Spontaneously Hypertensive Rats

Table 4

NO.

Group	n	Plasma NO (μmol l^−1)		Myocardium NO (pmol g^−1)
		Before	After	Before	After
Control	8	22.06 ± 4.61	21.58 ± 4.75	1.21 ± 0.20	1.19 ± 0.19
Captopril	9	21.76 ± 5.12	36.07 ± 5.28^**,§	1.13 ± 0.24	1.83 ± 0.20^*,Δ
SHR-350 Hz	9	23.44 ± 5.33	32.65 ± 6.43^**,§	1.18 ± 0.17	1.68 ± 0.15^*,Δ
SHR-WAB	8	21.39 ± 4.86	29.53 ± 5.20^*,§	1.26 ± 0.32	1.56 ± 0.14

* P < .05 versus control; **P < .01 versus control. ^§P < .01 versus baseline of the same group. ^ΔP < .05 versus baseline of the same group.