Changes in c-Fos and angiotensin-converting enzyme expression following electroacupuncture treatment in NAc, PVN, and RVLM of brain. (A) Number of c-Fos-positive cells in the NAc, PVN, and RVLM regions. (B) Number of ACE-positive cells in the NAc, PVN, and RVLM regions. Data are expressed as the means ± S.E. *p < 0.05, **p < 0.01, ***p < 0.001. EA, electroacupuncture; WKY, Wistar-Kyoto rat; SHR, spontaneously hypertensive rat; SHR+EA, EA-treated SHR; ACE, angiotensin-converting enzyme; NAc, nucleus accumbens; PVN, paraventricular nucleus; RVLM, rostral ventrolateral medulla.