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. 2016 Aug 30;11(1):38. doi: 10.1186/s13020-016-0110-0

Fig. 3.

Fig. 3

The cumulative concentration–response curves for the SNP-induced relaxations of different groups in aorta (a) and carotid (b) arteries. Acupuncture did not restore endothelium-independent relaxation (c). Data were expressed as means ± SD