(a)
(b)
(c)
(d)
(e)
(f)
Figure 3: Cumulative concentration-response curves in thoracic aortic rings to (a) noradrenaline, (b) acetylcholine, and (c) sodium nitroprusside and percent maximal response curves in thoracic aortic rings to (d) noradrenaline, (e) acetylcholine, and (f) sodium nitroprusside. All data are presented as mean ± standard error of the mean; versus WKY and versus STZ.