Fig. 1From: Assessment of endothelial cell function and physiological microcirculatory reserve by video microscopy using a topical acetylcholine and nitroglycerin challengePlasma nitric oxide metabolite content (p = 0.66) (a) and mean arterial pressure (p = 0.48) (b) before and after topical vasodilator application (intervention). Boxplots represent median, interquartile range, and range. NO nitric oxideBack to article page