Fig. 4From: Endothelial dysfunction and body mass index: is there a role for plasma peroxynitrite?Relationship of body mass index with ACh activity (a and b) and sodium nitroprusside (SNP) (c and d) on isolated aortic rat rings. a and c show Rmax, and graphs b and d show logIC50 means and SEM, with the asterisk implying significant differences between the two treatments (P < 0.05) and ns standing for non-significant differencesBack to article page