(a)
(b)
Figure 3: Endothelium-dependent and -independent relaxation in rat aortae in the presence of pyrogallol (P): cumulative concentration-response curves to ACh (a) and SNP (b) in the absence (control) or presence of pyrogallol with varying concentrations of tocomin. Data is expressed as mean ± SEM. *Significantly different to control . #Significantly different to pyrogallol Sidak’s multiple comparison test.