Figure 1

Effect of the methanol extract from Cinnamomum. zeylanicum stem bark on the mean arterial blood pressure in L-NAME-induced hypertensive rats. Each point represents the mean±SEM (n=5); ^αp<0.05, ^βp<0.01 and ^γp<0.001 significantly different compared to the initial value (0 minute). **p<0.01 and ***p<0.001 significantly different compared to the value 20 minutes after L-NAME administration.