Figure 6
![Figure 6](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1472-6882-14-507/MediaObjects/12906_2014_Article_2077_Fig6_HTML.jpg)
Effects of the extract on nitrites content. Each bar represents a mean ± S.E.M.; n = 5; ap < 0.001; bp < 0.01, cp < 0.05: significantly different compared to water. αp < 0.001, βp < 0.01: significantly different compared to ethanol and sucrose. EtOH + Su = Ethanol and Sucrose; Ext50, Ext100 and Ext150 = Extract at the respective doses of 50, 100 and 150 mg/kg; Nif = Nifedipine.